Merge branch 'main' into feat/auto-failover

# Conflicts: # src/App.tsx
feat(skill): add multi-app skill support for Claude/Codex (#365 )
2026-07-25 05:38:38 +08:00 · 2025-12-08 21:12:19 +08:00 · 2025-12-08 20:54:17 +08:00 · 2025-12-08 17:12:15 +08:00 · 2025-12-08 17:10:52 +08:00 · 2025-12-08 17:08:55 +08:00
107 changed files with 17058 additions and 375 deletions
@@ -17,3 +17,4 @@ GEMINI.md
 /.idea
 /.vscode
 vitest-report.json
+nul
@@ -26,16 +26,16 @@
    "@types/react": "^18.2.0",
    "@types/react-dom": "^18.2.0",
    "@vitejs/plugin-react": "^4.2.0",
+    "autoprefixer": "^10.4.20",
    "cross-fetch": "^4.1.0",
    "jsdom": "^25.0.0",
    "msw": "^2.11.6",
+    "postcss": "^8.4.49",
    "prettier": "^3.6.2",
+    "tailwindcss": "^3.4.17",
    "typescript": "^5.3.0",
    "vite": "^5.0.0",
-    "vitest": "^2.0.5",
-    "autoprefixer": "^10.4.20",
-    "postcss": "^8.4.49",
-    "tailwindcss": "^3.4.17"
+    "vitest": "^2.0.5"
  },
  "dependencies": {
    "@codemirror/lang-javascript": "^6.2.4",
@@ -50,6 +50,7 @@
    "@dnd-kit/utilities": "^3.2.2",
    "@hookform/resolvers": "^5.2.2",
    "@lobehub/icons-static-svg": "^1.73.0",
+    "@radix-ui/react-accordion": "^1.2.12",
    "@radix-ui/react-checkbox": "^1.3.3",
    "@radix-ui/react-dialog": "^1.1.15",
    "@radix-ui/react-dropdown-menu": "^2.1.16",
@@ -67,7 +68,9 @@
    "@tauri-apps/plugin-updater": "^2.0.0",
    "class-variance-authority": "^0.7.1",
    "clsx": "^2.1.1",
+    "cmdk": "^1.1.1",
    "codemirror": "^6.0.2",
+    "framer-motion": "^12.23.25",
    "i18next": "^25.5.2",
    "jsonc-parser": "^3.2.1",
    "lucide-react": "^0.542.0",
@@ -75,6 +78,7 @@
    "react-dom": "^18.2.0",
    "react-hook-form": "^7.65.0",
    "react-i18next": "^16.0.0",
+    "recharts": "^3.5.1",
    "smol-toml": "^1.4.2",
    "sonner": "^2.0.7",
    "tailwind-merge": "^3.3.1",
@@ -44,6 +44,9 @@ importers:
      '@lobehub/icons-static-svg':
        specifier: ^1.73.0
        version: 1.73.0
+      '@radix-ui/react-accordion':
+        specifier: ^1.2.12
+        version: 1.2.12(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
      '@radix-ui/react-checkbox':
        specifier: ^1.3.3
        version: 1.3.3(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
@@ -95,9 +98,15 @@ importers:
      clsx:
        specifier: ^2.1.1
        version: 2.1.1
+      cmdk:
+        specifier: ^1.1.1
+        version: 1.1.1(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
      codemirror:
        specifier: ^6.0.2
        version: 6.0.2
+      framer-motion:
+        specifier: ^12.23.25
+        version: 12.23.25(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
      i18next:
        specifier: ^25.5.2
        version: 25.5.2(typescript@5.9.2)
@@ -119,6 +128,9 @@ importers:
      react-i18next:
        specifier: ^16.0.0
        version: 16.0.0(i18next@25.5.2(typescript@5.9.2))(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(typescript@5.9.2)
+      recharts:
+        specifier: ^3.5.1
+        version: 3.5.1(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react-is@17.0.2)(react@18.3.1)(redux@5.0.1)
      smol-toml:
        specifier: ^1.4.2
        version: 1.4.2
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+  '@radix-ui/react-accordion@1.2.12':
+    resolution: {integrity: sha512-T4nygeh9YE9dLRPhAHSeOZi7HBXo+0kYIPJXayZfvWOWA0+n3dESrZbjfDPUABkUNym6Hd+f2IR113To8D2GPA==}
+    peerDependencies:
+      '@types/react': '*'
+      '@types/react-dom': '*'
+      react: ^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc
+      react-dom: ^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      '@types/react-dom':
+        optional: true
+
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    peerDependencies:
@@ -675,6 +700,19 @@ packages:
      '@types/react-dom':
        optional: true

+  '@radix-ui/react-collapsible@1.1.12':
+    resolution: {integrity: sha512-Uu+mSh4agx2ib1uIGPP4/CKNULyajb3p92LsVXmH2EHVMTfZWpll88XJ0j4W0z3f8NK1eYl1+Mf/szHPmcHzyA==}
+    peerDependencies:
+      '@types/react': '*'
+      '@types/react-dom': '*'
+      react: ^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc
+      react-dom: ^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      '@types/react-dom':
+        optional: true
+
  '@radix-ui/react-collection@1.1.7':
    resolution: {integrity: sha512-Fh9rGN0MoI4ZFUNyfFVNU4y9LUz93u9/0K+yLgA2bwRojxM8JU1DyvvMBabnZPBgMWREAJvU2jjVzq+LrFUglw==}
    peerDependencies:
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+  '@reduxjs/toolkit@2.11.0':
+    resolution: {integrity: sha512-hBjYg0aaRL1O2Z0IqWhnTLytnjDIxekmRxm1snsHjHaKVmIF1HiImWqsq+PuEbn6zdMlkIj9WofK1vR8jjx+Xw==}
+    peerDependencies:
+      react: ^16.9.0 || ^17.0.0 || ^18 || ^19
+      react-redux: ^7.2.1 || ^8.1.3 || ^9.0.0
+    peerDependenciesMeta:
+      react:
+        optional: true
+      react-redux:
+        optional: true
+
  '@rolldown/pluginutils@1.0.0-beta.27':
    resolution: {integrity: sha512-+d0F4MKMCbeVUJwG96uQ4SgAznZNSq93I3V+9NHA4OpvqG8mRCpGdKmK8l/dl02h2CCDHwW2FqilnTyDcAnqjA==}

@@ -1161,6 +1210,9 @@ packages:
    cpu: [x64]
    os: [win32]

+  '@standard-schema/spec@1.0.0':
+    resolution: {integrity: sha512-m2bOd0f2RT9k8QJx1JN85cZYyH1RqFBdlwtkSlf4tBDYLCiiZnv1fIIwacK6cqwXavOydf0NPToMQgpKq+dVlA==}
+
  '@standard-schema/utils@0.3.0':
    resolution: {integrity: sha512-e7Mew686owMaPJVNNLs55PUvgz371nKgwsc4vxE49zsODpJEnxgxRo2y/OKrqueavXgZNMDVj3DdHFlaSAeU8g==}

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+  '@types/d3-array@3.2.2':
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+
+  '@types/d3-color@3.1.3':
+    resolution: {integrity: sha512-iO90scth9WAbmgv7ogoq57O9YpKmFBbmoEoCHDB2xMBY0+/KVrqAaCDyCE16dUspeOvIxFFRI+0sEtqDqy2b4A==}
+
+  '@types/d3-ease@3.0.2':
+    resolution: {integrity: sha512-NcV1JjO5oDzoK26oMzbILE6HW7uVXOHLQvHshBUW4UMdZGfiY6v5BeQwh9a9tCzv+CeefZQHJt5SRgK154RtiA==}
+
+  '@types/d3-interpolate@3.0.4':
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+
+  '@types/d3-path@3.1.1':
+    resolution: {integrity: sha512-VMZBYyQvbGmWyWVea0EHs/BwLgxc+MKi1zLDCONksozI4YJMcTt8ZEuIR4Sb1MMTE8MMW49v0IwI5+b7RmfWlg==}
+
+  '@types/d3-scale@4.0.9':
+    resolution: {integrity: sha512-dLmtwB8zkAeO/juAMfnV+sItKjlsw2lKdZVVy6LRr0cBmegxSABiLEpGVmSJJ8O08i4+sGR6qQtb6WtuwJdvVw==}
+
+  '@types/d3-shape@3.1.7':
+    resolution: {integrity: sha512-VLvUQ33C+3J+8p+Daf+nYSOsjB4GXp19/S/aGo60m9h1v6XaxjiT82lKVWJCfzhtuZ3yD7i/TPeC/fuKLLOSmg==}
+
+  '@types/d3-time@3.0.4':
+    resolution: {integrity: sha512-yuzZug1nkAAaBlBBikKZTgzCeA+k1uy4ZFwWANOfKw5z5LRhV0gNA7gNkKm7HoK+HRN0wX3EkxGk0fpbWhmB7g==}
+
+  '@types/d3-timer@3.0.2':
+    resolution: {integrity: sha512-Ps3T8E8dZDam6fUyNiMkekK3XUsaUEik+idO9/YjPtfj2qruF8tFBXS7XhtE4iIXBLxhmLjP3SXpLhVf21I9Lw==}
+
  '@types/estree@1.0.8':
    resolution: {integrity: sha512-dWHzHa2WqEXI/O1E9OjrocMTKJl2mSrEolh1Iomrv6U+JuNwaHXsXx9bLu5gG7BUWFIN0skIQJQ/L1rIex4X6w==}

@@ -1327,6 +1406,9 @@ packages:
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    resolution: {integrity: sha512-xMAgYwceFhRA2zY+XbEA7mxYbA093wdiW8Vu6gZPGWy9cmOyU9XesH1tNcEWsKFd5Vzrqx5T3D38PWx1FIIXkA==}

+  '@types/use-sync-external-store@0.0.6':
+    resolution: {integrity: sha512-zFDAD+tlpf2r4asuHEj0XH6pY6i0g5NeAHPn+15wk3BV6JA69eERFXC1gyGThDkVa1zCyKr5jox1+2LbV/AMLg==}
+
  '@vitejs/plugin-react@4.7.0':
    resolution: {integrity: sha512-gUu9hwfWvvEDBBmgtAowQCojwZmJ5mcLn3aufeCsitijs3+f2NsrPtlAWIR6OPiqljl96GVCUbLe0HyqIpVaoA==}
    engines: {node: ^14.18.0 || >=16.0.0}
@@ -1480,6 +1562,12 @@ packages:
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    engines: {node: '>=6'}

+  cmdk@1.1.1:
+    resolution: {integrity: sha512-Vsv7kFaXm+ptHDMZ7izaRsP70GgrW9NBNGswt9OZaVBLlE0SNpDq8eu/VGXyF9r7M0azK3Wy7OlYXsuyYLFzHg==}
+    peerDependencies:
+      react: ^18 || ^19 || ^19.0.0-rc
+      react-dom: ^18 || ^19 || ^19.0.0-rc
+
  codemirror@6.0.2:
    resolution: {integrity: sha512-VhydHotNW5w1UGK0Qj96BwSk/Zqbp9WbnyK2W/eVMv4QyF41INRGpjUhFJY7/uDNuudSc33a/PKr4iDqRduvHw==}

@@ -1526,6 +1614,50 @@ packages:
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+    engines: {node: '>=12'}
+
+  d3-color@3.1.0:
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+    engines: {node: '>=12'}
+
+  d3-ease@3.0.1:
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+    engines: {node: '>=12'}
+
+  d3-format@3.1.0:
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+    engines: {node: '>=12'}
+
+  d3-interpolate@3.0.1:
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+    engines: {node: '>=12'}
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+  d3-path@3.1.0:
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+    engines: {node: '>=12'}
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+    engines: {node: '>=12'}
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+    engines: {node: '>=12'}
+
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+    engines: {node: '>=12'}
+
+  d3-time@3.1.0:
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+    engines: {node: '>=12'}
+
+  d3-timer@3.0.1:
+    resolution: {integrity: sha512-ndfJ/JxxMd3nw31uyKoY2naivF+r29V+Lc0svZxe1JvvIRmi8hUsrMvdOwgS1o6uBHmiz91geQ0ylPP0aj1VUA==}
+    engines: {node: '>=12'}
+
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    engines: {node: '>=18'}
@@ -1539,6 +1671,9 @@ packages:
      supports-color:
        optional: true

+  decimal.js-light@2.5.1:
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+
  decimal.js@10.6.0:
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@@ -1609,6 +1744,9 @@ packages:
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    engines: {node: '>= 0.4'}

+  es-toolkit@1.42.0:
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+
  esbuild@0.21.5:
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    engines: {node: '>=12'}
@@ -1621,6 +1759,9 @@ packages:
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+
  expect-type@1.2.2:
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    engines: {node: '>=12.0.0'}
@@ -1652,6 +1793,20 @@ packages:
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+  framer-motion@12.23.25:
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+    peerDependencies:
+      '@emotion/is-prop-valid': '*'
+      react: ^18.0.0 || ^19.0.0
+      react-dom: ^18.0.0 || ^19.0.0
+    peerDependenciesMeta:
+      '@emotion/is-prop-valid':
+        optional: true
+      react:
+        optional: true
+      react-dom:
+        optional: true
+
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    engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
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    engines: {node: '>=0.10.0'}

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+
+  immer@11.0.1:
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+
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    engines: {node: '>=8'}

+  internmap@2.0.3:
+    resolution: {integrity: sha512-5Hh7Y1wQbvY5ooGgPbDaL5iYLAPzMTUrjMulskHLH6wnv/A+1q5rgEaiuqEjB+oxGXIVZs1FF+R/KPN3ZSQYYg==}
+    engines: {node: '>=12'}
+
  is-binary-path@2.1.0:
    resolution: {integrity: sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==}
    engines: {node: '>=8'}
@@ -1925,6 +2090,12 @@ packages:
    resolution: {integrity: sha512-I9jwMn07Sy/IwOj3zVkVik2JTvgpaykDZEigL6Rx6N9LbMywwUSMtxET+7lVoDLLd3O3IXwJwvuuns8UB/HeAg==}
    engines: {node: '>=4'}

+  motion-dom@12.23.23:
+    resolution: {integrity: sha512-n5yolOs0TQQBRUFImrRfs/+6X4p3Q4n1dUEqt/H58Vx7OW6RF+foWEgmTVDhIWJIMXOuNNL0apKH2S16en9eiA==}
+
+  motion-utils@12.23.6:
+    resolution: {integrity: sha512-eAWoPgr4eFEOFfg2WjIsMoqJTW6Z8MTUCgn/GZ3VRpClWBdnbjryiA3ZSNLyxCTmCQx4RmYX6jX1iWHbenUPNQ==}
+
  ms@2.1.3:
    resolution: {integrity: sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==}

@@ -2115,6 +2286,18 @@ packages:
  react-is@17.0.2:
    resolution: {integrity: sha512-w2GsyukL62IJnlaff/nRegPQR94C/XXamvMWmSHRJ4y7Ts/4ocGRmTHvOs8PSE6pB3dWOrD/nueuU5sduBsQ4w==}

+  react-redux@9.2.0:
+    resolution: {integrity: sha512-ROY9fvHhwOD9ySfrF0wmvu//bKCQ6AeZZq1nJNtbDC+kk5DuSuNX/n6YWYF/SYy7bSba4D4FSz8DJeKY/S/r+g==}
+    peerDependencies:
+      '@types/react': ^18.2.25 || ^19
+      react: ^18.0 || ^19
+      redux: ^5.0.0
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      redux:
+        optional: true
+
  react-refresh@0.17.0:
    resolution: {integrity: sha512-z6F7K9bV85EfseRCp2bzrpyQ0Gkw1uLoCel9XBVWPg/TjRj94SkJzUTGfOa4bs7iJvBWtQG0Wq7wnI0syw3EBQ==}
    engines: {node: '>=0.10.0'}
@@ -2160,14 +2343,33 @@ packages:
    resolution: {integrity: sha512-hOS089on8RduqdbhvQ5Z37A0ESjsqz6qnRcffsMU3495FuTdqSm+7bhJ29JvIOsBDEEnan5DPu9t3To9VRlMzA==}
    engines: {node: '>=8.10.0'}

+  recharts@3.5.1:
+    resolution: {integrity: sha512-+v+HJojK7gnEgG6h+b2u7k8HH7FhyFUzAc4+cPrsjL4Otdgqr/ecXzAnHciqlzV1ko064eNcsdzrYOM78kankA==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      react: ^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+      react-dom: ^16.0.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+      react-is: ^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+
  redent@3.0.0:
    resolution: {integrity: sha512-6tDA8g98We0zd0GvVeMT9arEOnTw9qM03L9cJXaCjrip1OO764RDBLBfrB4cwzNGDj5OA5ioymC9GkizgWJDUg==}
    engines: {node: '>=8'}

+  redux-thunk@3.1.0:
+    resolution: {integrity: sha512-NW2r5T6ksUKXCabzhL9z+h206HQw/NJkcLm1GPImRQ8IzfXwRGqjVhKJGauHirT0DAuyy6hjdnMZaRoAcy0Klw==}
+    peerDependencies:
+      redux: ^5.0.0
+
+  redux@5.0.1:
+    resolution: {integrity: sha512-M9/ELqF6fy8FwmkpnF0S3YKOqMyoWJ4+CS5Efg2ct3oY9daQvd/Pc71FpGZsVsbl3Cpb+IIcjBDUnnyBdQbq4w==}
+
  require-directory@2.1.1:
    resolution: {integrity: sha512-fGxEI7+wsG9xrvdjsrlmL22OMTTiHRwAMroiEeMgq8gzoLC/PQr7RsRDSTLUg/bZAZtF+TVIkHc6/4RIKrui+Q==}
    engines: {node: '>=0.10.0'}

+  reselect@5.1.1:
+    resolution: {integrity: sha512-K/BG6eIky/SBpzfHZv/dd+9JBFiS4SWV7FIujVyJRux6e45+73RaUHXLmIR1f7WOMaQ0U1km6qwklRQxpJJY0w==}
+
  resolve@1.22.11:
    resolution: {integrity: sha512-RfqAvLnMl313r7c9oclB1HhUEAezcpLjz95wFH4LVuhk9JF/r22qmVP9AMmOU4vMX7Q8pN8jwNg/CSpdFnMjTQ==}
    engines: {node: '>= 0.4'}
@@ -2284,6 +2486,9 @@ packages:
  thenify@3.3.1:
    resolution: {integrity: sha512-RVZSIV5IG10Hk3enotrhvz0T9em6cyHBLkH/YAZuKqd8hRkKhSfCGIcP2KUY0EPxndzANBmNllzWPwak+bheSw==}

+  tiny-invariant@1.3.3:
+    resolution: {integrity: sha512-+FbBPE1o9QAYvviau/qC5SE3caw21q3xkvWKBtja5vgqOWIHHJ3ioaq1VPfn/Szqctz2bU/oYeKd9/z5BL+PVg==}
+
  tinybench@2.9.0:
    resolution: {integrity: sha512-0+DUvqWMValLmha6lr4kD8iAMK1HzV0/aKnCtWb9v9641TnP/MFb7Pc2bxoxQjTXAErryXVgUOfv2YqNllqGeg==}

@@ -2392,9 +2597,17 @@ packages:
      '@types/react':
        optional: true

+  use-sync-external-store@1.6.0:
+    resolution: {integrity: sha512-Pp6GSwGP/NrPIrxVFAIkOQeyw8lFenOHijQWkUTrDvrF4ALqylP2C/KCkeS9dpUM3KvYRQhna5vt7IL95+ZQ9w==}
+    peerDependencies:
+      react: ^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+
  util-deprecate@1.0.2:
    resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}

+  victory-vendor@37.3.6:
+    resolution: {integrity: sha512-SbPDPdDBYp+5MJHhBCAyI7wKM3d5ivekigc2Dk2s7pgbZ9wIgIBYGVw4zGHBml/qTFbexrofXW6Gu4noGxrOwQ==}
+
  vite-node@2.1.9:
    resolution: {integrity: sha512-AM9aQ/IPrW/6ENLQg3AGY4K1N2TGZdR5e4gu/MmmR2xR3Ll1+dib+nook92g4TV3PXVyeyxdWwtaCAiUL0hMxA==}
    engines: {node: ^18.0.0 || >=20.0.0}
@@ -3031,6 +3244,23 @@ snapshots:

  '@radix-ui/primitive@1.1.3': {}

+  '@radix-ui/react-accordion@1.2.12(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
+    dependencies:
+      '@radix-ui/primitive': 1.1.3
+      '@radix-ui/react-collapsible': 1.1.12(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-collection': 1.1.7(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-compose-refs': 1.1.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-context': 1.1.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-direction': 1.1.1(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-id': 1.1.1(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-primitive': 2.1.3(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-use-controllable-state': 1.2.2(@types/react@18.3.23)(react@18.3.1)
+      react: 18.3.1
+      react-dom: 18.3.1(react@18.3.1)
+    optionalDependencies:
+      '@types/react': 18.3.23
+      '@types/react-dom': 18.3.7(@types/react@18.3.23)
+
  '@radix-ui/react-arrow@1.1.7(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
    dependencies:
      '@radix-ui/react-primitive': 2.1.3(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
@@ -3056,6 +3286,22 @@ snapshots:
      '@types/react': 18.3.23
      '@types/react-dom': 18.3.7(@types/react@18.3.23)

+  '@radix-ui/react-collapsible@1.1.12(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
+    dependencies:
+      '@radix-ui/primitive': 1.1.3
+      '@radix-ui/react-compose-refs': 1.1.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-context': 1.1.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-id': 1.1.1(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-presence': 1.1.5(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-primitive': 2.1.3(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-use-controllable-state': 1.2.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-use-layout-effect': 1.1.1(@types/react@18.3.23)(react@18.3.1)
+      react: 18.3.1
+      react-dom: 18.3.1(react@18.3.1)
+    optionalDependencies:
+      '@types/react': 18.3.23
+      '@types/react-dom': 18.3.7(@types/react@18.3.23)
+
  '@radix-ui/react-collection@1.1.7(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
    dependencies:
      '@radix-ui/react-compose-refs': 1.1.2(@types/react@18.3.23)(react@18.3.1)
@@ -3416,6 +3662,18 @@ snapshots:

  '@radix-ui/rect@1.1.1': {}

+  '@reduxjs/toolkit@2.11.0(react-redux@9.2.0(@types/react@18.3.23)(react@18.3.1)(redux@5.0.1))(react@18.3.1)':
+    dependencies:
+      '@standard-schema/spec': 1.0.0
+      '@standard-schema/utils': 0.3.0
+      immer: 11.0.1
+      redux: 5.0.1
+      redux-thunk: 3.1.0(redux@5.0.1)
+      reselect: 5.1.1
+    optionalDependencies:
+      react: 18.3.1
+      react-redux: 9.2.0(@types/react@18.3.23)(react@18.3.1)(redux@5.0.1)
+
  '@rolldown/pluginutils@1.0.0-beta.27': {}

  '@rollup/rollup-android-arm-eabi@4.46.2':
@@ -3478,6 +3736,8 @@ snapshots:
  '@rollup/rollup-win32-x64-msvc@4.46.2':
    optional: true

+  '@standard-schema/spec@1.0.0': {}
+
  '@standard-schema/utils@0.3.0': {}

  '@tanstack/query-core@5.90.3': {}
@@ -3609,6 +3869,30 @@ snapshots:
    dependencies:
      '@babel/types': 7.28.2

+  '@types/d3-array@3.2.2': {}
+
+  '@types/d3-color@3.1.3': {}
+
+  '@types/d3-ease@3.0.2': {}
+
+  '@types/d3-interpolate@3.0.4':
+    dependencies:
+      '@types/d3-color': 3.1.3
+
+  '@types/d3-path@3.1.1': {}
+
+  '@types/d3-scale@4.0.9':
+    dependencies:
+      '@types/d3-time': 3.0.4
+
+  '@types/d3-shape@3.1.7':
+    dependencies:
+      '@types/d3-path': 3.1.1
+
+  '@types/d3-time@3.0.4': {}
+
+  '@types/d3-timer@3.0.2': {}
+
  '@types/estree@1.0.8': {}

  '@types/node@20.19.9':
@@ -3628,6 +3912,8 @@ snapshots:

  '@types/statuses@2.0.6': {}

+  '@types/use-sync-external-store@0.0.6': {}
+
  '@vitejs/plugin-react@4.7.0(vite@5.4.19(@types/node@20.19.9)(lightningcss@1.30.1))':
    dependencies:
      '@babel/core': 7.28.0
@@ -3796,6 +4082,18 @@ snapshots:

  clsx@2.1.1: {}

+  cmdk@1.1.1(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+    dependencies:
+      '@radix-ui/react-compose-refs': 1.1.2(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-dialog': 1.1.15(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@radix-ui/react-id': 1.1.1(@types/react@18.3.23)(react@18.3.1)
+      '@radix-ui/react-primitive': 2.1.4(@types/react-dom@18.3.7(@types/react@18.3.23))(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      react: 18.3.1
+      react-dom: 18.3.1(react@18.3.1)
+    transitivePeerDependencies:
+      - '@types/react'
+      - '@types/react-dom'
+
  codemirror@6.0.2:
    dependencies:
      '@codemirror/autocomplete': 6.18.7
@@ -3841,6 +4139,44 @@ snapshots:

  csstype@3.1.3: {}

+  d3-array@3.2.4:
+    dependencies:
+      internmap: 2.0.3
+
+  d3-color@3.1.0: {}
+
+  d3-ease@3.0.1: {}
+
+  d3-format@3.1.0: {}
+
+  d3-interpolate@3.0.1:
+    dependencies:
+      d3-color: 3.1.0
+
+  d3-path@3.1.0: {}
+
+  d3-scale@4.0.2:
+    dependencies:
+      d3-array: 3.2.4
+      d3-format: 3.1.0
+      d3-interpolate: 3.0.1
+      d3-time: 3.1.0
+      d3-time-format: 4.1.0
+
+  d3-shape@3.2.0:
+    dependencies:
+      d3-path: 3.1.0
+
+  d3-time-format@4.1.0:
+    dependencies:
+      d3-time: 3.1.0
+
+  d3-time@3.1.0:
+    dependencies:
+      d3-array: 3.2.4
+
+  d3-timer@3.0.1: {}
+
  data-urls@5.0.0:
    dependencies:
      whatwg-mimetype: 4.0.0
@@ -3850,6 +4186,8 @@ snapshots:
    dependencies:
      ms: 2.1.3

+  decimal.js-light@2.5.1: {}
+
  decimal.js@10.6.0: {}

  deep-eql@5.0.2: {}
@@ -3902,6 +4240,8 @@ snapshots:
      has-tostringtag: 1.0.2
      hasown: 2.0.2

+  es-toolkit@1.42.0: {}
+
  esbuild@0.21.5:
    optionalDependencies:
      '@esbuild/aix-ppc64': 0.21.5
@@ -3934,6 +4274,8 @@ snapshots:
    dependencies:
      '@types/estree': 1.0.8

+  eventemitter3@5.0.1: {}
+
  expect-type@1.2.2: {}

  fast-glob@3.3.3:
@@ -3966,6 +4308,15 @@ snapshots:

  fraction.js@5.3.4: {}

+  framer-motion@12.23.25(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+    dependencies:
+      motion-dom: 12.23.23
+      motion-utils: 12.23.6
+      tslib: 2.8.1
+    optionalDependencies:
+      react: 18.3.1
+      react-dom: 18.3.1(react@18.3.1)
+
  fsevents@2.3.3:
    optional: true

@@ -4051,8 +4402,14 @@ snapshots:
    dependencies:
      safer-buffer: 2.1.2

+  immer@10.2.0: {}
+
+  immer@11.0.1: {}
+
  indent-string@4.0.0: {}

+  internmap@2.0.3: {}
+
  is-binary-path@2.1.0:
    dependencies:
      binary-extensions: 2.3.0
@@ -4202,6 +4559,12 @@ snapshots:

  min-indent@1.0.1: {}

+  motion-dom@12.23.23:
+    dependencies:
+      motion-utils: 12.23.6
+
+  motion-utils@12.23.6: {}
+
  ms@2.1.3: {}

  msw@2.11.6(@types/node@20.19.9)(typescript@5.9.2):
@@ -4352,6 +4715,15 @@ snapshots:

  react-is@17.0.2: {}

+  react-redux@9.2.0(@types/react@18.3.23)(react@18.3.1)(redux@5.0.1):
+    dependencies:
+      '@types/use-sync-external-store': 0.0.6
+      react: 18.3.1
+      use-sync-external-store: 1.6.0(react@18.3.1)
+    optionalDependencies:
+      '@types/react': 18.3.23
+      redux: 5.0.1
+
  react-refresh@0.17.0: {}

  react-remove-scroll-bar@2.3.8(@types/react@18.3.23)(react@18.3.1):
@@ -4393,13 +4765,41 @@ snapshots:
    dependencies:
      picomatch: 2.3.1

+  recharts@3.5.1(@types/react@18.3.23)(react-dom@18.3.1(react@18.3.1))(react-is@17.0.2)(react@18.3.1)(redux@5.0.1):
+    dependencies:
+      '@reduxjs/toolkit': 2.11.0(react-redux@9.2.0(@types/react@18.3.23)(react@18.3.1)(redux@5.0.1))(react@18.3.1)
+      clsx: 2.1.1
+      decimal.js-light: 2.5.1
+      es-toolkit: 1.42.0
+      eventemitter3: 5.0.1
+      immer: 10.2.0
+      react: 18.3.1
+      react-dom: 18.3.1(react@18.3.1)
+      react-is: 17.0.2
+      react-redux: 9.2.0(@types/react@18.3.23)(react@18.3.1)(redux@5.0.1)
+      reselect: 5.1.1
+      tiny-invariant: 1.3.3
+      use-sync-external-store: 1.6.0(react@18.3.1)
+      victory-vendor: 37.3.6
+    transitivePeerDependencies:
+      - '@types/react'
+      - redux
+
  redent@3.0.0:
    dependencies:
      indent-string: 4.0.0
      strip-indent: 3.0.0

+  redux-thunk@3.1.0(redux@5.0.1):
+    dependencies:
+      redux: 5.0.1
+
+  redux@5.0.1: {}
+
  require-directory@2.1.1: {}

+  reselect@5.1.1: {}
+
  resolve@1.22.11:
    dependencies:
      is-core-module: 2.16.1
@@ -4545,6 +4945,8 @@ snapshots:
    dependencies:
      any-promise: 1.3.0

+  tiny-invariant@1.3.3: {}
+
  tinybench@2.9.0: {}

  tinyexec@0.3.2: {}
@@ -4629,8 +5031,29 @@ snapshots:
    optionalDependencies:
      '@types/react': 18.3.23

+  use-sync-external-store@1.6.0(react@18.3.1):
+    dependencies:
+      react: 18.3.1
+
  util-deprecate@1.0.2: {}

+  victory-vendor@37.3.6:
+    dependencies:
+      '@types/d3-array': 3.2.2
+      '@types/d3-ease': 3.0.2
+      '@types/d3-interpolate': 3.0.4
+      '@types/d3-scale': 4.0.9
+      '@types/d3-shape': 3.1.7
+      '@types/d3-time': 3.0.4
+      '@types/d3-timer': 3.0.2
+      d3-array: 3.2.4
+      d3-ease: 3.0.1
+      d3-interpolate: 3.0.1
+      d3-scale: 4.0.2
+      d3-shape: 3.2.0
+      d3-time: 3.1.0
+      d3-timer: 3.0.1
+
  vite-node@2.1.9(@types/node@20.19.9)(lightningcss@1.30.1):
    dependencies:
      cac: 6.7.14
@@ -257,6 +257,28 @@ dependencies = [
 "windows-sys 0.61.1",
 ]

+[[package]]
+name = "async-stream"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b5a71a6f37880a80d1d7f19efd781e4b5de42c88f0722cc13bcb6cc2cfe8476"
+dependencies = [
+ "async-stream-impl",
+ "futures-core",
+ "pin-project-lite",
+]
+
+[[package]]
+name = "async-stream-impl"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.106",
+]
+
 [[package]]
 name = "async-task"
 version = "4.7.1"
@@ -320,6 +342,61 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"

+[[package]]
+name = "axum"
+version = "0.7.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edca88bc138befd0323b20752846e6587272d3b03b0343c8ea28a6f819e6e71f"
+dependencies = [
+ "async-trait",
+ "axum-core",
+ "bytes",
+ "futures-util",
+ "http",
+ "http-body",
+ "http-body-util",
+ "hyper",
+ "hyper-util",
+ "itoa",
+ "matchit",
+ "memchr",
+ "mime",
+ "percent-encoding",
+ "pin-project-lite",
+ "rustversion",
+ "serde",
+ "serde_json",
+ "serde_path_to_error",
+ "serde_urlencoded",
+ "sync_wrapper",
+ "tokio",
+ "tower 0.5.2",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
+[[package]]
+name = "axum-core"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09f2bd6146b97ae3359fa0cc6d6b376d9539582c7b4220f041a33ec24c226199"
+dependencies = [
+ "async-trait",
+ "bytes",
+ "futures-util",
+ "http",
+ "http-body",
+ "http-body-util",
+ "mime",
+ "pin-project-lite",
+ "rustversion",
+ "sync_wrapper",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
 [[package]]
 name = "backtrace"
 version = "0.3.76"
@@ -621,11 +698,15 @@ name = "cc-switch"
 version = "3.8.2"
 dependencies = [
 "anyhow",
+ "async-stream",
 "auto-launch",
+ "axum",
 "base64 0.22.1",
+ "bytes",
 "chrono",
 "dirs 5.0.1",
 "futures",
+ "hyper",
 "indexmap 2.11.4",
 "log",
 "objc2 0.5.2",
@@ -635,6 +716,7 @@ dependencies = [
 "reqwest",
 "rquickjs",
 "rusqlite",
+ "rust_decimal",
 "serde",
 "serde_json",
 "serde_yaml",
@@ -650,11 +732,14 @@ dependencies = [
 "tauri-plugin-store",
 "tauri-plugin-updater",
 "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
 "tokio",
 "toml 0.8.2",
 "toml_edit 0.22.27",
+ "tower 0.4.13",
+ "tower-http 0.5.2",
 "url",
+ "uuid",
 "winreg 0.52.0",
 "zip 2.4.2",
 ]
@@ -783,6 +868,16 @@ dependencies = [
 "version_check",
 ]

+[[package]]
+name = "core-foundation"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e195e091a93c46f7102ec7818a2aa394e1e1771c3ab4825963fa03e45afb8f"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "core-foundation"
 version = "0.10.1"
@@ -806,9 +901,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fa95a34622365fa5bbf40b20b75dba8dfa8c94c734aea8ac9a5ca38af14316f1"
 dependencies = [
 "bitflags 2.9.4",
- "core-foundation",
+ "core-foundation 0.10.1",
 "core-graphics-types",
- "foreign-types",
+ "foreign-types 0.5.0",
 "libc",
 ]

@@ -819,7 +914,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d44a101f213f6c4cdc1853d4b78aef6db6bdfa3468798cc1d9912f4735013eb"
 dependencies = [
 "bitflags 2.9.4",
- "core-foundation",
+ "core-foundation 0.10.1",
 "libc",
 ]

@@ -1204,6 +1299,15 @@ version = "1.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ef6b89e5b37196644d8796de5268852ff179b44e96276cf4290264843743bb7"

+[[package]]
+name = "encoding_rs"
+version = "0.8.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75030f3c4f45dafd7586dd6780965a8c7e8e285a5ecb86713e63a79c5b2766f3"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "endi"
 version = "1.1.0"
@@ -1369,6 +1473,15 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"

+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared 0.1.1",
+]
+
 [[package]]
 name = "foreign-types"
 version = "0.5.0"
@@ -1376,7 +1489,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d737d9aa519fb7b749cbc3b962edcf310a8dd1f4b67c91c4f83975dbdd17d965"
 dependencies = [
 "foreign-types-macros",
- "foreign-types-shared",
+ "foreign-types-shared 0.3.1",
 ]

 [[package]]
@@ -1390,6 +1503,12 @@ dependencies = [
 "syn 2.0.106",
 ]

+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "foreign-types-shared"
 version = "0.3.1"
@@ -1833,6 +1952,25 @@ dependencies = [
 "syn 2.0.106",
 ]

+[[package]]
+name = "h2"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3c0b69cfcb4e1b9f1bf2f53f95f766e4661169728ec61cd3fe5a0166f2d1386"
+dependencies = [
+ "atomic-waker",
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "http",
+ "indexmap 2.11.4",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1957,6 +2095,12 @@ version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"

+[[package]]
+name = "httpdate"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
+
 [[package]]
 name = "hyper"
 version = "1.7.0"
@@ -1967,9 +2111,11 @@ dependencies = [
 "bytes",
 "futures-channel",
 "futures-core",
+ "h2",
 "http",
 "http-body",
 "httparse",
+ "httpdate",
 "itoa",
 "pin-project-lite",
 "pin-utils",
@@ -1995,6 +2141,22 @@ dependencies = [
 "webpki-roots",
 ]

+[[package]]
+name = "hyper-tls"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
+dependencies = [
+ "bytes",
+ "http-body-util",
+ "hyper",
+ "hyper-util",
+ "native-tls",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.17"
@@ -2014,9 +2176,11 @@ dependencies = [
 "percent-encoding",
 "pin-project-lite",
 "socket2",
+ "system-configuration",
 "tokio",
 "tower-service",
 "tracing",
+ "windows-registry",
 ]

 [[package]]
@@ -2541,6 +2705,12 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2532096657941c2fea9c289d370a250971c689d4f143798ff67113ec042024a5"

+[[package]]
+name = "matchit"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e7465ac9959cc2b1404e8e2367b43684a6d13790fe23056cc8c6c5a6b7bcb94"
+
 [[package]]
 name = "memchr"
 version = "2.7.6"
@@ -2610,6 +2780,23 @@ dependencies = [
 "windows-sys 0.60.2",
 ]

+[[package]]
+name = "native-tls"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87de3442987e9dbec73158d5c715e7ad9072fda936bb03d19d7fa10e00520f0e"
+dependencies = [
+ "libc",
+ "log",
+ "openssl",
+ "openssl-probe",
+ "openssl-sys",
+ "schannel",
+ "security-framework",
+ "security-framework-sys",
+ "tempfile",
+]
+
 [[package]]
 name = "ndk"
 version = "0.9.0"
@@ -3027,6 +3214,50 @@ dependencies = [
 "pathdiff",
 ]

+[[package]]
+name = "openssl"
+version = "0.10.75"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08838db121398ad17ab8531ce9de97b244589089e290a384c900cb9ff7434328"
+dependencies = [
+ "bitflags 2.9.4",
+ "cfg-if",
+ "foreign-types 0.3.2",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.106",
+]
+
+[[package]]
+name = "openssl-probe"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d05e27ee213611ffe7d6348b942e8f942b37114c00cc03cec254295a4a17852e"
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.111"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82cab2d520aa75e3c58898289429321eb788c3106963d0dc886ec7a5f4adc321"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -3770,16 +4001,21 @@ checksum = "d429f34c8092b2d42c7c93cec323bb4adeb7c67698f70839adec842ec10c7ceb"
 dependencies = [
 "base64 0.22.1",
 "bytes",
+ "encoding_rs",
 "futures-core",
 "futures-util",
+ "h2",
 "http",
 "http-body",
 "http-body-util",
 "hyper",
 "hyper-rustls",
+ "hyper-tls",
 "hyper-util",
 "js-sys",
 "log",
+ "mime",
+ "native-tls",
 "percent-encoding",
 "pin-project-lite",
 "quinn",
@@ -3790,10 +4026,11 @@ dependencies = [
 "serde_urlencoded",
 "sync_wrapper",
 "tokio",
+ "tokio-native-tls",
 "tokio-rustls",
 "tokio-util",
- "tower",
- "tower-http",
+ "tower 0.5.2",
+ "tower-http 0.6.6",
 "tower-service",
 "url",
 "wasm-bindgen",
@@ -4037,6 +4274,15 @@ dependencies = [
 "sdd",
 ]

+[[package]]
+name = "schannel"
+version = "0.1.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "891d81b926048e76efe18581bf793546b4c0eaf8448d72be8de2bbee5fd166e1"
+dependencies = [
+ "windows-sys 0.61.1",
+]
+
 [[package]]
 name = "schemars"
 version = "0.8.22"
@@ -4112,6 +4358,29 @@ version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"

+[[package]]
+name = "security-framework"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "897b2245f0b511c87893af39b033e5ca9cce68824c4d7e7630b5a1d339658d02"
+dependencies = [
+ "bitflags 2.9.4",
+ "core-foundation 0.9.4",
+ "core-foundation-sys",
+ "libc",
+ "security-framework-sys",
+]
+
+[[package]]
+name = "security-framework-sys"
+version = "2.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc1f0cbffaac4852523ce30d8bd3c5cdc873501d96ff467ca09b6767bb8cd5c0"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "selectors"
 version = "0.24.0"
@@ -4206,6 +4475,17 @@ dependencies = [
 "serde_core",
 ]

+[[package]]
+name = "serde_path_to_error"
+version = "0.1.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10a9ff822e371bb5403e391ecd83e182e0e77ba7f6fe0160b795797109d1b457"
+dependencies = [
+ "itoa",
+ "serde",
+ "serde_core",
+]
+
 [[package]]
 name = "serde_repr"
 version = "0.1.20"
@@ -4440,7 +4720,7 @@ dependencies = [
 "bytemuck",
 "cfg_aliases",
 "core-graphics",
- "foreign-types",
+ "foreign-types 0.5.0",
 "js-sys",
 "log",
 "objc2 0.5.2",
@@ -4581,6 +4861,27 @@ dependencies = [
 "syn 2.0.106",
 ]

+[[package]]
+name = "system-configuration"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c879d448e9d986b661742763247d3693ed13609438cf3d006f51f5368a5ba6b"
+dependencies = [
+ "bitflags 2.9.4",
+ "core-foundation 0.9.4",
+ "system-configuration-sys",
+]
+
+[[package]]
+name = "system-configuration-sys"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e1d1b10ced5ca923a1fcb8d03e96b8d3268065d724548c0211415ff6ac6bac4"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "system-deps"
 version = "6.2.2"
@@ -4602,7 +4903,7 @@ checksum = "959469667dbcea91e5485fc48ba7dd6023face91bb0f1a14681a70f99847c3f7"
 dependencies = [
 "bitflags 2.9.4",
 "block2 0.6.1",
- "core-foundation",
+ "core-foundation 0.10.1",
 "core-graphics",
 "crossbeam-channel",
 "dispatch",
@@ -5241,6 +5542,16 @@ dependencies = [
 "syn 2.0.106",
 ]

+[[package]]
+name = "tokio-native-tls"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
+dependencies = [
+ "native-tls",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-rustls"
 version = "0.26.4"
@@ -5378,6 +5689,17 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d163a63c116ce562a22cda521fcc4d79152e7aba014456fb5eb442f6d6a10109"

+[[package]]
+name = "tower"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8fa9be0de6cf49e536ce1851f987bd21a43b771b09473c3549a6c853db37c1c"
+dependencies = [
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
 [[package]]
 name = "tower"
 version = "0.5.2"
@@ -5391,6 +5713,23 @@ dependencies = [
 "tokio",
 "tower-layer",
 "tower-service",
+ "tracing",
+]
+
+[[package]]
+name = "tower-http"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e9cd434a998747dd2c4276bc96ee2e0c7a2eadf3cae88e52be55a05fa9053f5"
+dependencies = [
+ "bitflags 2.9.4",
+ "bytes",
+ "http",
+ "http-body",
+ "http-body-util",
+ "pin-project-lite",
+ "tower-layer",
+ "tower-service",
 ]

 [[package]]
@@ -5406,7 +5745,7 @@ dependencies = [
 "http-body",
 "iri-string",
 "pin-project-lite",
- "tower",
+ "tower 0.5.2",
 "tower-layer",
 "tower-service",
 ]
@@ -5429,6 +5768,7 @@ version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0"
 dependencies = [
+ "log",
 "pin-project-lite",
 "tracing-attributes",
 "tracing-core",
@@ -37,12 +37,18 @@ tauri-plugin-deep-link = "2"
 dirs = "5.0"
 toml = "0.8"
 toml_edit = "0.22"
-reqwest = { version = "0.12", default-features = false, features = ["rustls-tls", "json"] }
-tokio = { version = "1", features = ["macros", "rt-multi-thread", "time"] }
+reqwest = { version = "0.12", features = ["rustls-tls", "json", "stream"] }
+tokio = { version = "1", features = ["macros", "rt-multi-thread", "time", "sync"] }
 futures = "0.3"
+async-stream = "0.3"
+bytes = "1.5"
+axum = "0.7"
+tower = "0.4"
+tower-http = { version = "0.5", features = ["cors"] }
+hyper = { version = "1.0", features = ["full"] }
 regex = "1.10"
 rquickjs = { version = "0.8", features = ["array-buffer", "classes"] }
-thiserror = "1.0"
+thiserror = "2.0"
 anyhow = "1.0"
 zip = "2.2"
 serde_yaml = "0.9"
@@ -53,6 +59,8 @@ once_cell = "1.21.3"
 base64 = "0.22"
 rusqlite = { version = "0.31", features = ["bundled", "backup"] }
 indexmap = { version = "2", features = ["serde"] }
+rust_decimal = "1.33"
+uuid = { version = "1.11", features = ["v4"] }

 [target.'cfg(any(target_os = "macos", target_os = "windows", target_os = "linux"))'.dependencies]
 tauri-plugin-single-instance = "2"
@@ -58,3 +58,116 @@ pub async fn get_init_error() -> Result<Option<InitErrorPayload>, String> {
 pub async fn get_migration_result() -> Result<bool, String> {
    Ok(crate::init_status::take_migration_success())
 }
+
+#[derive(serde::Serialize)]
+pub struct ToolVersion {
+    name: String,
+    version: Option<String>,
+    latest_version: Option<String>, // 新增字段：最新版本
+    error: Option<String>,
+}
+
+#[tauri::command]
+pub async fn get_tool_versions() -> Result<Vec<ToolVersion>, String> {
+    use std::process::Command;
+
+    let tools = vec!["claude", "codex", "gemini"];
+    let mut results = Vec::new();
+
+    // 用于获取远程版本的 client
+    let client = reqwest::Client::builder()
+        .user_agent("cc-switch/1.0")
+        .build()
+        .map_err(|e| e.to_string())?;
+
+    for tool in tools {
+        // 1. 获取本地版本 (保持不变)
+        let (local_version, local_error) = {
+            let output = if cfg!(target_os = "windows") {
+                Command::new("cmd")
+                    .args(["/C", &format!("{tool} --version")])
+                    .output()
+            } else {
+                Command::new("sh")
+                    .arg("-c")
+                    .arg(format!("{tool} --version"))
+                    .output()
+            };
+
+            match output {
+                Ok(out) => {
+                    if out.status.success() {
+                        (
+                            Some(String::from_utf8_lossy(&out.stdout).trim().to_string()),
+                            None,
+                        )
+                    } else {
+                        let err = String::from_utf8_lossy(&out.stderr).trim().to_string();
+                        (
+                            None,
+                            Some(if err.is_empty() {
+                                "未安装或无法执行".to_string()
+                            } else {
+                                err
+                            }),
+                        )
+                    }
+                }
+                Err(e) => (None, Some(e.to_string())),
+            }
+        };
+
+        // 2. 获取远程最新版本
+        let latest_version = match tool {
+            "claude" => fetch_npm_latest_version(&client, "@anthropic-ai/claude-code").await,
+            "codex" => fetch_github_latest_release(&client, "openai/openai-python").await,
+            "gemini" => fetch_npm_latest_version(&client, "@google/gemini-cli").await, // 修正：使用 npm 官方包 @google/gemini-cli
+            _ => None,
+        };
+
+        results.push(ToolVersion {
+            name: tool.to_string(),
+            version: local_version,
+            latest_version,
+            error: local_error,
+        });
+    }
+
+    Ok(results)
+}
+
+/// Helper function to fetch latest version from GitHub Release
+async fn fetch_github_latest_release(client: &reqwest::Client, repo: &str) -> Option<String> {
+    let url = format!("https://api.github.com/repos/{repo}/releases/latest");
+    // GitHub API 需要 user-agent
+    match client.get(&url).send().await {
+        Ok(resp) => {
+            if let Ok(json) = resp.json::<serde_json::Value>().await {
+                json.get("tag_name")
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string())
+            } else {
+                None
+            }
+        }
+        Err(_) => None,
+    }
+}
+
+/// Helper function to fetch latest version from npm registry
+async fn fetch_npm_latest_version(client: &reqwest::Client, package: &str) -> Option<String> {
+    let url = format!("https://registry.npmjs.org/{package}");
+    match client.get(&url).send().await {
+        Ok(resp) => {
+            if let Ok(json) = resp.json::<serde_json::Value>().await {
+                json.get("dist-tags")
+                    .and_then(|tags| tags.get("latest"))
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string())
+            } else {
+                None
+            }
+        }
+        Err(_) => None,
+    }
+}
@@ -6,11 +6,14 @@ mod env;
 mod import_export;
 mod mcp;
 mod misc;
+mod model_test;
 mod plugin;
 mod prompt;
 mod provider;
+mod proxy;
 mod settings;
 pub mod skill;
+mod usage;

 pub use config::*;
 pub use deeplink::*;
@@ -18,8 +21,11 @@ pub use env::*;
 pub use import_export::*;
 pub use mcp::*;
 pub use misc::*;
+pub use model_test::*;
 pub use plugin::*;
 pub use prompt::*;
 pub use provider::*;
+pub use proxy::*;
 pub use settings::*;
 pub use skill::*;
+pub use usage::*;
@@ -0,0 +1,128 @@
+//! 模型测试相关命令
+
+use crate::app_config::AppType;
+use crate::error::AppError;
+use crate::services::model_test::{
+    ModelTestConfig, ModelTestLog, ModelTestResult, ModelTestService,
+};
+use crate::store::AppState;
+use tauri::State;
+
+/// 测试单个供应商的模型可用性
+#[tauri::command]
+pub async fn test_provider_model(
+    state: State<'_, AppState>,
+    app_type: AppType,
+    provider_id: String,
+) -> Result<ModelTestResult, AppError> {
+    // 获取测试配置
+    let config = state.db.get_model_test_config()?;
+
+    // 获取供应商
+    let providers = state.db.get_all_providers(app_type.as_str())?;
+    let provider = providers
+        .get(&provider_id)
+        .ok_or_else(|| AppError::Message(format!("供应商 {provider_id} 不存在")))?;
+
+    // 执行测试
+    let result = ModelTestService::test_provider(&app_type, provider, &config).await?;
+
+    // 记录日志
+    let _ = state.db.save_model_test_log(
+        &provider_id,
+        &provider.name,
+        app_type.as_str(),
+        &result.model_used,
+        &config.test_prompt,
+        &result,
+    );
+
+    Ok(result)
+}
+
+/// 批量测试所有供应商
+#[tauri::command]
+pub async fn test_all_providers_model(
+    state: State<'_, AppState>,
+    app_type: AppType,
+    proxy_targets_only: bool,
+) -> Result<Vec<(String, ModelTestResult)>, AppError> {
+    let config = state.db.get_model_test_config()?;
+    let providers = state.db.get_all_providers(app_type.as_str())?;
+
+    let mut results = Vec::new();
+
+    for (id, provider) in providers {
+        // 如果只测试代理目标，跳过非代理目标
+        if proxy_targets_only && !provider.is_proxy_target.unwrap_or(false) {
+            continue;
+        }
+
+        match ModelTestService::test_provider(&app_type, &provider, &config).await {
+            Ok(result) => {
+                // 记录日志
+                let _ = state.db.save_model_test_log(
+                    &id,
+                    &provider.name,
+                    app_type.as_str(),
+                    &result.model_used,
+                    &config.test_prompt,
+                    &result,
+                );
+                results.push((id, result));
+            }
+            Err(e) => {
+                let error_result = ModelTestResult {
+                    success: false,
+                    message: e.to_string(),
+                    response_time_ms: None,
+                    http_status: None,
+                    model_used: String::new(),
+                    tested_at: chrono::Utc::now().timestamp(),
+                };
+                results.push((id, error_result));
+            }
+        }
+    }
+
+    Ok(results)
+}
+
+/// 获取模型测试配置
+#[tauri::command]
+pub fn get_model_test_config(state: State<'_, AppState>) -> Result<ModelTestConfig, AppError> {
+    state.db.get_model_test_config()
+}
+
+/// 保存模型测试配置
+#[tauri::command]
+pub fn save_model_test_config(
+    state: State<'_, AppState>,
+    config: ModelTestConfig,
+) -> Result<(), AppError> {
+    state.db.save_model_test_config(&config)
+}
+
+/// 获取模型测试日志
+#[tauri::command]
+pub fn get_model_test_logs(
+    state: State<'_, AppState>,
+    app_type: Option<String>,
+    provider_id: Option<String>,
+    limit: Option<u32>,
+) -> Result<Vec<ModelTestLog>, AppError> {
+    state.db.get_model_test_logs(
+        app_type.as_deref(),
+        provider_id.as_deref(),
+        limit.unwrap_or(50),
+    )
+}
+
+/// 清理旧的测试日志
+#[tauri::command]
+pub fn cleanup_model_test_logs(
+    state: State<'_, AppState>,
+    keep_count: Option<u32>,
+) -> Result<u64, AppError> {
+    state.db.cleanup_model_test_logs(keep_count.unwrap_or(100))
+}
@@ -86,6 +86,19 @@ pub fn switch_provider(
        .map_err(|e| e.to_string())
 }

+/// 设置代理目标供应商
+#[tauri::command]
+pub fn set_proxy_target_provider(
+    state: State<'_, AppState>,
+    app: String,
+    id: String,
+) -> Result<bool, String> {
+    let app_type = AppType::from_str(&app).map_err(|e| e.to_string())?;
+    ProviderService::set_proxy_target(state.inner(), app_type, &id)
+        .map(|_| true)
+        .map_err(|e| e.to_string())
+}
+
 fn import_default_config_internal(state: &AppState, app_type: AppType) -> Result<bool, AppError> {
    ProviderService::import_default_config(state, app_type)
 }
@@ -0,0 +1,161 @@
+//! 代理服务相关的 Tauri 命令
+//!
+//! 提供前端调用的 API 接口
+
+use crate::provider::Provider;
+use crate::proxy::types::*;
+use crate::proxy::{CircuitBreakerConfig, CircuitBreakerStats};
+use crate::store::AppState;
+
+/// 启动代理服务器
+#[tauri::command]
+pub async fn start_proxy_server(
+    state: tauri::State<'_, AppState>,
+) -> Result<ProxyServerInfo, String> {
+    state.proxy_service.start().await
+}
+
+/// 停止代理服务器
+#[tauri::command]
+pub async fn stop_proxy_server(state: tauri::State<'_, AppState>) -> Result<(), String> {
+    state.proxy_service.stop().await
+}
+
+/// 获取代理服务器状态
+#[tauri::command]
+pub async fn get_proxy_status(state: tauri::State<'_, AppState>) -> Result<ProxyStatus, String> {
+    state.proxy_service.get_status().await
+}
+
+/// 获取代理配置
+#[tauri::command]
+pub async fn get_proxy_config(state: tauri::State<'_, AppState>) -> Result<ProxyConfig, String> {
+    state.proxy_service.get_config().await
+}
+
+/// 更新代理配置
+#[tauri::command]
+pub async fn update_proxy_config(
+    state: tauri::State<'_, AppState>,
+    config: ProxyConfig,
+) -> Result<(), String> {
+    state.proxy_service.update_config(&config).await
+}
+
+/// 检查代理服务器是否正在运行
+#[tauri::command]
+pub async fn is_proxy_running(state: tauri::State<'_, AppState>) -> Result<bool, String> {
+    Ok(state.proxy_service.is_running().await)
+}
+
+// ==================== 故障转移相关命令 ====================
+
+/// 获取代理目标列表
+#[tauri::command]
+pub async fn get_proxy_targets(
+    state: tauri::State<'_, AppState>,
+    app_type: String,
+) -> Result<Vec<Provider>, String> {
+    let db = &state.db;
+    db.get_proxy_targets(&app_type)
+        .await
+        .map_err(|e| e.to_string())
+        .map(|providers| providers.into_values().collect())
+}
+
+/// 设置代理目标
+#[tauri::command]
+pub async fn set_proxy_target(
+    state: tauri::State<'_, AppState>,
+    provider_id: String,
+    app_type: String,
+    enabled: bool,
+) -> Result<(), String> {
+    let db = &state.db;
+
+    // 设置代理目标状态
+    db.set_proxy_target(&provider_id, &app_type, enabled)
+        .await
+        .map_err(|e| e.to_string())?;
+
+    // 如果是禁用代理目标，重置健康状态
+    if !enabled {
+        log::info!(
+            "Resetting health status for provider {provider_id} (app: {app_type}) after disabling proxy target"
+        );
+        if let Err(e) = db.reset_provider_health(&provider_id, &app_type).await {
+            log::warn!("Failed to reset provider health: {e}");
+        }
+    }
+
+    Ok(())
+}
+
+/// 获取供应商健康状态
+#[tauri::command]
+pub async fn get_provider_health(
+    state: tauri::State<'_, AppState>,
+    provider_id: String,
+    app_type: String,
+) -> Result<ProviderHealth, String> {
+    let db = &state.db;
+    db.get_provider_health(&provider_id, &app_type)
+        .await
+        .map_err(|e| e.to_string())
+}
+
+/// 重置熔断器
+#[tauri::command]
+pub async fn reset_circuit_breaker(
+    state: tauri::State<'_, AppState>,
+    provider_id: String,
+    app_type: String,
+) -> Result<(), String> {
+    // 重置数据库健康状态
+    let db = &state.db;
+    db.update_provider_health(&provider_id, &app_type, true, None)
+        .await
+        .map_err(|e| e.to_string())?;
+
+    // 注意：熔断器状态在内存中，重启代理服务器后会重置
+    // 如果代理服务器正在运行，需要通知它重置熔断器
+    // 目前先通过数据库重置健康状态，熔断器会在下次超时后自动尝试半开
+
+    Ok(())
+}
+
+/// 获取熔断器配置
+#[tauri::command]
+pub async fn get_circuit_breaker_config(
+    state: tauri::State<'_, AppState>,
+) -> Result<CircuitBreakerConfig, String> {
+    let db = &state.db;
+    db.get_circuit_breaker_config()
+        .await
+        .map_err(|e| e.to_string())
+}
+
+/// 更新熔断器配置
+#[tauri::command]
+pub async fn update_circuit_breaker_config(
+    state: tauri::State<'_, AppState>,
+    config: CircuitBreakerConfig,
+) -> Result<(), String> {
+    let db = &state.db;
+    db.update_circuit_breaker_config(&config)
+        .await
+        .map_err(|e| e.to_string())
+}
+
+/// 获取熔断器统计信息（仅当代理服务器运行时）
+#[tauri::command]
+pub async fn get_circuit_breaker_stats(
+    state: tauri::State<'_, AppState>,
+    provider_id: String,
+    app_type: String,
+) -> Result<Option<CircuitBreakerStats>, String> {
+    // 这个功能需要访问运行中的代理服务器的内存状态
+    // 目前先返回 None，后续可以通过 ProxyService 暴露接口来实现
+    let _ = (state, provider_id, app_type);
+    Ok(None)
+}
@@ -0,0 +1,178 @@
+//! 使用统计相关命令
+
+use crate::error::AppError;
+use crate::services::usage_stats::*;
+use crate::store::AppState;
+use tauri::State;
+
+/// 获取使用量汇总
+#[tauri::command]
+pub fn get_usage_summary(
+    state: State<'_, AppState>,
+    start_date: Option<i64>,
+    end_date: Option<i64>,
+) -> Result<UsageSummary, AppError> {
+    state.db.get_usage_summary(start_date, end_date)
+}
+
+/// 获取每日趋势
+#[tauri::command]
+pub fn get_usage_trends(
+    state: State<'_, AppState>,
+    days: u32,
+) -> Result<Vec<DailyStats>, AppError> {
+    state.db.get_daily_trends(days)
+}
+
+/// 获取 Provider 统计
+#[tauri::command]
+pub fn get_provider_stats(state: State<'_, AppState>) -> Result<Vec<ProviderStats>, AppError> {
+    state.db.get_provider_stats()
+}
+
+/// 获取模型统计
+#[tauri::command]
+pub fn get_model_stats(state: State<'_, AppState>) -> Result<Vec<ModelStats>, AppError> {
+    state.db.get_model_stats()
+}
+
+/// 获取请求日志列表
+#[tauri::command]
+pub fn get_request_logs(
+    state: State<'_, AppState>,
+    filters: LogFilters,
+    page: u32,
+    page_size: u32,
+) -> Result<PaginatedLogs, AppError> {
+    state.db.get_request_logs(&filters, page, page_size)
+}
+
+/// 获取单个请求详情
+#[tauri::command]
+pub fn get_request_detail(
+    state: State<'_, AppState>,
+    request_id: String,
+) -> Result<Option<RequestLogDetail>, AppError> {
+    state.db.get_request_detail(&request_id)
+}
+
+/// 获取模型定价列表
+#[tauri::command]
+pub fn get_model_pricing(state: State<'_, AppState>) -> Result<Vec<ModelPricingInfo>, AppError> {
+    log::info!("获取模型定价列表");
+    state.db.ensure_model_pricing_seeded()?;
+
+    let db = state.db.clone();
+    let conn = crate::database::lock_conn!(db.conn);
+
+    // 检查表是否存在
+    let table_exists: bool = conn
+        .query_row(
+            "SELECT COUNT(*) FROM sqlite_master WHERE type='table' AND name='model_pricing'",
+            [],
+            |row| row.get::<_, i64>(0).map(|count| count > 0),
+        )
+        .unwrap_or(false);
+
+    if !table_exists {
+        log::error!("model_pricing 表不存在,可能需要重启应用以触发数据库迁移");
+        return Ok(Vec::new());
+    }
+
+    let mut stmt = conn.prepare(
+        "SELECT model_id, display_name, input_cost_per_million, output_cost_per_million,
+                cache_read_cost_per_million, cache_creation_cost_per_million
+         FROM model_pricing
+         ORDER BY display_name",
+    )?;
+
+    let rows = stmt.query_map([], |row| {
+        Ok(ModelPricingInfo {
+            model_id: row.get(0)?,
+            display_name: row.get(1)?,
+            input_cost_per_million: row.get(2)?,
+            output_cost_per_million: row.get(3)?,
+            cache_read_cost_per_million: row.get(4)?,
+            cache_creation_cost_per_million: row.get(5)?,
+        })
+    })?;
+
+    let mut pricing = Vec::new();
+    for row in rows {
+        pricing.push(row?);
+    }
+
+    log::info!("成功获取 {} 条模型定价数据", pricing.len());
+    Ok(pricing)
+}
+
+/// 更新模型定价
+#[tauri::command]
+pub fn update_model_pricing(
+    state: State<'_, AppState>,
+    model_id: String,
+    display_name: String,
+    input_cost: String,
+    output_cost: String,
+    cache_read_cost: String,
+    cache_creation_cost: String,
+) -> Result<(), AppError> {
+    let db = state.db.clone();
+    let conn = crate::database::lock_conn!(db.conn);
+
+    conn.execute(
+        "INSERT OR REPLACE INTO model_pricing (
+            model_id, display_name, input_cost_per_million, output_cost_per_million,
+            cache_read_cost_per_million, cache_creation_cost_per_million
+        ) VALUES (?1, ?2, ?3, ?4, ?5, ?6)",
+        rusqlite::params![
+            model_id,
+            display_name,
+            input_cost,
+            output_cost,
+            cache_read_cost,
+            cache_creation_cost
+        ],
+    )
+    .map_err(|e| AppError::Database(format!("更新模型定价失败: {e}")))?;
+
+    Ok(())
+}
+
+/// 检查 Provider 使用限额
+#[tauri::command]
+pub fn check_provider_limits(
+    state: State<'_, AppState>,
+    provider_id: String,
+    app_type: String,
+) -> Result<crate::services::usage_stats::ProviderLimitStatus, AppError> {
+    state.db.check_provider_limits(&provider_id, &app_type)
+}
+
+/// 删除模型定价
+#[tauri::command]
+pub fn delete_model_pricing(state: State<'_, AppState>, model_id: String) -> Result<(), AppError> {
+    let db = state.db.clone();
+    let conn = crate::database::lock_conn!(db.conn);
+
+    conn.execute(
+        "DELETE FROM model_pricing WHERE model_id = ?1",
+        rusqlite::params![model_id],
+    )
+    .map_err(|e| AppError::Database(format!("删除模型定价失败: {e}")))?;
+
+    log::info!("已删除模型定价: {model_id}");
+    Ok(())
+}
+
+/// 模型定价信息
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ModelPricingInfo {
+    pub model_id: String,
+    pub display_name: String,
+    pub input_cost_per_million: String,
+    pub output_cost_per_million: String,
+    pub cache_read_cost_per_million: String,
+    pub cache_creation_cost_per_million: String,
+}
@@ -1,11 +1,12 @@
-//! 数据访问对象 (DAO) 模块
+//! Data Access Object layer
 //!
-//! 提供各类数据的 CRUD 操作。
+//! Database access operations for each domain

-mod mcp;
-mod prompts;
-mod providers;
-mod settings;
-mod skills;
+pub mod mcp;
+pub mod prompts;
+pub mod providers;
+pub mod proxy;
+pub mod settings;
+pub mod skills;

 // 所有 DAO 方法都通过 Database impl 提供，无需单独导出
@@ -17,7 +17,7 @@ impl Database {
    ) -> Result<IndexMap<String, Provider>, AppError> {
        let conn = lock_conn!(self.conn);
        let mut stmt = conn.prepare(
-            "SELECT id, name, settings_config, website_url, category, created_at, sort_index, notes, icon, icon_color, meta
+            "SELECT id, name, settings_config, website_url, category, created_at, sort_index, notes, icon, icon_color, meta, is_proxy_target
             FROM providers WHERE app_type = ?1
             ORDER BY COALESCE(sort_index, 999999), created_at ASC, id ASC"
        ).map_err(|e| AppError::Database(e.to_string()))?;
@@ -35,6 +35,7 @@ impl Database {
                let icon: Option<String> = row.get(8)?;
                let icon_color: Option<String> = row.get(9)?;
                let meta_str: String = row.get(10)?;
+                let is_proxy_target: bool = row.get(11)?;

                let settings_config =
                    serde_json::from_str(&settings_config_str).unwrap_or(serde_json::Value::Null);
@@ -54,6 +55,7 @@ impl Database {
                        meta: Some(meta),
                        icon,
                        icon_color,
+                        is_proxy_target: Some(is_proxy_target),
                    },
                ))
            })
@@ -121,6 +123,77 @@ impl Database {
        }
    }

+    /// 根据 ID 获取单个供应商
+    pub fn get_provider_by_id(
+        &self,
+        id: &str,
+        app_type: &str,
+    ) -> Result<Option<Provider>, AppError> {
+        let conn = lock_conn!(self.conn);
+        let result = conn.query_row(
+            "SELECT name, settings_config, website_url, category, created_at, sort_index, notes, icon, icon_color, meta, is_proxy_target
+             FROM providers WHERE id = ?1 AND app_type = ?2",
+            params![id, app_type],
+            |row| {
+                let name: String = row.get(0)?;
+                let settings_config_str: String = row.get(1)?;
+                let website_url: Option<String> = row.get(2)?;
+                let category: Option<String> = row.get(3)?;
+                let created_at: Option<i64> = row.get(4)?;
+                let sort_index: Option<usize> = row.get(5)?;
+                let notes: Option<String> = row.get(6)?;
+                let icon: Option<String> = row.get(7)?;
+                let icon_color: Option<String> = row.get(8)?;
+                let meta_str: String = row.get(9)?;
+                let is_proxy_target: bool = row.get(10)?;
+
+                let settings_config = serde_json::from_str(&settings_config_str).unwrap_or(serde_json::Value::Null);
+                let meta: ProviderMeta = serde_json::from_str(&meta_str).unwrap_or_default();
+
+                Ok(Provider {
+                    id: id.to_string(),
+                    name,
+                    settings_config,
+                    website_url,
+                    category,
+                    created_at,
+                    sort_index,
+                    notes,
+                    meta: Some(meta),
+                    icon,
+                    icon_color,
+                    is_proxy_target: Some(is_proxy_target),
+                })
+            },
+        );
+
+        match result {
+            Ok(provider) => Ok(Some(provider)),
+            Err(rusqlite::Error::QueryReturnedNoRows) => Ok(None),
+            Err(e) => Err(AppError::Database(e.to_string())),
+        }
+    }
+
+    /// 获取代理目标供应商 ID
+    pub fn get_proxy_target_provider(&self, app_type: &str) -> Result<Option<String>, AppError> {
+        let conn = lock_conn!(self.conn);
+        let mut stmt = conn
+            .prepare("SELECT id FROM providers WHERE app_type = ?1 AND is_proxy_target = 1 LIMIT 1")
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let mut rows = stmt
+            .query(params![app_type])
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        if let Some(row) = rows.next().map_err(|e| AppError::Database(e.to_string()))? {
+            Ok(Some(
+                row.get(0).map_err(|e| AppError::Database(e.to_string()))?,
+            ))
+        } else {
+            Ok(None)
+        }
+    }
+
    /// 保存供应商（新增或更新）
    ///
    /// 注意：更新模式下不同步 endpoints，因为编辑模式下端点通过单独的 API 管理
@@ -135,17 +208,17 @@ impl Database {
        let mut meta_clone = provider.meta.clone().unwrap_or_default();
        let endpoints = std::mem::take(&mut meta_clone.custom_endpoints);

-        // 检查是否存在（用于判断新增/更新，以及保留 is_current）
-        let existing: Option<bool> = tx
+        // 检查是否存在（用于判断新增/更新，以及保留 is_current 和 is_proxy_target）
+        let existing: Option<(bool, bool)> = tx
            .query_row(
-                "SELECT is_current FROM providers WHERE id = ?1 AND app_type = ?2",
+                "SELECT is_current, is_proxy_target FROM providers WHERE id = ?1 AND app_type = ?2",
                params![provider.id, app_type],
-                |row| row.get(0),
+                |row| Ok((row.get(0)?, row.get(1)?)),
            )
            .ok();

        let is_update = existing.is_some();
-        let is_current = existing.unwrap_or(false);
+        let (is_current, is_proxy_target) = existing.unwrap_or((false, false));

        if is_update {
            // 更新模式：使用 UPDATE 避免触发 ON DELETE CASCADE
@@ -161,8 +234,9 @@ impl Database {
                    icon = ?8,
                    icon_color = ?9,
                    meta = ?10,
-                    is_current = ?11
-                WHERE id = ?12 AND app_type = ?13",
+                    is_current = ?11,
+                    is_proxy_target = ?12
+                WHERE id = ?13 AND app_type = ?14",
                params![
                    provider.name,
                    serde_json::to_string(&provider.settings_config).unwrap(),
@@ -175,6 +249,7 @@ impl Database {
                    provider.icon_color,
                    serde_json::to_string(&meta_clone).unwrap(),
                    is_current,
+                    is_proxy_target,
                    provider.id,
                    app_type,
                ],
@@ -185,8 +260,8 @@ impl Database {
            tx.execute(
                "INSERT INTO providers (
                    id, app_type, name, settings_config, website_url, category,
-                    created_at, sort_index, notes, icon, icon_color, meta, is_current
-                ) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11, ?12, ?13)",
+                    created_at, sort_index, notes, icon, icon_color, meta, is_current, is_proxy_target
+                ) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11, ?12, ?13, ?14)",
                params![
                    provider.id,
                    app_type,
@@ -201,6 +276,7 @@ impl Database {
                    provider.icon_color,
                    serde_json::to_string(&meta_clone).unwrap(),
                    is_current,
+                    is_proxy_target,
                ],
            )
            .map_err(|e| AppError::Database(e.to_string()))?;
@@ -256,6 +332,157 @@ impl Database {
        Ok(())
    }

+    /// 设置代理目标供应商
+    pub fn set_proxy_target_provider(&self, app_type: &str, id: &str) -> Result<(), AppError> {
+        let mut conn = lock_conn!(self.conn);
+        let tx = conn
+            .transaction()
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 重置所有为 0
+        tx.execute(
+            "UPDATE providers SET is_proxy_target = 0 WHERE app_type = ?1",
+            params![app_type],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 设置新的代理目标供应商
+        tx.execute(
+            "UPDATE providers SET is_proxy_target = 1 WHERE id = ?1 AND app_type = ?2",
+            params![id, app_type],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        tx.commit().map_err(|e| AppError::Database(e.to_string()))?;
+        Ok(())
+    }
+
+    /// 设置单个供应商的代理目标状态（支持多个代理目标）
+    pub async fn set_proxy_target(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+        enabled: bool,
+    ) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+        conn.execute(
+            "UPDATE providers SET is_proxy_target = ?1
+             WHERE id = ?2 AND app_type = ?3",
+            params![if enabled { 1 } else { 0 }, provider_id, app_type],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+        Ok(())
+    }
+
+    /// 获取指定应用类型的所有代理目标供应商（按 sort_index 排序）
+    pub async fn get_proxy_targets(
+        &self,
+        app_type: &str,
+    ) -> Result<IndexMap<String, Provider>, AppError> {
+        let conn = lock_conn!(self.conn);
+        let mut stmt = conn.prepare(
+            "SELECT id, name, settings_config, website_url, category, created_at, sort_index, notes, icon, icon_color, meta, is_proxy_target
+             FROM providers WHERE app_type = ?1 AND is_proxy_target = 1
+             ORDER BY COALESCE(sort_index, 999999), created_at ASC, id ASC"
+        ).map_err(|e| AppError::Database(e.to_string()))?;
+
+        let provider_iter = stmt
+            .query_map(params![app_type], |row| {
+                let id: String = row.get(0)?;
+                let name: String = row.get(1)?;
+                let settings_config_str: String = row.get(2)?;
+                let website_url: Option<String> = row.get(3)?;
+                let category: Option<String> = row.get(4)?;
+                let created_at: Option<i64> = row.get(5)?;
+                let sort_index: Option<usize> = row.get(6)?;
+                let notes: Option<String> = row.get(7)?;
+                let icon: Option<String> = row.get(8)?;
+                let icon_color: Option<String> = row.get(9)?;
+                let meta_str: String = row.get(10)?;
+                let is_proxy_target: bool = row.get(11)?;
+
+                let settings_config =
+                    serde_json::from_str(&settings_config_str).unwrap_or(serde_json::Value::Null);
+                let meta: ProviderMeta = serde_json::from_str(&meta_str).unwrap_or_default();
+
+                Ok((
+                    id,
+                    Provider {
+                        id: "".to_string(),
+                        name,
+                        settings_config,
+                        website_url,
+                        category,
+                        created_at,
+                        sort_index,
+                        notes,
+                        meta: Some(meta),
+                        icon,
+                        icon_color,
+                        is_proxy_target: Some(is_proxy_target),
+                    },
+                ))
+            })
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let mut providers = IndexMap::new();
+        for provider_res in provider_iter {
+            let (id, mut provider) = provider_res.map_err(|e| AppError::Database(e.to_string()))?;
+            provider.id = id.clone();
+
+            // 加载 endpoints
+            let mut stmt_endpoints = conn.prepare(
+                "SELECT url, added_at FROM provider_endpoints WHERE provider_id = ?1 AND app_type = ?2 ORDER BY added_at ASC, url ASC"
+            ).map_err(|e| AppError::Database(e.to_string()))?;
+
+            let endpoints_iter = stmt_endpoints
+                .query_map(params![id, app_type], |row| {
+                    let url: String = row.get(0)?;
+                    let added_at: Option<i64> = row.get(1)?;
+                    Ok((
+                        url,
+                        crate::settings::CustomEndpoint {
+                            url: "".to_string(),
+                            added_at: added_at.unwrap_or(0),
+                            last_used: None,
+                        },
+                    ))
+                })
+                .map_err(|e| AppError::Database(e.to_string()))?;
+
+            let mut custom_endpoints = HashMap::new();
+            for ep_res in endpoints_iter {
+                let (url, mut ep) = ep_res.map_err(|e| AppError::Database(e.to_string()))?;
+                ep.url = url.clone();
+                custom_endpoints.insert(url, ep);
+            }
+
+            if let Some(meta) = &mut provider.meta {
+                meta.custom_endpoints = custom_endpoints;
+            }
+
+            providers.insert(id, provider);
+        }
+
+        Ok(providers)
+    }
+
+    /// 获取所有活跃的代理目标
+    pub fn get_all_proxy_targets(&self) -> Result<Vec<(String, String, String)>, AppError> {
+        let conn = lock_conn!(self.conn);
+        let mut stmt = conn
+            .prepare("SELECT app_type, name, id FROM providers WHERE is_proxy_target = 1")
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let targets = stmt
+            .query_map([], |row| Ok((row.get(0)?, row.get(1)?, row.get(2)?)))
+            .map_err(|e| AppError::Database(e.to_string()))?
+            .collect::<Result<Vec<_>, _>>()
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(targets)
+    }
+
    /// 添加自定义端点
    pub fn add_custom_endpoint(
        &self,
@@ -0,0 +1,321 @@
+//! 代理功能数据访问层
+//!
+//! 处理代理配置、Provider健康状态和使用统计的数据库操作
+
+use crate::error::AppError;
+use crate::proxy::types::*;
+
+use super::super::{lock_conn, Database};
+
+impl Database {
+    // ==================== Proxy Config ====================
+
+    /// 获取代理配置
+    pub async fn get_proxy_config(&self) -> Result<ProxyConfig, AppError> {
+        // 在一个作用域内获取锁并查询，确保锁在await之前释放
+        let result = {
+            let conn = lock_conn!(self.conn);
+            conn.query_row(
+                "SELECT enabled, listen_address, listen_port, max_retries,
+                        request_timeout, enable_logging
+                 FROM proxy_config WHERE id = 1",
+                [],
+                |row| {
+                    Ok(ProxyConfig {
+                        enabled: row.get::<_, i32>(0)? != 0,
+                        listen_address: row.get(1)?,
+                        listen_port: row.get::<_, i32>(2)? as u16,
+                        max_retries: row.get::<_, i32>(3)? as u8,
+                        request_timeout: row.get::<_, i32>(4)? as u64,
+                        enable_logging: row.get::<_, i32>(5)? != 0,
+                    })
+                },
+            )
+        }; // conn锁在这里释放
+
+        match result {
+            Ok(config) => Ok(config),
+            Err(rusqlite::Error::QueryReturnedNoRows) => {
+                // 如果不存在，插入默认配置
+                let default_config = ProxyConfig::default();
+                self.update_proxy_config(default_config.clone()).await?;
+                Ok(default_config)
+            }
+            Err(e) => Err(AppError::Database(e.to_string())),
+        }
+    }
+
+    /// 更新代理配置
+    pub async fn update_proxy_config(&self, config: ProxyConfig) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+
+        conn.execute(
+            "INSERT OR REPLACE INTO proxy_config
+             (id, enabled, listen_address, listen_port, max_retries, request_timeout, enable_logging, target_app, created_at, updated_at)
+             VALUES (1, ?1, ?2, ?3, ?4, ?5, ?6, ?7,
+                     COALESCE((SELECT created_at FROM proxy_config WHERE id = 1), datetime('now')),
+                     datetime('now'))",
+            rusqlite::params![
+                if config.enabled { 1 } else { 0 },
+                config.listen_address,
+                config.listen_port as i32,
+                config.max_retries as i32,
+                config.request_timeout as i32,
+                if config.enable_logging { 1 } else { 0 },
+                "claude", // 兼容旧字段，写入默认值
+            ],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(())
+    }
+
+    // ==================== Provider Health ====================
+
+    /// 获取Provider健康状态
+    pub async fn get_provider_health(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+    ) -> Result<ProviderHealth, AppError> {
+        let conn = lock_conn!(self.conn);
+
+        conn.query_row(
+            "SELECT provider_id, app_type, is_healthy, consecutive_failures,
+                    last_success_at, last_failure_at, last_error, updated_at
+             FROM provider_health
+             WHERE provider_id = ?1 AND app_type = ?2",
+            rusqlite::params![provider_id, app_type],
+            |row| {
+                Ok(ProviderHealth {
+                    provider_id: row.get(0)?,
+                    app_type: row.get(1)?,
+                    is_healthy: row.get::<_, i64>(2)? != 0,
+                    consecutive_failures: row.get::<_, i64>(3)? as u32,
+                    last_success_at: row.get(4)?,
+                    last_failure_at: row.get(5)?,
+                    last_error: row.get(6)?,
+                    updated_at: row.get(7)?,
+                })
+            },
+        )
+        .map_err(|e| AppError::Database(e.to_string()))
+    }
+
+    /// 更新Provider健康状态
+    pub async fn update_provider_health(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+        success: bool,
+        error_msg: Option<String>,
+    ) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+
+        let now = chrono::Utc::now().to_rfc3339();
+
+        // 先查询当前状态
+        let current = conn.query_row(
+            "SELECT consecutive_failures FROM provider_health 
+             WHERE provider_id = ?1 AND app_type = ?2",
+            rusqlite::params![provider_id, app_type],
+            |row| Ok(row.get::<_, i64>(0)? as u32),
+        );
+
+        let (is_healthy, consecutive_failures) = if success {
+            // 成功：重置失败计数
+            (1, 0)
+        } else {
+            // 失败：增加失败计数
+            let failures = current.unwrap_or(0) + 1;
+            let healthy = if failures >= 3 { 0 } else { 1 };
+            (healthy, failures)
+        };
+
+        let (last_success_at, last_failure_at) = if success {
+            (Some(now.clone()), None)
+        } else {
+            (None, Some(now.clone()))
+        };
+
+        // UPSERT
+        conn.execute(
+            "INSERT OR REPLACE INTO provider_health
+             (provider_id, app_type, is_healthy, consecutive_failures,
+              last_success_at, last_failure_at, last_error, updated_at)
+             VALUES (?1, ?2, ?3, ?4, 
+                     COALESCE(?5, (SELECT last_success_at FROM provider_health 
+                                   WHERE provider_id = ?1 AND app_type = ?2)),
+                     COALESCE(?6, (SELECT last_failure_at FROM provider_health 
+                                   WHERE provider_id = ?1 AND app_type = ?2)),
+                     ?7, ?8)",
+            rusqlite::params![
+                provider_id,
+                app_type,
+                is_healthy,
+                consecutive_failures as i64,
+                last_success_at,
+                last_failure_at,
+                error_msg,
+                &now,
+            ],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(())
+    }
+
+    /// 重置Provider健康状态
+    pub async fn reset_provider_health(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+    ) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+
+        conn.execute(
+            "DELETE FROM provider_health WHERE provider_id = ?1 AND app_type = ?2",
+            rusqlite::params![provider_id, app_type],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        log::debug!("Reset health status for provider {provider_id} (app: {app_type})");
+
+        Ok(())
+    }
+
+    // ==================== Proxy Usage (可选) ====================
+
+    /// 记录代理使用统计
+    #[allow(dead_code)]
+    pub async fn record_proxy_usage(&self, record: &ProxyUsageRecord) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+
+        conn.execute(
+            "INSERT INTO proxy_usage 
+             (provider_id, app_type, endpoint, request_tokens, response_tokens,
+              status_code, latency_ms, error, timestamp)
+             VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9)",
+            rusqlite::params![
+                &record.provider_id,
+                &record.app_type,
+                &record.endpoint,
+                record.request_tokens,
+                record.response_tokens,
+                record.status_code as i64,
+                record.latency_ms as i64,
+                &record.error,
+                &record.timestamp,
+            ],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(())
+    }
+
+    /// 查询最近的使用统计
+    #[allow(dead_code)]
+    pub async fn get_recent_usage(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+        limit: usize,
+    ) -> Result<Vec<ProxyUsageRecord>, AppError> {
+        let conn = lock_conn!(self.conn);
+
+        let mut stmt = conn
+            .prepare(
+                "SELECT provider_id, app_type, endpoint, request_tokens, response_tokens,
+                        status_code, latency_ms, error, timestamp
+                 FROM proxy_usage
+                 WHERE provider_id = ?1 AND app_type = ?2
+                 ORDER BY timestamp DESC
+                 LIMIT ?3",
+            )
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let rows = stmt
+            .query_map(
+                rusqlite::params![provider_id, app_type, limit as i64],
+                |row| {
+                    Ok(ProxyUsageRecord {
+                        provider_id: row.get(0)?,
+                        app_type: row.get(1)?,
+                        endpoint: row.get(2)?,
+                        request_tokens: row.get(3)?,
+                        response_tokens: row.get(4)?,
+                        status_code: row.get::<_, i64>(5)? as u16,
+                        latency_ms: row.get::<_, i64>(6)? as u64,
+                        error: row.get(7)?,
+                        timestamp: row.get(8)?,
+                    })
+                },
+            )
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let mut records = Vec::new();
+        for row in rows {
+            records.push(row.map_err(|e| AppError::Database(e.to_string()))?);
+        }
+
+        Ok(records)
+    }
+
+    // ==================== Circuit Breaker Config ====================
+
+    /// 获取熔断器配置
+    pub async fn get_circuit_breaker_config(
+        &self,
+    ) -> Result<crate::proxy::circuit_breaker::CircuitBreakerConfig, AppError> {
+        let conn = lock_conn!(self.conn);
+
+        let config = conn
+            .query_row(
+                "SELECT failure_threshold, success_threshold, timeout_seconds,
+                        error_rate_threshold, min_requests
+                 FROM circuit_breaker_config WHERE id = 1",
+                [],
+                |row| {
+                    Ok(crate::proxy::circuit_breaker::CircuitBreakerConfig {
+                        failure_threshold: row.get::<_, i32>(0)? as u32,
+                        success_threshold: row.get::<_, i32>(1)? as u32,
+                        timeout_seconds: row.get::<_, i64>(2)? as u64,
+                        error_rate_threshold: row.get(3)?,
+                        min_requests: row.get::<_, i32>(4)? as u32,
+                    })
+                },
+            )
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(config)
+    }
+
+    /// 更新熔断器配置
+    pub async fn update_circuit_breaker_config(
+        &self,
+        config: &crate::proxy::circuit_breaker::CircuitBreakerConfig,
+    ) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+
+        conn.execute(
+            "UPDATE circuit_breaker_config
+             SET failure_threshold = ?1,
+                 success_threshold = ?2,
+                 timeout_seconds = ?3,
+                 error_rate_threshold = ?4,
+                 min_requests = ?5,
+                 updated_at = CURRENT_TIMESTAMP
+             WHERE id = 1",
+            rusqlite::params![
+                config.failure_threshold as i32,
+                config.success_threshold as i32,
+                config.timeout_seconds as i64,
+                config.error_rate_threshold,
+                config.min_requests as i32,
+            ],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(())
+    }
+}
@@ -44,7 +44,7 @@ const DB_BACKUP_RETAIN: usize = 10;

 /// 当前 Schema 版本号
 /// 每次修改表结构时递增，并在 schema.rs 中添加相应的迁移逻辑
-pub(crate) const SCHEMA_VERSION: i32 = 1;
+pub(crate) const SCHEMA_VERSION: i32 = 2;

 /// 安全地序列化 JSON，避免 unwrap panic
 pub(crate) fn to_json_string<T: Serialize>(value: &T) -> Result<String, AppError> {
@@ -95,6 +95,7 @@ impl Database {
        };
        db.create_tables()?;
        db.apply_schema_migrations()?;
+        db.ensure_model_pricing_seeded()?;

        Ok(db)
    }
@@ -111,6 +112,7 @@ impl Database {
            conn: Mutex::new(conn),
        };
        db.create_tables()?;
+        db.ensure_model_pricing_seeded()?;

        Ok(db)
    }
@@ -31,12 +31,19 @@ impl Database {
                icon_color TEXT,
                meta TEXT NOT NULL DEFAULT '{}',
                is_current BOOLEAN NOT NULL DEFAULT 0,
+                is_proxy_target BOOLEAN NOT NULL DEFAULT 0,
                PRIMARY KEY (id, app_type)
            )",
            [],
        )
        .map_err(|e| AppError::Database(e.to_string()))?;

+        // 尝试添加 is_proxy_target 列（如果表已存在但缺少该列）
+        let _ = conn.execute(
+            "ALTER TABLE providers ADD COLUMN is_proxy_target BOOLEAN NOT NULL DEFAULT 0",
+            [],
+        );
+
        // 2. Provider Endpoints 表
        conn.execute(
            "CREATE TABLE IF NOT EXISTS provider_endpoints (
@@ -120,6 +127,237 @@ impl Database {
        )
        .map_err(|e| AppError::Database(e.to_string()))?;

+        // 8. Proxy Config 表 (代理服务器配置)
+        // 代理配置表（单例）
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS proxy_config (
+                id INTEGER PRIMARY KEY CHECK (id = 1),
+                enabled INTEGER NOT NULL DEFAULT 0,
+                listen_address TEXT NOT NULL DEFAULT '127.0.0.1',
+                listen_port INTEGER NOT NULL DEFAULT 5000,
+                max_retries INTEGER NOT NULL DEFAULT 3,
+                request_timeout INTEGER NOT NULL DEFAULT 300,
+                enable_logging INTEGER NOT NULL DEFAULT 1,
+                target_app TEXT NOT NULL DEFAULT 'claude',
+                created_at TEXT NOT NULL DEFAULT (datetime('now')),
+                updated_at TEXT NOT NULL DEFAULT (datetime('now'))
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 尝试添加 target_app 列（如果表已存在但缺少该列）
+        // 忽略 "duplicate column name" 错误
+        let _ = conn.execute(
+            "ALTER TABLE proxy_config ADD COLUMN target_app TEXT NOT NULL DEFAULT 'claude'",
+            [],
+        );
+
+        // 9. Provider Health 表 (Provider健康状态)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS provider_health (
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                is_healthy INTEGER NOT NULL DEFAULT 1,
+                consecutive_failures INTEGER NOT NULL DEFAULT 0,
+                last_success_at TEXT,
+                last_failure_at TEXT,
+                last_error TEXT,
+                updated_at TEXT NOT NULL,
+                PRIMARY KEY (provider_id, app_type),
+                FOREIGN KEY (provider_id, app_type) REFERENCES providers(id, app_type) ON DELETE CASCADE
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 10. Proxy Usage 表 (代理使用统计，可选)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS proxy_usage (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                endpoint TEXT NOT NULL,
+                request_tokens INTEGER,
+                response_tokens INTEGER,
+                status_code INTEGER NOT NULL,
+                latency_ms INTEGER NOT NULL,
+                error TEXT,
+                timestamp TEXT NOT NULL
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 为 proxy_usage 创建索引
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_proxy_usage_timestamp
+             ON proxy_usage(timestamp)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_proxy_usage_provider
+             ON proxy_usage(provider_id, app_type)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 11. Proxy Request Logs 表 (详细请求日志)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS proxy_request_logs (
+                request_id TEXT PRIMARY KEY,
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                model TEXT NOT NULL,
+                input_tokens INTEGER NOT NULL DEFAULT 0,
+                output_tokens INTEGER NOT NULL DEFAULT 0,
+                cache_read_tokens INTEGER NOT NULL DEFAULT 0,
+                cache_creation_tokens INTEGER NOT NULL DEFAULT 0,
+                input_cost_usd TEXT NOT NULL DEFAULT '0',
+                output_cost_usd TEXT NOT NULL DEFAULT '0',
+                cache_read_cost_usd TEXT NOT NULL DEFAULT '0',
+                cache_creation_cost_usd TEXT NOT NULL DEFAULT '0',
+                total_cost_usd TEXT NOT NULL DEFAULT '0',
+                latency_ms INTEGER NOT NULL,
+                first_token_ms INTEGER,
+                duration_ms INTEGER,
+                status_code INTEGER NOT NULL,
+                error_message TEXT,
+                session_id TEXT,
+                provider_type TEXT,
+                is_streaming INTEGER NOT NULL DEFAULT 0,
+                cost_multiplier TEXT NOT NULL DEFAULT '1.0',
+                created_at INTEGER NOT NULL
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_request_logs_provider
+             ON proxy_request_logs(provider_id, app_type)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_request_logs_created_at
+             ON proxy_request_logs(created_at)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_request_logs_model
+             ON proxy_request_logs(model)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_request_logs_session
+             ON proxy_request_logs(session_id)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_request_logs_status
+             ON proxy_request_logs(status_code)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 12. Model Pricing 表 (模型定价)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS model_pricing (
+                model_id TEXT PRIMARY KEY,
+                display_name TEXT NOT NULL,
+                input_cost_per_million TEXT NOT NULL,
+                output_cost_per_million TEXT NOT NULL,
+                cache_read_cost_per_million TEXT NOT NULL DEFAULT '0',
+                cache_creation_cost_per_million TEXT NOT NULL DEFAULT '0'
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 13. Usage Daily Stats 表 (每日聚合统计)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS usage_daily_stats (
+                date TEXT NOT NULL,
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                model TEXT NOT NULL,
+                request_count INTEGER NOT NULL DEFAULT 0,
+                total_input_tokens INTEGER NOT NULL DEFAULT 0,
+                total_output_tokens INTEGER NOT NULL DEFAULT 0,
+                total_cost_usd TEXT NOT NULL DEFAULT '0',
+                success_count INTEGER NOT NULL DEFAULT 0,
+                error_count INTEGER NOT NULL DEFAULT 0,
+                PRIMARY KEY (date, provider_id, app_type, model)
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 14. Model Test Logs 表 (模型测试日志，独立于代理使用统计)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS model_test_logs (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                provider_id TEXT NOT NULL,
+                provider_name TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                model TEXT NOT NULL,
+                prompt TEXT NOT NULL,
+                success INTEGER NOT NULL,
+                message TEXT NOT NULL,
+                response_time_ms INTEGER,
+                http_status INTEGER,
+                tested_at INTEGER NOT NULL
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_model_test_logs_provider
+             ON model_test_logs(provider_id, app_type)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        conn.execute(
+            "CREATE INDEX IF NOT EXISTS idx_model_test_logs_tested_at
+             ON model_test_logs(tested_at DESC)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 15. Circuit Breaker Config 表 (熔断器配置)
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS circuit_breaker_config (
+                id INTEGER PRIMARY KEY CHECK (id = 1),
+                failure_threshold INTEGER NOT NULL DEFAULT 5,
+                success_threshold INTEGER NOT NULL DEFAULT 2,
+                timeout_seconds INTEGER NOT NULL DEFAULT 60,
+                error_rate_threshold REAL NOT NULL DEFAULT 0.5,
+                min_requests INTEGER NOT NULL DEFAULT 10,
+                updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
+            )",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        // 插入默认熔断器配置
+        conn.execute(
+            "INSERT OR IGNORE INTO circuit_breaker_config (id) VALUES (1)",
+            [],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
        Ok(())
    }

@@ -150,7 +388,12 @@ impl Database {
                    0 => {
                        log::info!("检测到 user_version=0，迁移到 1（补齐缺失列并设置版本）");
                        Self::migrate_v0_to_v1(conn)?;
-                        Self::set_user_version(conn, SCHEMA_VERSION)?;
+                        Self::set_user_version(conn, 1)?;
+                    }
+                    1 => {
+                        log::info!("迁移数据库从 v1 到 v2（添加使用统计表和完整字段）");
+                        Self::migrate_v1_to_v2(conn)?;
+                        Self::set_user_version(conn, 2)?;
                    }
                    _ => {
                        return Err(AppError::Database(format!(
@@ -237,6 +480,250 @@ impl Database {
        Ok(())
    }

+    /// v1 -> v2 迁移：添加使用统计表和完整字段
+    fn migrate_v1_to_v2(conn: &Connection) -> Result<(), AppError> {
+        // providers 表字段
+        Self::add_column_if_missing(
+            conn,
+            "providers",
+            "cost_multiplier",
+            "TEXT NOT NULL DEFAULT '1.0'",
+        )?;
+        Self::add_column_if_missing(conn, "providers", "limit_daily_usd", "TEXT")?;
+        Self::add_column_if_missing(conn, "providers", "limit_monthly_usd", "TEXT")?;
+        Self::add_column_if_missing(conn, "providers", "provider_type", "TEXT")?;
+
+        // proxy_request_logs 表（包含所有字段）
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS proxy_request_logs (
+                request_id TEXT PRIMARY KEY,
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                model TEXT NOT NULL,
+                input_tokens INTEGER NOT NULL DEFAULT 0,
+                output_tokens INTEGER NOT NULL DEFAULT 0,
+                cache_read_tokens INTEGER NOT NULL DEFAULT 0,
+                cache_creation_tokens INTEGER NOT NULL DEFAULT 0,
+                input_cost_usd TEXT NOT NULL DEFAULT '0',
+                output_cost_usd TEXT NOT NULL DEFAULT '0',
+                cache_read_cost_usd TEXT NOT NULL DEFAULT '0',
+                cache_creation_cost_usd TEXT NOT NULL DEFAULT '0',
+                total_cost_usd TEXT NOT NULL DEFAULT '0',
+                latency_ms INTEGER NOT NULL,
+                first_token_ms INTEGER,
+                duration_ms INTEGER,
+                status_code INTEGER NOT NULL,
+                error_message TEXT,
+                session_id TEXT,
+                provider_type TEXT,
+                is_streaming INTEGER NOT NULL DEFAULT 0,
+                cost_multiplier TEXT NOT NULL DEFAULT '1.0',
+                created_at INTEGER NOT NULL
+            )",
+            [],
+        )?;
+
+        // 为已存在的表添加新字段
+        Self::add_column_if_missing(conn, "proxy_request_logs", "provider_type", "TEXT")?;
+        Self::add_column_if_missing(
+            conn,
+            "proxy_request_logs",
+            "is_streaming",
+            "INTEGER NOT NULL DEFAULT 0",
+        )?;
+        Self::add_column_if_missing(
+            conn,
+            "proxy_request_logs",
+            "cost_multiplier",
+            "TEXT NOT NULL DEFAULT '1.0'",
+        )?;
+        Self::add_column_if_missing(conn, "proxy_request_logs", "first_token_ms", "INTEGER")?;
+        Self::add_column_if_missing(conn, "proxy_request_logs", "duration_ms", "INTEGER")?;
+
+        // model_pricing 表
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS model_pricing (
+                model_id TEXT PRIMARY KEY,
+                display_name TEXT NOT NULL,
+                input_cost_per_million TEXT NOT NULL,
+                output_cost_per_million TEXT NOT NULL,
+                cache_read_cost_per_million TEXT NOT NULL DEFAULT '0',
+                cache_creation_cost_per_million TEXT NOT NULL DEFAULT '0'
+            )",
+            [],
+        )?;
+
+        // usage_daily_stats 表
+        conn.execute(
+            "CREATE TABLE IF NOT EXISTS usage_daily_stats (
+                date TEXT NOT NULL,
+                provider_id TEXT NOT NULL,
+                app_type TEXT NOT NULL,
+                model TEXT NOT NULL,
+                request_count INTEGER NOT NULL DEFAULT 0,
+                total_input_tokens INTEGER NOT NULL DEFAULT 0,
+                total_output_tokens INTEGER NOT NULL DEFAULT 0,
+                total_cost_usd TEXT NOT NULL DEFAULT '0',
+                success_count INTEGER NOT NULL DEFAULT 0,
+                error_count INTEGER NOT NULL DEFAULT 0,
+                PRIMARY KEY (date, provider_id, app_type, model)
+            )",
+            [],
+        )?;
+
+        // 清空并重新插入模型定价
+        conn.execute("DELETE FROM model_pricing", [])
+            .map_err(|e| AppError::Database(format!("清空模型定价失败: {e}")))?;
+        Self::seed_model_pricing(conn)?;
+
+        Ok(())
+    }
+
+    /// 插入默认模型定价数据
+    /// 格式: (model_id, display_name, input, output, cache_read, cache_creation)
+    /// 注意: model_id 使用短横线格式（如 claude-haiku-4-5），与 API 返回的模型名称标准化后一致
+    fn seed_model_pricing(conn: &Connection) -> Result<(), AppError> {
+        let pricing_data = [
+            // Claude 4.5 系列
+            (
+                "claude-opus-4-5",
+                "Claude Opus 4.5",
+                "5",
+                "25",
+                "0.50",
+                "6.25",
+            ),
+            (
+                "claude-sonnet-4-5",
+                "Claude Sonnet 4.5",
+                "3",
+                "15",
+                "0.30",
+                "3.75",
+            ),
+            (
+                "claude-haiku-4-5",
+                "Claude Haiku 4.5",
+                "1",
+                "5",
+                "0.10",
+                "1.25",
+            ),
+            // Claude 4.1 系列
+            (
+                "claude-opus-4-1",
+                "Claude Opus 4.1",
+                "15",
+                "75",
+                "1.50",
+                "18.75",
+            ),
+            (
+                "claude-sonnet-4-1",
+                "Claude Sonnet 4.1",
+                "3",
+                "15",
+                "0.30",
+                "3.75",
+            ),
+            // Claude 3.7 系列
+            (
+                "claude-sonnet-3-7",
+                "Claude Sonnet 3.7",
+                "3",
+                "15",
+                "0.30",
+                "3.75",
+            ),
+            // Claude 3.5 系列
+            (
+                "claude-sonnet-3-5",
+                "Claude Sonnet 3.5",
+                "3",
+                "15",
+                "0.30",
+                "3.75",
+            ),
+            (
+                "claude-haiku-3-5",
+                "Claude Haiku 3.5",
+                "0.80",
+                "4",
+                "0.08",
+                "1",
+            ),
+            // GPT-5 系列（model_id 使用短横线格式）
+            ("gpt-5", "GPT-5", "1.25", "10", "0.125", "0"),
+            ("gpt-5-1", "GPT-5.1", "1.25", "10", "0.125", "0"),
+            ("gpt-5-codex", "GPT-5 Codex", "1.25", "10", "0.125", "0"),
+            ("gpt-5-1-codex", "GPT-5.1 Codex", "1.25", "10", "0.125", "0"),
+            // Gemini 3 系列
+            (
+                "gemini-3-pro-preview",
+                "Gemini 3 Pro Preview",
+                "2",
+                "12",
+                "0",
+                "0",
+            ),
+            // Gemini 2.5 系列（model_id 使用短横线格式）
+            (
+                "gemini-2-5-pro",
+                "Gemini 2.5 Pro",
+                "1.25",
+                "10",
+                "0.125",
+                "0",
+            ),
+            (
+                "gemini-2-5-flash",
+                "Gemini 2.5 Flash",
+                "0.3",
+                "2.5",
+                "0.03",
+                "0",
+            ),
+        ];
+
+        for (model_id, display_name, input, output, cache_read, cache_creation) in pricing_data {
+            conn.execute(
+                "INSERT OR REPLACE INTO model_pricing (
+                    model_id, display_name, input_cost_per_million, output_cost_per_million,
+                    cache_read_cost_per_million, cache_creation_cost_per_million
+                ) VALUES (?1, ?2, ?3, ?4, ?5, ?6)",
+                rusqlite::params![
+                    model_id,
+                    display_name,
+                    input,
+                    output,
+                    cache_read,
+                    cache_creation
+                ],
+            )
+            .map_err(|e| AppError::Database(format!("插入模型定价失败: {e}")))?;
+        }
+
+        log::info!("已插入 {} 条默认模型定价数据", pricing_data.len());
+        Ok(())
+    }
+
+    /// 确保模型定价表具备默认数据
+    pub fn ensure_model_pricing_seeded(&self) -> Result<(), AppError> {
+        let conn = lock_conn!(self.conn);
+        Self::ensure_model_pricing_seeded_on_conn(&conn)
+    }
+
+    fn ensure_model_pricing_seeded_on_conn(conn: &Connection) -> Result<(), AppError> {
+        let count: i64 = conn
+            .query_row("SELECT COUNT(*) FROM model_pricing", [], |row| row.get(0))
+            .map_err(|e| AppError::Database(format!("统计模型定价数据失败: {e}")))?;
+
+        if count == 0 {
+            Self::seed_model_pricing(conn)?;
+        }
+        Ok(())
+    }
+
    // --- 辅助方法 ---

    pub(crate) fn get_user_version(conn: &Connection) -> Result<i32, AppError> {
@@ -245,6 +245,7 @@ fn dry_run_validates_schema_compatibility() {
            meta: None,
            icon: None,
            icon_color: None,
+            is_proxy_target: Some(false),
        },
    );

@@ -272,3 +273,62 @@ fn dry_run_validates_schema_compatibility() {
        "Dry-run should succeed with provider data: {result:?}"
    );
 }
+
+#[test]
+fn model_pricing_is_seeded_on_init() {
+    let db = Database::memory().expect("create memory db");
+
+    let conn = db.conn.lock().expect("lock conn");
+
+    let count: i64 = conn
+        .query_row("SELECT COUNT(*) FROM model_pricing", [], |row| row.get(0))
+        .expect("count pricing");
+
+    assert!(
+        count > 0,
+        "模型定价数据应该在初始化时自动填充，实际数量: {}",
+        count
+    );
+
+    // 验证包含 Claude 模型
+    let claude_count: i64 = conn
+        .query_row(
+            "SELECT COUNT(*) FROM model_pricing WHERE model_id LIKE 'claude-%'",
+            [],
+            |row| row.get(0),
+        )
+        .expect("check claude");
+    assert!(
+        claude_count > 0,
+        "应该包含 Claude 模型定价，实际数量: {}",
+        claude_count
+    );
+
+    // 验证包含 GPT 模型
+    let gpt_count: i64 = conn
+        .query_row(
+            "SELECT COUNT(*) FROM model_pricing WHERE model_id LIKE 'gpt-%'",
+            [],
+            |row| row.get(0),
+        )
+        .expect("check gpt");
+    assert!(
+        gpt_count > 0,
+        "应该包含 GPT 模型定价，实际数量: {}",
+        gpt_count
+    );
+
+    // 验证包含 Gemini 模型
+    let gemini_count: i64 = conn
+        .query_row(
+            "SELECT COUNT(*) FROM model_pricing WHERE model_id LIKE 'gemini-%'",
+            [],
+            |row| row.get(0),
+        )
+        .expect("check gemini");
+    assert!(
+        gemini_count > 0,
+        "应该包含 Gemini 模型定价，实际数量: {}",
+        gemini_count
+    );
+}
@@ -129,6 +129,7 @@ pub(crate) fn build_provider_from_request(
        meta: None,
        icon: request.icon.clone(),
        icon_color: None,
+        is_proxy_target: None,
    };

    Ok(provider)
@@ -91,12 +91,27 @@ impl<T> From<PoisonError<T>> for AppError {
    }
 }

+impl From<rusqlite::Error> for AppError {
+    fn from(err: rusqlite::Error) -> Self {
+        Self::Database(err.to_string())
+    }
+}
+
 impl From<AppError> for String {
    fn from(err: AppError) -> Self {
        err.to_string()
    }
 }

+impl serde::Serialize for AppError {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: serde::Serializer,
+    {
+        serializer.serialize_str(&self.to_string())
+    }
+}
+
 /// 格式化为 JSON 错误字符串，前端可解析为结构化错误
 pub fn format_skill_error(
    code: &str,
@@ -17,6 +17,7 @@ mod prompt;
 mod prompt_files;
 mod provider;
 mod provider_defaults;
+mod proxy;
 mod services;
 mod settings;
 mod store;
@@ -521,6 +522,28 @@ pub fn run() {
                }
            }

+            // 自动启动代理服务器
+            let app_handle = app.handle().clone();
+            tauri::async_runtime::spawn(async move {
+                let state = app_handle.state::<AppState>();
+                match state.db.get_proxy_config().await {
+                    Ok(config) => {
+                        if config.enabled {
+                            log::info!("代理服务配置为启用，正在启动...");
+                            match state.proxy_service.start().await {
+                                Ok(info) => log::info!(
+                                    "代理服务器自动启动成功: {}:{}",
+                                    info.address,
+                                    info.port
+                                ),
+                                Err(e) => log::error!("代理服务器自动启动失败: {e}"),
+                            }
+                        }
+                    }
+                    Err(e) => log::error!("启动时获取代理配置失败: {e}"),
+                }
+            });
+
            Ok(())
        })
        .invoke_handler(tauri::generate_handler![
@@ -530,6 +553,7 @@ pub fn run() {
            commands::update_provider,
            commands::delete_provider,
            commands::switch_provider,
+            commands::set_proxy_target_provider,
            commands::import_default_config,
            commands::get_claude_config_status,
            commands::get_config_status,
@@ -619,6 +643,40 @@ pub fn run() {
            // Auto launch
            commands::set_auto_launch,
            commands::get_auto_launch_status,
+            // Proxy server management
+            commands::start_proxy_server,
+            commands::stop_proxy_server,
+            commands::get_proxy_status,
+            commands::get_proxy_config,
+            commands::update_proxy_config,
+            commands::is_proxy_running,
+            // Proxy failover commands
+            commands::get_proxy_targets,
+            commands::set_proxy_target,
+            commands::get_provider_health,
+            commands::reset_circuit_breaker,
+            commands::get_circuit_breaker_config,
+            commands::update_circuit_breaker_config,
+            commands::get_circuit_breaker_stats,
+            // Usage statistics
+            commands::get_usage_summary,
+            commands::get_usage_trends,
+            commands::get_provider_stats,
+            commands::get_model_stats,
+            commands::get_request_logs,
+            commands::get_request_detail,
+            commands::get_model_pricing,
+            commands::update_model_pricing,
+            commands::delete_model_pricing,
+            commands::check_provider_limits,
+            // Model testing
+            commands::test_provider_model,
+            commands::test_all_providers_model,
+            commands::get_model_test_config,
+            commands::save_model_test_config,
+            commands::get_model_test_logs,
+            commands::cleanup_model_test_logs,
+            commands::get_tool_versions,
        ]);

    let app = builder
@@ -36,6 +36,10 @@ pub struct Provider {
    #[serde(skip_serializing_if = "Option::is_none")]
    #[serde(rename = "iconColor")]
    pub icon_color: Option<String>,
+    /// 是否为代理目标（数据库专用字段，不写入配置文件）
+    #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(rename = "isProxyTarget")]
+    pub is_proxy_target: Option<bool>,
 }

 impl Provider {
@@ -58,6 +62,7 @@ impl Provider {
            meta: None,
            icon: None,
            icon_color: None,
+            is_proxy_target: None,
        }
    }
 }
@@ -151,6 +156,15 @@ pub struct ProviderMeta {
        skip_serializing_if = "Option::is_none"
    )]
    pub partner_promotion_key: Option<String>,
+    /// 成本倍数（用于计算实际成本）
+    #[serde(rename = "costMultiplier", skip_serializing_if = "Option::is_none")]
+    pub cost_multiplier: Option<String>,
+    /// 每日消费限额（USD）
+    #[serde(rename = "limitDailyUsd", skip_serializing_if = "Option::is_none")]
+    pub limit_daily_usd: Option<String>,
+    /// 每月消费限额（USD）
+    #[serde(rename = "limitMonthlyUsd", skip_serializing_if = "Option::is_none")]
+    pub limit_monthly_usd: Option<String>,
 }

 impl ProviderManager {
@@ -0,0 +1,334 @@
+//! 熔断器模块
+//!
+//! 实现熔断器模式，用于防止向不健康的供应商发送请求
+
+use serde::{Deserialize, Serialize};
+use std::sync::atomic::{AtomicU32, Ordering};
+use std::sync::Arc;
+use std::time::Instant;
+use tokio::sync::RwLock;
+
+/// 熔断器状态
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum CircuitState {
+    /// 关闭状态 - 正常工作
+    Closed,
+    /// 打开状态 - 熔断激活，拒绝请求
+    Open,
+    /// 半开状态 - 尝试恢复，允许部分请求通过
+    HalfOpen,
+}
+
+impl std::fmt::Display for CircuitState {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            CircuitState::Closed => write!(f, "closed"),
+            CircuitState::Open => write!(f, "open"),
+            CircuitState::HalfOpen => write!(f, "half_open"),
+        }
+    }
+}
+
+/// 熔断器配置
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct CircuitBreakerConfig {
+    /// 失败阈值 - 连续失败多少次后打开熔断器
+    pub failure_threshold: u32,
+    /// 成功阈值 - 半开状态下成功多少次后关闭熔断器
+    pub success_threshold: u32,
+    /// 超时时间 - 熔断器打开后多久尝试半开（秒）
+    pub timeout_seconds: u64,
+    /// 错误率阈值 - 错误率超过此值时打开熔断器 (0.0-1.0)
+    pub error_rate_threshold: f64,
+    /// 最小请求数 - 计算错误率前的最小请求数
+    pub min_requests: u32,
+}
+
+impl Default for CircuitBreakerConfig {
+    fn default() -> Self {
+        Self {
+            failure_threshold: 5,
+            success_threshold: 2,
+            timeout_seconds: 60,
+            error_rate_threshold: 0.5,
+            min_requests: 10,
+        }
+    }
+}
+
+/// 熔断器实例
+pub struct CircuitBreaker {
+    /// 当前状态
+    state: Arc<RwLock<CircuitState>>,
+    /// 连续失败计数
+    consecutive_failures: Arc<AtomicU32>,
+    /// 连续成功计数（半开状态）
+    consecutive_successes: Arc<AtomicU32>,
+    /// 总请求计数
+    total_requests: Arc<AtomicU32>,
+    /// 失败请求计数
+    failed_requests: Arc<AtomicU32>,
+    /// 上次打开时间
+    last_opened_at: Arc<RwLock<Option<Instant>>>,
+    /// 配置
+    config: CircuitBreakerConfig,
+}
+
+impl CircuitBreaker {
+    /// 创建新的熔断器
+    pub fn new(config: CircuitBreakerConfig) -> Self {
+        Self {
+            state: Arc::new(RwLock::new(CircuitState::Closed)),
+            consecutive_failures: Arc::new(AtomicU32::new(0)),
+            consecutive_successes: Arc::new(AtomicU32::new(0)),
+            total_requests: Arc::new(AtomicU32::new(0)),
+            failed_requests: Arc::new(AtomicU32::new(0)),
+            last_opened_at: Arc::new(RwLock::new(None)),
+            config,
+        }
+    }
+
+    /// 检查是否允许请求通过
+    pub async fn allow_request(&self) -> bool {
+        let state = *self.state.read().await;
+
+        match state {
+            CircuitState::Closed => true,
+            CircuitState::Open => {
+                // 检查是否应该尝试半开
+                if let Some(opened_at) = *self.last_opened_at.read().await {
+                    if opened_at.elapsed().as_secs() >= self.config.timeout_seconds {
+                        log::info!(
+                            "Circuit breaker transitioning from Open to HalfOpen (timeout reached)"
+                        );
+                        self.transition_to_half_open().await;
+                        return true;
+                    }
+                }
+                false
+            }
+            CircuitState::HalfOpen => true,
+        }
+    }
+
+    /// 记录成功
+    pub async fn record_success(&self) {
+        let state = *self.state.read().await;
+
+        // 重置失败计数
+        self.consecutive_failures.store(0, Ordering::SeqCst);
+        self.total_requests.fetch_add(1, Ordering::SeqCst);
+
+        match state {
+            CircuitState::HalfOpen => {
+                let successes = self.consecutive_successes.fetch_add(1, Ordering::SeqCst) + 1;
+                log::debug!(
+                    "Circuit breaker HalfOpen: {} consecutive successes (threshold: {})",
+                    successes,
+                    self.config.success_threshold
+                );
+
+                if successes >= self.config.success_threshold {
+                    log::info!("Circuit breaker transitioning from HalfOpen to Closed (success threshold reached)");
+                    self.transition_to_closed().await;
+                }
+            }
+            CircuitState::Closed => {
+                log::debug!("Circuit breaker Closed: request succeeded");
+            }
+            _ => {}
+        }
+    }
+
+    /// 记录失败
+    pub async fn record_failure(&self) {
+        let state = *self.state.read().await;
+
+        // 更新计数器
+        let failures = self.consecutive_failures.fetch_add(1, Ordering::SeqCst) + 1;
+        self.total_requests.fetch_add(1, Ordering::SeqCst);
+        self.failed_requests.fetch_add(1, Ordering::SeqCst);
+
+        // 重置成功计数
+        self.consecutive_successes.store(0, Ordering::SeqCst);
+
+        log::debug!(
+            "Circuit breaker {:?}: {} consecutive failures (threshold: {})",
+            state,
+            failures,
+            self.config.failure_threshold
+        );
+
+        // 检查是否应该打开熔断器
+        match state {
+            CircuitState::Closed | CircuitState::HalfOpen => {
+                // 检查连续失败次数
+                if failures >= self.config.failure_threshold {
+                    log::warn!(
+                        "Circuit breaker opening due to {} consecutive failures (threshold: {})",
+                        failures,
+                        self.config.failure_threshold
+                    );
+                    self.transition_to_open().await;
+                } else {
+                    // 检查错误率
+                    let total = self.total_requests.load(Ordering::SeqCst);
+                    let failed = self.failed_requests.load(Ordering::SeqCst);
+
+                    if total >= self.config.min_requests {
+                        let error_rate = failed as f64 / total as f64;
+                        log::debug!(
+                            "Circuit breaker error rate: {:.2}% ({}/{} requests)",
+                            error_rate * 100.0,
+                            failed,
+                            total
+                        );
+
+                        if error_rate >= self.config.error_rate_threshold {
+                            log::warn!(
+                                "Circuit breaker opening due to high error rate: {:.2}% (threshold: {:.2}%)",
+                                error_rate * 100.0,
+                                self.config.error_rate_threshold * 100.0
+                            );
+                            self.transition_to_open().await;
+                        }
+                    }
+                }
+            }
+            _ => {}
+        }
+    }
+
+    /// 获取当前状态
+    pub async fn get_state(&self) -> CircuitState {
+        *self.state.read().await
+    }
+
+    /// 获取统计信息
+    #[allow(dead_code)]
+    pub async fn get_stats(&self) -> CircuitBreakerStats {
+        CircuitBreakerStats {
+            state: *self.state.read().await,
+            consecutive_failures: self.consecutive_failures.load(Ordering::SeqCst),
+            consecutive_successes: self.consecutive_successes.load(Ordering::SeqCst),
+            total_requests: self.total_requests.load(Ordering::SeqCst),
+            failed_requests: self.failed_requests.load(Ordering::SeqCst),
+        }
+    }
+
+    /// 重置熔断器（手动恢复）
+    #[allow(dead_code)]
+    pub async fn reset(&self) {
+        log::info!("Circuit breaker manually reset to Closed state");
+        self.transition_to_closed().await;
+    }
+
+    /// 转换到打开状态
+    async fn transition_to_open(&self) {
+        *self.state.write().await = CircuitState::Open;
+        *self.last_opened_at.write().await = Some(Instant::now());
+        self.consecutive_failures.store(0, Ordering::SeqCst);
+        self.consecutive_successes.store(0, Ordering::SeqCst);
+    }
+
+    /// 转换到半开状态
+    async fn transition_to_half_open(&self) {
+        *self.state.write().await = CircuitState::HalfOpen;
+        self.consecutive_successes.store(0, Ordering::SeqCst);
+    }
+
+    /// 转换到关闭状态
+    async fn transition_to_closed(&self) {
+        *self.state.write().await = CircuitState::Closed;
+        self.consecutive_failures.store(0, Ordering::SeqCst);
+        self.consecutive_successes.store(0, Ordering::SeqCst);
+        // 重置计数器
+        self.total_requests.store(0, Ordering::SeqCst);
+        self.failed_requests.store(0, Ordering::SeqCst);
+    }
+}
+
+/// 熔断器统计信息
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct CircuitBreakerStats {
+    pub state: CircuitState,
+    pub consecutive_failures: u32,
+    pub consecutive_successes: u32,
+    pub total_requests: u32,
+    pub failed_requests: u32,
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[tokio::test]
+    async fn test_circuit_breaker_closed_to_open() {
+        let config = CircuitBreakerConfig {
+            failure_threshold: 3,
+            ..Default::default()
+        };
+        let breaker = CircuitBreaker::new(config);
+
+        // 初始状态应该是关闭
+        assert_eq!(breaker.get_state().await, CircuitState::Closed);
+        assert!(breaker.allow_request().await);
+
+        // 记录 3 次失败
+        for _ in 0..3 {
+            breaker.record_failure().await;
+        }
+
+        // 应该转换到打开状态
+        assert_eq!(breaker.get_state().await, CircuitState::Open);
+        assert!(!breaker.allow_request().await);
+    }
+
+    #[tokio::test]
+    async fn test_circuit_breaker_half_open_to_closed() {
+        let config = CircuitBreakerConfig {
+            failure_threshold: 2,
+            success_threshold: 2,
+            ..Default::default()
+        };
+        let breaker = CircuitBreaker::new(config);
+
+        // 打开熔断器
+        breaker.record_failure().await;
+        breaker.record_failure().await;
+        assert_eq!(breaker.get_state().await, CircuitState::Open);
+
+        // 手动转换到半开状态
+        breaker.transition_to_half_open().await;
+        assert_eq!(breaker.get_state().await, CircuitState::HalfOpen);
+
+        // 记录 2 次成功
+        breaker.record_success().await;
+        breaker.record_success().await;
+
+        // 应该转换到关闭状态
+        assert_eq!(breaker.get_state().await, CircuitState::Closed);
+    }
+
+    #[tokio::test]
+    async fn test_circuit_breaker_reset() {
+        let config = CircuitBreakerConfig {
+            failure_threshold: 2,
+            ..Default::default()
+        };
+        let breaker = CircuitBreaker::new(config);
+
+        // 打开熔断器
+        breaker.record_failure().await;
+        breaker.record_failure().await;
+        assert_eq!(breaker.get_state().await, CircuitState::Open);
+
+        // 重置
+        breaker.reset().await;
+        assert_eq!(breaker.get_state().await, CircuitState::Closed);
+        assert!(breaker.allow_request().await);
+    }
+}
@@ -0,0 +1,183 @@
+use axum::{
+    http::StatusCode,
+    response::{IntoResponse, Response},
+    Json,
+};
+use serde_json::json;
+use thiserror::Error;
+
+#[derive(Debug, Error)]
+pub enum ProxyError {
+    #[error("服务器已在运行")]
+    AlreadyRunning,
+
+    #[error("服务器未运行")]
+    NotRunning,
+
+    #[error("地址绑定失败: {0}")]
+    BindFailed(String),
+
+    #[error("请求转发失败: {0}")]
+    ForwardFailed(String),
+
+    #[error("无可用的Provider")]
+    NoAvailableProvider,
+
+    #[allow(dead_code)]
+    #[error("Provider不健康: {0}")]
+    ProviderUnhealthy(String),
+
+    #[error("上游错误 (状态码 {status}): {body:?}")]
+    UpstreamError { status: u16, body: Option<String> },
+
+    #[error("超过最大重试次数")]
+    MaxRetriesExceeded,
+
+    #[error("数据库错误: {0}")]
+    DatabaseError(String),
+
+    #[error("配置错误: {0}")]
+    ConfigError(String),
+
+    #[allow(dead_code)]
+    #[error("格式转换错误: {0}")]
+    TransformError(String),
+
+    #[allow(dead_code)]
+    #[error("无效的请求: {0}")]
+    InvalidRequest(String),
+
+    #[error("超时: {0}")]
+    Timeout(String),
+
+    /// 流式响应空闲超时
+    #[allow(dead_code)]
+    #[error("流式响应空闲超时: {0}秒无数据")]
+    StreamIdleTimeout(u64),
+
+    /// 认证错误
+    #[allow(dead_code)]
+    #[error("认证失败: {0}")]
+    AuthError(String),
+
+    #[allow(dead_code)]
+    #[error("内部错误: {0}")]
+    Internal(String),
+}
+
+impl IntoResponse for ProxyError {
+    fn into_response(self) -> Response {
+        let (status, body) = match &self {
+            ProxyError::UpstreamError {
+                status: upstream_status,
+                body: upstream_body,
+            } => {
+                let http_status =
+                    StatusCode::from_u16(*upstream_status).unwrap_or(StatusCode::BAD_GATEWAY);
+
+                // 尝试解析上游响应体为 JSON，如果失败则包装为字符串
+                let error_body = if let Some(body_str) = upstream_body {
+                    if let Ok(json_body) = serde_json::from_str::<serde_json::Value>(body_str) {
+                        // 上游返回的是 JSON，直接透传
+                        json_body
+                    } else {
+                        // 上游返回的不是 JSON，包装为错误消息
+                        json!({
+                            "error": {
+                                "message": body_str,
+                                "type": "upstream_error",
+                            }
+                        })
+                    }
+                } else {
+                    json!({
+                        "error": {
+                            "message": format!("Upstream error (status {})", upstream_status),
+                            "type": "upstream_error",
+                        }
+                    })
+                };
+
+                (http_status, error_body)
+            }
+            _ => {
+                let (http_status, message) = match &self {
+                    ProxyError::AlreadyRunning => (StatusCode::CONFLICT, self.to_string()),
+                    ProxyError::NotRunning => (StatusCode::SERVICE_UNAVAILABLE, self.to_string()),
+                    ProxyError::BindFailed(_) => {
+                        (StatusCode::INTERNAL_SERVER_ERROR, self.to_string())
+                    }
+                    ProxyError::ForwardFailed(_) => (StatusCode::BAD_GATEWAY, self.to_string()),
+                    ProxyError::NoAvailableProvider => {
+                        (StatusCode::SERVICE_UNAVAILABLE, self.to_string())
+                    }
+                    ProxyError::ProviderUnhealthy(_) => {
+                        (StatusCode::SERVICE_UNAVAILABLE, self.to_string())
+                    }
+                    ProxyError::MaxRetriesExceeded => {
+                        (StatusCode::SERVICE_UNAVAILABLE, self.to_string())
+                    }
+                    ProxyError::DatabaseError(_) => {
+                        (StatusCode::INTERNAL_SERVER_ERROR, self.to_string())
+                    }
+                    ProxyError::ConfigError(_) => (StatusCode::BAD_REQUEST, self.to_string()),
+                    ProxyError::TransformError(_) => {
+                        (StatusCode::UNPROCESSABLE_ENTITY, self.to_string())
+                    }
+                    ProxyError::InvalidRequest(_) => (StatusCode::BAD_REQUEST, self.to_string()),
+                    ProxyError::Timeout(_) => (StatusCode::GATEWAY_TIMEOUT, self.to_string()),
+                    ProxyError::StreamIdleTimeout(_) => {
+                        (StatusCode::GATEWAY_TIMEOUT, self.to_string())
+                    }
+                    ProxyError::AuthError(_) => (StatusCode::UNAUTHORIZED, self.to_string()),
+                    ProxyError::Internal(_) => {
+                        (StatusCode::INTERNAL_SERVER_ERROR, self.to_string())
+                    }
+                    ProxyError::UpstreamError { .. } => unreachable!(),
+                };
+
+                let error_body = json!({
+                    "error": {
+                        "message": message,
+                        "type": "proxy_error",
+                    }
+                });
+
+                (http_status, error_body)
+            }
+        };
+
+        (status, Json(body)).into_response()
+    }
+}
+
+/// 错误分类
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum ErrorCategory {
+    /// 可重试错误（网络问题、5xx）
+    Retryable, // 网络超时、5xx 错误
+    /// 不可重试错误（4xx、认证失败）
+    NonRetryable, // 认证失败、参数错误、4xx 错误
+    #[allow(dead_code)]
+    ClientAbort, // 客户端主动中断
+}
+
+/// 判断错误是否可重试
+#[allow(dead_code)]
+pub fn categorize_error(error: &reqwest::Error) -> ErrorCategory {
+    if error.is_timeout() || error.is_connect() {
+        return ErrorCategory::Retryable;
+    }
+
+    if let Some(status) = error.status() {
+        if status.is_server_error() {
+            ErrorCategory::Retryable
+        } else if status.is_client_error() {
+            ErrorCategory::NonRetryable
+        } else {
+            ErrorCategory::Retryable
+        }
+    } else {
+        ErrorCategory::Retryable
+    }
+}
@@ -0,0 +1,394 @@
+//! 请求转发器
+//!
+//! 负责将请求转发到上游Provider，支持重试和故障转移
+
+use super::{
+    error::*,
+    provider_router::ProviderRouter as NewProviderRouter,
+    providers::{get_adapter, ProviderAdapter},
+    types::ProxyStatus,
+    ProxyError,
+};
+use crate::{app_config::AppType, database::Database, provider::Provider};
+use reqwest::{Client, Response};
+use serde_json::Value;
+use std::sync::Arc;
+use std::time::{Duration, Instant};
+use tokio::sync::RwLock;
+
+pub struct RequestForwarder {
+    client: Client,
+    router: Arc<NewProviderRouter>,
+    #[allow(dead_code)]
+    max_retries: u8,
+    status: Arc<RwLock<ProxyStatus>>,
+    current_providers: Arc<RwLock<std::collections::HashMap<String, (String, String)>>>,
+}
+
+impl RequestForwarder {
+    pub fn new(
+        db: Arc<Database>,
+        timeout_secs: u64,
+        max_retries: u8,
+        status: Arc<RwLock<ProxyStatus>>,
+        current_providers: Arc<RwLock<std::collections::HashMap<String, (String, String)>>>,
+    ) -> Self {
+        let mut client_builder = Client::builder();
+        if timeout_secs > 0 {
+            client_builder = client_builder.timeout(Duration::from_secs(timeout_secs));
+        }
+
+        let client = client_builder
+            .build()
+            .expect("Failed to create HTTP client");
+
+        Self {
+            client,
+            router: Arc::new(NewProviderRouter::new(db)),
+            max_retries,
+            status,
+            current_providers,
+        }
+    }
+
+    /// 转发请求（带故障转移）
+    pub async fn forward_with_retry(
+        &self,
+        app_type: &AppType,
+        endpoint: &str,
+        body: Value,
+        headers: axum::http::HeaderMap,
+    ) -> Result<Response, ProxyError> {
+        // 获取适配器
+        let adapter = get_adapter(app_type);
+        let app_type_str = app_type.as_str();
+
+        // 使用新的 ProviderRouter 选择所有可用供应商
+        let providers = self
+            .router
+            .select_providers(app_type_str)
+            .await
+            .map_err(|e| ProxyError::DatabaseError(e.to_string()))?;
+
+        if providers.is_empty() {
+            return Err(ProxyError::NoAvailableProvider);
+        }
+
+        log::info!(
+            "[{}] 故障转移链: {} 个可用供应商",
+            app_type_str,
+            providers.len()
+        );
+
+        let mut last_error = None;
+        let mut failover_happened = false;
+
+        // 依次尝试每个供应商
+        for (attempt, provider) in providers.iter().enumerate() {
+            log::info!(
+                "[{}] 尝试 {}/{} - 使用Provider: {} (sort_index: {})",
+                app_type_str,
+                attempt + 1,
+                providers.len(),
+                provider.name,
+                provider.sort_index.unwrap_or(999999)
+            );
+
+            // 更新状态中的当前Provider信息
+            {
+                let mut status = self.status.write().await;
+                status.current_provider = Some(provider.name.clone());
+                status.current_provider_id = Some(provider.id.clone());
+                status.total_requests += 1;
+                status.last_request_at = Some(chrono::Utc::now().to_rfc3339());
+                if attempt > 0 {
+                    failover_happened = true;
+                }
+            }
+
+            let start = Instant::now();
+
+            // 转发请求
+            match self
+                .forward(provider, endpoint, &body, &headers, adapter.as_ref())
+                .await
+            {
+                Ok(response) => {
+                    let latency = start.elapsed().as_millis() as u64;
+
+                    // 成功：记录成功并更新熔断器
+                    if let Err(e) = self
+                        .router
+                        .record_result(&provider.id, app_type_str, true, None)
+                        .await
+                    {
+                        log::warn!("Failed to record success: {e}");
+                    }
+
+                    // 更新当前应用类型使用的 provider
+                    {
+                        let mut current_providers = self.current_providers.write().await;
+                        current_providers.insert(
+                            app_type_str.to_string(),
+                            (provider.id.clone(), provider.name.clone()),
+                        );
+                    }
+
+                    // 更新成功统计
+                    {
+                        let mut status = self.status.write().await;
+                        status.success_requests += 1;
+                        status.last_error = None;
+                        if failover_happened {
+                            status.failover_count += 1;
+                            log::info!(
+                                "[{}] 故障转移成功！切换到 Provider: {} (耗时: {}ms)",
+                                app_type_str,
+                                provider.name,
+                                latency
+                            );
+                        }
+                        // 重新计算成功率
+                        if status.total_requests > 0 {
+                            status.success_rate = (status.success_requests as f32
+                                / status.total_requests as f32)
+                                * 100.0;
+                        }
+                    }
+
+                    log::info!(
+                        "[{}] 请求成功 - Provider: {} - {}ms",
+                        app_type_str,
+                        provider.name,
+                        latency
+                    );
+
+                    return Ok(response);
+                }
+                Err(e) => {
+                    let latency = start.elapsed().as_millis() as u64;
+
+                    // 失败：记录失败并更新熔断器
+                    if let Err(record_err) = self
+                        .router
+                        .record_result(&provider.id, app_type_str, false, Some(e.to_string()))
+                        .await
+                    {
+                        log::warn!("Failed to record failure: {record_err}");
+                    }
+
+                    // 分类错误
+                    let category = self.categorize_proxy_error(&e);
+
+                    match category {
+                        ErrorCategory::Retryable => {
+                            // 可重试：更新错误信息，继续尝试下一个供应商
+                            {
+                                let mut status = self.status.write().await;
+                                status.last_error =
+                                    Some(format!("Provider {} 失败: {}", provider.name, e));
+                            }
+
+                            log::warn!(
+                                "[{}] Provider {} 失败（可重试）: {} - {}ms",
+                                app_type_str,
+                                provider.name,
+                                e,
+                                latency
+                            );
+
+                            last_error = Some(e);
+                            // 继续尝试下一个供应商
+                            continue;
+                        }
+                        ErrorCategory::NonRetryable | ErrorCategory::ClientAbort => {
+                            // 不可重试：直接返回错误
+                            {
+                                let mut status = self.status.write().await;
+                                status.failed_requests += 1;
+                                status.last_error = Some(e.to_string());
+                                if status.total_requests > 0 {
+                                    status.success_rate = (status.success_requests as f32
+                                        / status.total_requests as f32)
+                                        * 100.0;
+                                }
+                            }
+                            log::error!(
+                                "[{}] Provider {} 失败（不可重试）: {}",
+                                app_type_str,
+                                provider.name,
+                                e
+                            );
+                            return Err(e);
+                        }
+                    }
+                }
+            }
+        }
+
+        // 所有供应商都失败了
+        {
+            let mut status = self.status.write().await;
+            status.failed_requests += 1;
+            status.last_error = Some("所有供应商都失败".to_string());
+            if status.total_requests > 0 {
+                status.success_rate =
+                    (status.success_requests as f32 / status.total_requests as f32) * 100.0;
+            }
+        }
+
+        log::error!(
+            "[{}] 所有 {} 个供应商都失败了",
+            app_type_str,
+            providers.len()
+        );
+
+        Err(last_error.unwrap_or(ProxyError::MaxRetriesExceeded))
+    }
+
+    /// 转发单个请求（使用适配器）
+    async fn forward(
+        &self,
+        provider: &Provider,
+        endpoint: &str,
+        body: &Value,
+        headers: &axum::http::HeaderMap,
+        adapter: &dyn ProviderAdapter,
+    ) -> Result<Response, ProxyError> {
+        // 使用适配器提取 base_url
+        let base_url = adapter.extract_base_url(provider)?;
+        log::info!("[{}] base_url: {}", adapter.name(), base_url);
+
+        // 使用适配器构建 URL
+        let url = adapter.build_url(&base_url, endpoint);
+
+        // 检查是否需要格式转换
+        let needs_transform = adapter.needs_transform(provider);
+
+        // 记录原始请求 JSON
+        log::info!(
+            "[{}] ====== 请求开始 ======\n>>> 原始请求 JSON:\n{}",
+            adapter.name(),
+            serde_json::to_string_pretty(body).unwrap_or_else(|_| body.to_string())
+        );
+
+        // 转换请求体（如果需要）
+        let request_body = if needs_transform {
+            log::info!("[{}] 转换请求格式 (Anthropic → OpenAI)", adapter.name());
+            let transformed = adapter.transform_request(body.clone(), provider)?;
+            log::info!(
+                "[{}] >>> 转换后的请求 JSON:\n{}",
+                adapter.name(),
+                serde_json::to_string_pretty(&transformed).unwrap_or_default()
+            );
+            transformed
+        } else {
+            body.clone()
+        };
+
+        log::info!(
+            "[{}] 转发请求: {} -> {}",
+            adapter.name(),
+            provider.name,
+            url
+        );
+
+        // 构建请求
+        let mut request = self.client.post(&url);
+
+        // 只透传必要的 Headers（白名单模式）
+        let allowed_headers = [
+            "accept",
+            "user-agent",
+            "x-request-id",
+            "x-stainless-arch",
+            "x-stainless-lang",
+            "x-stainless-os",
+            "x-stainless-package-version",
+            "x-stainless-runtime",
+            "x-stainless-runtime-version",
+        ];
+
+        for (key, value) in headers {
+            let key_str = key.as_str().to_lowercase();
+            if allowed_headers.contains(&key_str.as_str()) {
+                request = request.header(key, value);
+            }
+        }
+
+        // 确保 Content-Type 是 json
+        request = request.header("Content-Type", "application/json");
+
+        // 使用适配器添加认证头
+        if let Some(auth) = adapter.extract_auth(provider) {
+            log::debug!(
+                "[{}] 使用认证: {:?} (key: {})",
+                adapter.name(),
+                auth.strategy,
+                auth.masked_key()
+            );
+            request = adapter.add_auth_headers(request, &auth);
+        } else {
+            log::error!(
+                "[{}] 未找到 API Key！Provider: {}",
+                adapter.name(),
+                provider.name
+            );
+        }
+
+        // 发送请求
+        log::info!("[{}] 发送请求到: {}", adapter.name(), url);
+        let response = request.json(&request_body).send().await.map_err(|e| {
+            log::error!("[{}] 请求失败: {}", adapter.name(), e);
+            if e.is_timeout() {
+                ProxyError::Timeout(format!("请求超时: {e}"))
+            } else if e.is_connect() {
+                ProxyError::ForwardFailed(format!("连接失败: {e}"))
+            } else {
+                ProxyError::ForwardFailed(e.to_string())
+            }
+        })?;
+
+        // 检查响应状态
+        let status = response.status();
+        log::info!("[{}] 响应状态: {}", adapter.name(), status);
+
+        if status.is_success() {
+            Ok(response)
+        } else {
+            let status_code = status.as_u16();
+            let body_text = response.text().await.ok();
+            log::error!(
+                "[{}] 上游错误 ({}): {:?}",
+                adapter.name(),
+                status_code,
+                body_text
+            );
+
+            Err(ProxyError::UpstreamError {
+                status: status_code,
+                body: body_text,
+            })
+        }
+    }
+
+    /// 分类ProxyError
+    fn categorize_proxy_error(&self, error: &ProxyError) -> ErrorCategory {
+        match error {
+            ProxyError::Timeout(_) => ErrorCategory::Retryable,
+            ProxyError::ForwardFailed(_) => ErrorCategory::Retryable,
+            ProxyError::UpstreamError { status, .. } => {
+                if *status >= 500 {
+                    ErrorCategory::Retryable
+                } else if *status >= 400 && *status < 500 {
+                    ErrorCategory::NonRetryable
+                } else {
+                    ErrorCategory::Retryable
+                }
+            }
+            ProxyError::ProviderUnhealthy(_) => ErrorCategory::Retryable,
+            ProxyError::NoAvailableProvider => ErrorCategory::NonRetryable,
+            _ => ErrorCategory::NonRetryable,
+        }
+    }
+}
@@ -0,0 +1,7 @@
+//! 健康检查器
+//!
+//! 负责定期检查Provider健康状态（占位实现）
+
+// 占位实现，稍后添加完整逻辑
+#[allow(dead_code)]
+pub struct HealthChecker;
@@ -0,0 +1,38 @@
+//! 代理服务器模块
+//!
+//! 提供本地HTTP代理服务，支持多Provider故障转移和请求透传
+
+pub mod circuit_breaker;
+pub mod error;
+mod forwarder;
+mod handlers;
+mod health;
+pub mod provider_router;
+pub mod providers;
+pub mod response_handler;
+mod router;
+pub(crate) mod server;
+pub mod session;
+pub(crate) mod types;
+pub mod usage;
+
+// 公开导出给外部使用（commands, services等模块需要）
+#[allow(unused_imports)]
+pub use circuit_breaker::{
+    CircuitBreaker, CircuitBreakerConfig, CircuitBreakerStats, CircuitState,
+};
+#[allow(unused_imports)]
+pub use error::ProxyError;
+#[allow(unused_imports)]
+pub use provider_router::ProviderRouter;
+#[allow(unused_imports)]
+pub use response_handler::{NonStreamHandler, ResponseType, StreamHandler};
+#[allow(unused_imports)]
+pub use session::{ClientFormat, ProxySession};
+#[allow(unused_imports)]
+pub use types::{ProxyConfig, ProxyServerInfo, ProxyStatus};
+
+// 内部模块间共享（供子模块使用）
+// 注意：这个导出用于模块内部，编译器可能警告未使用但实际被子模块使用
+#[allow(unused_imports)]
+pub(crate) use types::*;
@@ -0,0 +1,216 @@
+//! 供应商路由器模块
+//!
+//! 负责选择和管理代理目标供应商，实现智能故障转移
+
+use crate::database::Database;
+use crate::error::AppError;
+use crate::provider::Provider;
+use crate::proxy::circuit_breaker::CircuitBreaker;
+use std::collections::HashMap;
+use std::sync::Arc;
+use tokio::sync::RwLock;
+
+/// 供应商路由器
+pub struct ProviderRouter {
+    /// 数据库连接
+    db: Arc<Database>,
+    /// 熔断器管理器 - key 格式: "app_type:provider_id"
+    circuit_breakers: Arc<RwLock<HashMap<String, Arc<CircuitBreaker>>>>,
+}
+
+impl ProviderRouter {
+    /// 创建新的供应商路由器
+    pub fn new(db: Arc<Database>) -> Self {
+        Self {
+            db,
+            circuit_breakers: Arc::new(RwLock::new(HashMap::new())),
+        }
+    }
+
+    /// 选择可用的供应商（支持故障转移）
+    /// 返回按优先级排序的可用供应商列表
+    pub async fn select_providers(&self, app_type: &str) -> Result<Vec<Provider>, AppError> {
+        // 1. 获取所有启用代理的供应商
+        let providers = self.db.get_proxy_targets(app_type).await?;
+
+        if providers.is_empty() {
+            return Err(AppError::Config(
+                "No proxy target providers configured".to_string(),
+            ));
+        }
+
+        log::debug!(
+            "Found {} proxy target providers for app_type: {}",
+            providers.len(),
+            app_type
+        );
+
+        // 2. 按 sort_index 排序（已经在数据库查询中排序了）
+        let sorted_providers: Vec<_> = providers.into_values().collect();
+
+        // 3. 过滤可用的供应商（检查熔断器状态）
+        let mut available_providers = Vec::new();
+
+        for provider in sorted_providers {
+            let circuit_key = format!("{}:{}", app_type, provider.id);
+            let breaker = self.get_or_create_circuit_breaker(&circuit_key).await;
+
+            if breaker.allow_request().await {
+                log::debug!(
+                    "Provider {} is available (circuit state: {:?})",
+                    provider.id,
+                    breaker.get_state().await
+                );
+                available_providers.push(provider);
+            } else {
+                log::warn!(
+                    "Provider {} is unavailable (circuit breaker open)",
+                    provider.id
+                );
+            }
+        }
+
+        if available_providers.is_empty() {
+            return Err(AppError::Config(
+                "All proxy target providers are unavailable (circuit breakers open)".to_string(),
+            ));
+        }
+
+        log::info!(
+            "Selected {} available providers for failover chain",
+            available_providers.len()
+        );
+
+        Ok(available_providers)
+    }
+
+    /// 记录供应商请求结果
+    pub async fn record_result(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+        success: bool,
+        error_msg: Option<String>,
+    ) -> Result<(), AppError> {
+        // 1. 更新熔断器状态
+        let circuit_key = format!("{app_type}:{provider_id}");
+        let breaker = self.get_or_create_circuit_breaker(&circuit_key).await;
+
+        if success {
+            breaker.record_success().await;
+            log::debug!("Provider {provider_id} request succeeded");
+        } else {
+            breaker.record_failure().await;
+            log::warn!(
+                "Provider {} request failed: {}",
+                provider_id,
+                error_msg.as_deref().unwrap_or("Unknown error")
+            );
+        }
+
+        // 2. 更新数据库健康状态
+        self.db
+            .update_provider_health(provider_id, app_type, success, error_msg.clone())
+            .await?;
+
+        // 3. 如果连续失败达到熔断阈值，自动禁用代理目标
+        if !success {
+            let health = self.db.get_provider_health(provider_id, app_type).await?;
+
+            // 获取熔断器配置
+            let config = self.db.get_circuit_breaker_config().await.ok();
+            let failure_threshold = config.map(|c| c.failure_threshold).unwrap_or(5);
+
+            // 如果连续失败达到阈值，自动关闭该供应商的代理开关
+            if health.consecutive_failures >= failure_threshold {
+                log::warn!(
+                    "Provider {} has failed {} times (threshold: {}), auto-disabling proxy target",
+                    provider_id,
+                    health.consecutive_failures,
+                    failure_threshold
+                );
+                self.db
+                    .set_proxy_target(provider_id, app_type, false)
+                    .await?;
+            }
+        }
+
+        Ok(())
+    }
+
+    /// 重置熔断器（手动恢复）
+    #[allow(dead_code)]
+    pub async fn reset_circuit_breaker(&self, circuit_key: &str) {
+        let breakers = self.circuit_breakers.read().await;
+        if let Some(breaker) = breakers.get(circuit_key) {
+            log::info!("Manually resetting circuit breaker for {circuit_key}");
+            breaker.reset().await;
+        }
+    }
+
+    /// 获取熔断器状态
+    #[allow(dead_code)]
+    pub async fn get_circuit_breaker_stats(
+        &self,
+        provider_id: &str,
+        app_type: &str,
+    ) -> Option<crate::proxy::circuit_breaker::CircuitBreakerStats> {
+        let circuit_key = format!("{app_type}:{provider_id}");
+        let breakers = self.circuit_breakers.read().await;
+
+        if let Some(breaker) = breakers.get(&circuit_key) {
+            Some(breaker.get_stats().await)
+        } else {
+            None
+        }
+    }
+
+    /// 获取或创建熔断器
+    async fn get_or_create_circuit_breaker(&self, key: &str) -> Arc<CircuitBreaker> {
+        // 先尝试读锁获取
+        {
+            let breakers = self.circuit_breakers.read().await;
+            if let Some(breaker) = breakers.get(key) {
+                return breaker.clone();
+            }
+        }
+
+        // 如果不存在，获取写锁创建
+        let mut breakers = self.circuit_breakers.write().await;
+
+        // 双重检查，防止竞争条件
+        if let Some(breaker) = breakers.get(key) {
+            return breaker.clone();
+        }
+
+        // 从数据库加载配置
+        let config = self
+            .db
+            .get_circuit_breaker_config()
+            .await
+            .unwrap_or_default();
+
+        log::debug!("Creating new circuit breaker for {key} with config: {config:?}");
+
+        let breaker = Arc::new(CircuitBreaker::new(config));
+        breakers.insert(key.to_string(), breaker.clone());
+
+        breaker
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::database::Database;
+
+    #[tokio::test]
+    async fn test_provider_router_creation() {
+        let db = Arc::new(Database::new_in_memory().unwrap());
+        let router = ProviderRouter::new(db);
+
+        // 测试创建熔断器
+        let breaker = router.get_or_create_circuit_breaker("claude:test").await;
+        assert!(breaker.allow_request().await);
+    }
+}
@@ -0,0 +1,131 @@
+//! Provider Adapter Trait
+//!
+//! 定义供应商适配器的统一接口，抽象不同上游供应商的处理逻辑。
+
+use super::auth::AuthInfo;
+use crate::provider::Provider;
+use crate::proxy::error::ProxyError;
+use reqwest::RequestBuilder;
+use serde_json::Value;
+
+/// 供应商适配器 Trait
+///
+/// 所有供应商适配器都需要实现此 trait，提供统一的接口来处理：
+/// - URL 构建
+/// - 认证信息提取和头部注入
+/// - 请求/响应格式转换（可选）
+///
+/// # 示例
+///
+/// ```ignore
+/// pub struct ClaudeAdapter;
+///
+/// impl ProviderAdapter for ClaudeAdapter {
+///     fn name(&self) -> &'static str { "Claude" }
+///     
+///     fn extract_base_url(&self, provider: &Provider) -> Result<String, ProxyError> {
+///         // 从 provider 配置中提取 base_url
+///     }
+///     
+///     fn extract_auth(&self, provider: &Provider) -> Option<AuthInfo> {
+///         // 从 provider 配置中提取认证信息
+///     }
+///     
+///     fn build_url(&self, base_url: &str, endpoint: &str) -> String {
+///         format!("{}{}", base_url.trim_end_matches('/'), endpoint)
+///     }
+///     
+///     fn add_auth_headers(&self, request: RequestBuilder, auth: &AuthInfo) -> RequestBuilder {
+///         // 添加认证头
+///     }
+/// }
+/// ```
+pub trait ProviderAdapter: Send + Sync {
+    /// 适配器名称（用于日志和调试）
+    fn name(&self) -> &'static str;
+
+    /// 从 Provider 配置中提取 base_url
+    ///
+    /// # Arguments
+    /// * `provider` - Provider 配置
+    ///
+    /// # Returns
+    /// * `Ok(String)` - 提取到的 base_url（已去除尾部斜杠）
+    /// * `Err(ProxyError)` - 提取失败
+    fn extract_base_url(&self, provider: &Provider) -> Result<String, ProxyError>;
+
+    /// 从 Provider 配置中提取认证信息
+    ///
+    /// # Arguments
+    /// * `provider` - Provider 配置
+    ///
+    /// # Returns
+    /// * `Some(AuthInfo)` - 提取到的认证信息
+    /// * `None` - 未找到认证信息
+    fn extract_auth(&self, provider: &Provider) -> Option<AuthInfo>;
+
+    /// 构建请求 URL
+    ///
+    /// # Arguments
+    /// * `base_url` - 基础 URL
+    /// * `endpoint` - 请求端点（如 `/v1/messages`）
+    ///
+    /// # Returns
+    /// 完整的请求 URL
+    fn build_url(&self, base_url: &str, endpoint: &str) -> String;
+
+    /// 添加认证头到请求
+    ///
+    /// # Arguments
+    /// * `request` - reqwest RequestBuilder
+    /// * `auth` - 认证信息
+    ///
+    /// # Returns
+    /// 添加了认证头的 RequestBuilder
+    fn add_auth_headers(&self, request: RequestBuilder, auth: &AuthInfo) -> RequestBuilder;
+
+    /// 是否需要格式转换
+    ///
+    /// 默认返回 `false`（透传模式）。
+    /// 仅当供应商需要格式转换时（如 Claude + OpenRouter）才返回 `true`。
+    ///
+    /// # Arguments
+    /// * `provider` - Provider 配置
+    fn needs_transform(&self, _provider: &Provider) -> bool {
+        false
+    }
+
+    /// 转换请求体
+    ///
+    /// 将请求体从一种格式转换为另一种格式（如 Anthropic → OpenAI）。
+    /// 默认实现直接返回原始请求体（透传）。
+    ///
+    /// # Arguments
+    /// * `body` - 原始请求体
+    /// * `provider` - Provider 配置（用于获取模型映射等）
+    ///
+    /// # Returns
+    /// * `Ok(Value)` - 转换后的请求体
+    /// * `Err(ProxyError)` - 转换失败
+    fn transform_request(&self, body: Value, _provider: &Provider) -> Result<Value, ProxyError> {
+        Ok(body)
+    }
+
+    /// 转换响应体
+    ///
+    /// 将响应体从一种格式转换为另一种格式（如 OpenAI → Anthropic）。
+    /// 默认实现直接返回原始响应体（透传）。
+    ///
+    /// # Arguments
+    /// * `body` - 原始响应体
+    ///
+    /// # Returns
+    /// * `Ok(Value)` - 转换后的响应体
+    /// * `Err(ProxyError)` - 转换失败
+    ///
+    /// Note: 响应转换将在 handler 层集成，目前预留接口
+    #[allow(dead_code)]
+    fn transform_response(&self, body: Value) -> Result<Value, ProxyError> {
+        Ok(body)
+    }
+}
@@ -0,0 +1,210 @@
+//! Authentication Types
+//!
+//! 定义认证信息和认证策略，支持多种上游供应商的认证方式。
+
+/// 认证信息
+///
+/// 包含 API Key 和对应的认证策略
+#[derive(Debug, Clone)]
+pub struct AuthInfo {
+    /// API Key
+    pub api_key: String,
+    /// 认证策略
+    pub strategy: AuthStrategy,
+    /// OAuth access_token（用于 GoogleOAuth 策略）
+    pub access_token: Option<String>,
+}
+
+impl AuthInfo {
+    /// 创建新的认证信息
+    pub fn new(api_key: String, strategy: AuthStrategy) -> Self {
+        Self {
+            api_key,
+            strategy,
+            access_token: None,
+        }
+    }
+
+    /// 创建带有 access_token 的认证信息（用于 OAuth）
+    pub fn with_access_token(api_key: String, access_token: String) -> Self {
+        Self {
+            api_key,
+            strategy: AuthStrategy::GoogleOAuth,
+            access_token: Some(access_token),
+        }
+    }
+
+    /// 返回遮蔽后的 API Key（用于日志输出）
+    ///
+    /// 显示前4位和后4位，中间用 `...` 代替
+    /// 如果 key 长度不足8位，则返回 `***`
+    pub fn masked_key(&self) -> String {
+        if self.api_key.len() > 8 {
+            format!(
+                "{}...{}",
+                &self.api_key[..4],
+                &self.api_key[self.api_key.len() - 4..]
+            )
+        } else {
+            "***".to_string()
+        }
+    }
+
+    /// 返回遮蔽后的 access_token（用于日志输出）
+    #[allow(dead_code)]
+    pub fn masked_access_token(&self) -> Option<String> {
+        self.access_token.as_ref().map(|token| {
+            if token.len() > 8 {
+                format!("{}...{}", &token[..4], &token[token.len() - 4..])
+            } else {
+                "***".to_string()
+            }
+        })
+    }
+}
+
+/// 认证策略
+///
+/// 不同供应商使用不同的认证方式
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum AuthStrategy {
+    /// Anthropic 认证方式
+    /// - Header: `x-api-key: <api_key>`
+    /// - Header: `anthropic-version: 2023-06-01`
+    Anthropic,
+
+    /// Claude 中转服务认证方式（仅 Bearer，无 x-api-key）
+    ///
+    /// - Header: `Authorization: Bearer <api_key>`
+    ///
+    /// 用于不支持 x-api-key 的中转服务
+    ClaudeAuth,
+
+    /// Bearer Token 认证方式（OpenAI 等）
+    ///
+    /// - Header: `Authorization: Bearer <api_key>`
+    Bearer,
+
+    /// Google API Key 认证方式
+    ///
+    /// - Header: `x-goog-api-key: <api_key>`
+    Google,
+
+    /// Google OAuth 认证方式
+    ///
+    /// - Header: `Authorization: Bearer <access_token>`
+    ///
+    /// 用于 Gemini CLI 等需要 OAuth 的场景
+    GoogleOAuth,
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_masked_key_long() {
+        let auth = AuthInfo::new("sk-1234567890abcdef".to_string(), AuthStrategy::Bearer);
+        assert_eq!(auth.masked_key(), "sk-1...cdef");
+    }
+
+    #[test]
+    fn test_masked_key_short() {
+        let auth = AuthInfo::new("short".to_string(), AuthStrategy::Bearer);
+        assert_eq!(auth.masked_key(), "***");
+    }
+
+    #[test]
+    fn test_masked_key_exactly_8() {
+        let auth = AuthInfo::new("12345678".to_string(), AuthStrategy::Bearer);
+        assert_eq!(auth.masked_key(), "***");
+    }
+
+    #[test]
+    fn test_masked_key_9_chars() {
+        let auth = AuthInfo::new("123456789".to_string(), AuthStrategy::Bearer);
+        assert_eq!(auth.masked_key(), "1234...6789");
+    }
+
+    #[test]
+    fn test_auth_strategy_equality() {
+        assert_eq!(AuthStrategy::Anthropic, AuthStrategy::Anthropic);
+        assert_ne!(AuthStrategy::Anthropic, AuthStrategy::Bearer);
+        assert_ne!(AuthStrategy::Bearer, AuthStrategy::Google);
+    }
+
+    #[test]
+    fn test_auth_info_new_has_no_access_token() {
+        let auth = AuthInfo::new("api-key".to_string(), AuthStrategy::Bearer);
+        assert!(auth.access_token.is_none());
+    }
+
+    #[test]
+    fn test_auth_info_with_access_token() {
+        let auth = AuthInfo::with_access_token(
+            "refresh-token".to_string(),
+            "ya29.access-token-12345".to_string(),
+        );
+        assert_eq!(auth.api_key, "refresh-token");
+        assert_eq!(auth.strategy, AuthStrategy::GoogleOAuth);
+        assert_eq!(
+            auth.access_token,
+            Some("ya29.access-token-12345".to_string())
+        );
+    }
+
+    #[test]
+    fn test_masked_access_token_long() {
+        let auth =
+            AuthInfo::with_access_token("refresh".to_string(), "ya29.1234567890abcdef".to_string());
+        assert_eq!(auth.masked_access_token(), Some("ya29...cdef".to_string()));
+    }
+
+    #[test]
+    fn test_masked_access_token_short() {
+        let auth = AuthInfo::with_access_token("refresh".to_string(), "short".to_string());
+        assert_eq!(auth.masked_access_token(), Some("***".to_string()));
+    }
+
+    #[test]
+    fn test_masked_access_token_none() {
+        let auth = AuthInfo::new("api-key".to_string(), AuthStrategy::Bearer);
+        assert!(auth.masked_access_token().is_none());
+    }
+
+    #[test]
+    fn test_claude_auth_strategy() {
+        let auth = AuthInfo::new("sk-test".to_string(), AuthStrategy::ClaudeAuth);
+        assert_eq!(auth.strategy, AuthStrategy::ClaudeAuth);
+        assert_ne!(auth.strategy, AuthStrategy::Anthropic);
+        assert_ne!(auth.strategy, AuthStrategy::Bearer);
+    }
+
+    #[test]
+    fn test_google_oauth_strategy() {
+        let auth = AuthInfo::new("refresh-token".to_string(), AuthStrategy::GoogleOAuth);
+        assert_eq!(auth.strategy, AuthStrategy::GoogleOAuth);
+        assert_ne!(auth.strategy, AuthStrategy::Google);
+    }
+
+    #[test]
+    fn test_all_strategies_are_distinct() {
+        let strategies = [
+            AuthStrategy::Anthropic,
+            AuthStrategy::ClaudeAuth,
+            AuthStrategy::Bearer,
+            AuthStrategy::Google,
+            AuthStrategy::GoogleOAuth,
+        ];
+
+        for (i, s1) in strategies.iter().enumerate() {
+            for (j, s2) in strategies.iter().enumerate() {
+                if i == j {
+                    assert_eq!(s1, s2);
+                } else {
+                    assert_ne!(s1, s2);
+                }
+            }
+        }
+    }
+}
@@ -0,0 +1,403 @@
+//! Claude (Anthropic) Provider Adapter
+//!
+//! 支持透传模式和 OpenRouter 兼容模式
+//!
+//! ## 认证模式
+//! - **Claude**: Anthropic 官方 API (x-api-key + anthropic-version)
+//! - **ClaudeAuth**: 中转服务 (仅 Bearer 认证，无 x-api-key)
+//! - **OpenRouter**: 需要 Anthropic ↔ OpenAI 格式转换
+
+use super::{AuthInfo, AuthStrategy, ProviderAdapter, ProviderType};
+use crate::provider::Provider;
+use crate::proxy::error::ProxyError;
+use reqwest::RequestBuilder;
+
+/// Claude 适配器
+pub struct ClaudeAdapter;
+
+impl ClaudeAdapter {
+    pub fn new() -> Self {
+        Self
+    }
+
+    /// 获取供应商类型
+    ///
+    /// 根据 base_url 和 auth_mode 检测具体的供应商类型：
+    /// - OpenRouter: base_url 包含 openrouter.ai
+    /// - ClaudeAuth: auth_mode 为 bearer_only
+    /// - Claude: 默认 Anthropic 官方
+    pub fn provider_type(&self, provider: &Provider) -> ProviderType {
+        // 检测 OpenRouter
+        if let Ok(base_url) = self.extract_base_url(provider) {
+            if base_url.contains("openrouter.ai") {
+                return ProviderType::OpenRouter;
+            }
+        }
+
+        // 检测 ClaudeAuth (仅 Bearer 认证)
+        if self.is_bearer_only_mode(provider) {
+            return ProviderType::ClaudeAuth;
+        }
+
+        ProviderType::Claude
+    }
+
+    /// 检测是否使用 OpenRouter
+    fn is_openrouter(&self, provider: &Provider) -> bool {
+        if let Ok(base_url) = self.extract_base_url(provider) {
+            return base_url.contains("openrouter.ai");
+        }
+        false
+    }
+
+    /// 检测是否为仅 Bearer 认证模式
+    fn is_bearer_only_mode(&self, provider: &Provider) -> bool {
+        // 检查 settings_config 中的 auth_mode
+        if let Some(auth_mode) = provider
+            .settings_config
+            .get("auth_mode")
+            .and_then(|v| v.as_str())
+        {
+            if auth_mode == "bearer_only" {
+                return true;
+            }
+        }
+
+        // 检查 env 中的 AUTH_MODE
+        if let Some(env) = provider.settings_config.get("env") {
+            if let Some(auth_mode) = env.get("AUTH_MODE").and_then(|v| v.as_str()) {
+                if auth_mode == "bearer_only" {
+                    return true;
+                }
+            }
+        }
+
+        false
+    }
+
+    /// 从 Provider 配置中提取 API Key
+    fn extract_key(&self, provider: &Provider) -> Option<String> {
+        if let Some(env) = provider.settings_config.get("env") {
+            // Anthropic 标准 key
+            if let Some(key) = env
+                .get("ANTHROPIC_AUTH_TOKEN")
+                .and_then(|v| v.as_str())
+                .filter(|s| !s.is_empty())
+            {
+                log::debug!("[Claude] 使用 ANTHROPIC_AUTH_TOKEN");
+                return Some(key.to_string());
+            }
+            // OpenRouter key
+            if let Some(key) = env
+                .get("OPENROUTER_API_KEY")
+                .and_then(|v| v.as_str())
+                .filter(|s| !s.is_empty())
+            {
+                log::debug!("[Claude] 使用 OPENROUTER_API_KEY");
+                return Some(key.to_string());
+            }
+            // 备选 OpenAI key (用于 OpenRouter)
+            if let Some(key) = env
+                .get("OPENAI_API_KEY")
+                .and_then(|v| v.as_str())
+                .filter(|s| !s.is_empty())
+            {
+                log::debug!("[Claude] 使用 OPENAI_API_KEY");
+                return Some(key.to_string());
+            }
+        }
+
+        // 尝试直接获取
+        if let Some(key) = provider
+            .settings_config
+            .get("apiKey")
+            .or_else(|| provider.settings_config.get("api_key"))
+            .and_then(|v| v.as_str())
+            .filter(|s| !s.is_empty())
+        {
+            log::debug!("[Claude] 使用 apiKey/api_key");
+            return Some(key.to_string());
+        }
+
+        log::warn!("[Claude] 未找到有效的 API Key");
+        None
+    }
+}
+
+impl Default for ClaudeAdapter {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl ProviderAdapter for ClaudeAdapter {
+    fn name(&self) -> &'static str {
+        "Claude"
+    }
+
+    fn extract_base_url(&self, provider: &Provider) -> Result<String, ProxyError> {
+        // 1. 从 env 中获取
+        if let Some(env) = provider.settings_config.get("env") {
+            if let Some(url) = env.get("ANTHROPIC_BASE_URL").and_then(|v| v.as_str()) {
+                return Ok(url.trim_end_matches('/').to_string());
+            }
+        }
+
+        // 2. 尝试直接获取
+        if let Some(url) = provider
+            .settings_config
+            .get("base_url")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        if let Some(url) = provider
+            .settings_config
+            .get("baseURL")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        if let Some(url) = provider
+            .settings_config
+            .get("apiEndpoint")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        Err(ProxyError::ConfigError(
+            "Claude Provider 缺少 base_url 配置".to_string(),
+        ))
+    }
+
+    fn extract_auth(&self, provider: &Provider) -> Option<AuthInfo> {
+        let provider_type = self.provider_type(provider);
+        let strategy = match provider_type {
+            ProviderType::OpenRouter => AuthStrategy::Bearer,
+            ProviderType::ClaudeAuth => AuthStrategy::ClaudeAuth,
+            _ => AuthStrategy::Anthropic,
+        };
+
+        self.extract_key(provider)
+            .map(|key| AuthInfo::new(key, strategy))
+    }
+
+    fn build_url(&self, base_url: &str, endpoint: &str) -> String {
+        // OpenRouter 使用 /v1/chat/completions
+        if base_url.contains("openrouter.ai") {
+            return format!("{}/v1/chat/completions", base_url.trim_end_matches('/'));
+        }
+
+        // Anthropic 直连
+        format!(
+            "{}/{}",
+            base_url.trim_end_matches('/'),
+            endpoint.trim_start_matches('/')
+        )
+    }
+
+    fn add_auth_headers(&self, request: RequestBuilder, auth: &AuthInfo) -> RequestBuilder {
+        match auth.strategy {
+            // Anthropic 官方: Authorization Bearer + x-api-key + anthropic-version
+            AuthStrategy::Anthropic => request
+                .header("Authorization", format!("Bearer {}", auth.api_key))
+                .header("x-api-key", &auth.api_key)
+                .header("anthropic-version", "2023-06-01"),
+            // ClaudeAuth 中转服务: 仅 Bearer，无 x-api-key
+            AuthStrategy::ClaudeAuth => {
+                request.header("Authorization", format!("Bearer {}", auth.api_key))
+            }
+            // OpenRouter: Bearer
+            AuthStrategy::Bearer => {
+                request.header("Authorization", format!("Bearer {}", auth.api_key))
+            }
+            _ => request,
+        }
+    }
+
+    fn needs_transform(&self, provider: &Provider) -> bool {
+        self.is_openrouter(provider)
+    }
+
+    fn transform_request(
+        &self,
+        body: serde_json::Value,
+        provider: &Provider,
+    ) -> Result<serde_json::Value, ProxyError> {
+        super::transform::anthropic_to_openai(body, provider)
+    }
+
+    fn transform_response(&self, body: serde_json::Value) -> Result<serde_json::Value, ProxyError> {
+        super::transform::openai_to_anthropic(body)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    fn create_provider(config: serde_json::Value) -> Provider {
+        Provider {
+            id: "test".to_string(),
+            name: "Test Claude".to_string(),
+            settings_config: config,
+            website_url: None,
+            category: Some("claude".to_string()),
+            created_at: None,
+            sort_index: None,
+            notes: None,
+            meta: None,
+            icon: None,
+            icon_color: None,
+            is_proxy_target: None,
+        }
+    }
+
+    #[test]
+    fn test_extract_base_url_from_env() {
+        let adapter = ClaudeAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://api.anthropic.com"
+            }
+        }));
+
+        let url = adapter.extract_base_url(&provider).unwrap();
+        assert_eq!(url, "https://api.anthropic.com");
+    }
+
+    #[test]
+    fn test_extract_auth_anthropic() {
+        let adapter = ClaudeAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://api.anthropic.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-ant-test-key"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-ant-test-key");
+        assert_eq!(auth.strategy, AuthStrategy::Anthropic);
+    }
+
+    #[test]
+    fn test_extract_auth_openrouter() {
+        let adapter = ClaudeAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://openrouter.ai/api",
+                "OPENROUTER_API_KEY": "sk-or-test-key"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-or-test-key");
+        assert_eq!(auth.strategy, AuthStrategy::Bearer);
+    }
+
+    #[test]
+    fn test_extract_auth_claude_auth_mode() {
+        let adapter = ClaudeAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://some-proxy.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-proxy-key"
+            },
+            "auth_mode": "bearer_only"
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-proxy-key");
+        assert_eq!(auth.strategy, AuthStrategy::ClaudeAuth);
+    }
+
+    #[test]
+    fn test_extract_auth_claude_auth_env_mode() {
+        let adapter = ClaudeAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://some-proxy.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-proxy-key",
+                "AUTH_MODE": "bearer_only"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-proxy-key");
+        assert_eq!(auth.strategy, AuthStrategy::ClaudeAuth);
+    }
+
+    #[test]
+    fn test_provider_type_detection() {
+        let adapter = ClaudeAdapter::new();
+
+        // Anthropic 官方
+        let anthropic = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://api.anthropic.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-ant-test"
+            }
+        }));
+        assert_eq!(adapter.provider_type(&anthropic), ProviderType::Claude);
+
+        // OpenRouter
+        let openrouter = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://openrouter.ai/api",
+                "OPENROUTER_API_KEY": "sk-or-test"
+            }
+        }));
+        assert_eq!(adapter.provider_type(&openrouter), ProviderType::OpenRouter);
+
+        // ClaudeAuth
+        let claude_auth = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://some-proxy.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-test"
+            },
+            "auth_mode": "bearer_only"
+        }));
+        assert_eq!(
+            adapter.provider_type(&claude_auth),
+            ProviderType::ClaudeAuth
+        );
+    }
+
+    #[test]
+    fn test_build_url_anthropic() {
+        let adapter = ClaudeAdapter::new();
+        let url = adapter.build_url("https://api.anthropic.com", "/v1/messages");
+        assert_eq!(url, "https://api.anthropic.com/v1/messages");
+    }
+
+    #[test]
+    fn test_build_url_openrouter() {
+        let adapter = ClaudeAdapter::new();
+        let url = adapter.build_url("https://openrouter.ai/api", "/v1/messages");
+        assert_eq!(url, "https://openrouter.ai/api/v1/chat/completions");
+    }
+
+    #[test]
+    fn test_needs_transform() {
+        let adapter = ClaudeAdapter::new();
+
+        let anthropic_provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://api.anthropic.com"
+            }
+        }));
+        assert!(!adapter.needs_transform(&anthropic_provider));
+
+        let openrouter_provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://openrouter.ai/api"
+            }
+        }));
+        assert!(adapter.needs_transform(&openrouter_provider));
+    }
+}
@@ -0,0 +1,265 @@
+//! Codex (OpenAI) Provider Adapter
+//!
+//! 仅透传模式，支持直连 OpenAI API
+//!
+//! ## 客户端检测
+//! 支持检测官方 Codex 客户端 (codex_vscode, codex_cli_rs)
+
+use super::{AuthInfo, AuthStrategy, ProviderAdapter};
+use crate::provider::Provider;
+use crate::proxy::error::ProxyError;
+use regex::Regex;
+use reqwest::RequestBuilder;
+use std::sync::LazyLock;
+
+/// 官方 Codex 客户端 User-Agent 正则
+#[allow(dead_code)]
+static CODEX_CLIENT_REGEX: LazyLock<Regex> =
+    LazyLock::new(|| Regex::new(r"^(codex_vscode|codex_cli_rs)/[\d.]+").unwrap());
+
+/// Codex 适配器
+pub struct CodexAdapter;
+
+impl CodexAdapter {
+    pub fn new() -> Self {
+        Self
+    }
+
+    /// 检测是否为官方 Codex 客户端
+    ///
+    /// 匹配 User-Agent 模式: `^(codex_vscode|codex_cli_rs)/[\d.]+`
+    #[allow(dead_code)]
+    pub fn is_official_client(user_agent: &str) -> bool {
+        CODEX_CLIENT_REGEX.is_match(user_agent)
+    }
+
+    /// 从 Provider 配置中提取 API Key
+    fn extract_key(&self, provider: &Provider) -> Option<String> {
+        // 1. 尝试从 env 中获取
+        if let Some(env) = provider.settings_config.get("env") {
+            if let Some(key) = env.get("OPENAI_API_KEY").and_then(|v| v.as_str()) {
+                return Some(key.to_string());
+            }
+        }
+
+        // 2. 尝试从 auth 中获取 (Codex CLI 格式)
+        if let Some(auth) = provider.settings_config.get("auth") {
+            if let Some(key) = auth.get("OPENAI_API_KEY").and_then(|v| v.as_str()) {
+                return Some(key.to_string());
+            }
+        }
+
+        // 3. 尝试直接获取
+        if let Some(key) = provider
+            .settings_config
+            .get("apiKey")
+            .or_else(|| provider.settings_config.get("api_key"))
+            .and_then(|v| v.as_str())
+        {
+            return Some(key.to_string());
+        }
+
+        // 4. 尝试从 config 对象中获取
+        if let Some(config) = provider.settings_config.get("config") {
+            if let Some(key) = config
+                .get("api_key")
+                .or_else(|| config.get("apiKey"))
+                .and_then(|v| v.as_str())
+            {
+                return Some(key.to_string());
+            }
+        }
+
+        None
+    }
+}
+
+impl Default for CodexAdapter {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl ProviderAdapter for CodexAdapter {
+    fn name(&self) -> &'static str {
+        "Codex"
+    }
+
+    fn extract_base_url(&self, provider: &Provider) -> Result<String, ProxyError> {
+        // 1. 尝试直接获取 base_url 字段
+        if let Some(url) = provider
+            .settings_config
+            .get("base_url")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        // 2. 尝试 baseURL
+        if let Some(url) = provider
+            .settings_config
+            .get("baseURL")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        // 3. 尝试从 config 对象中获取
+        if let Some(config) = provider.settings_config.get("config") {
+            if let Some(url) = config.get("base_url").and_then(|v| v.as_str()) {
+                return Ok(url.trim_end_matches('/').to_string());
+            }
+
+            // 尝试解析 TOML 字符串格式
+            if let Some(config_str) = config.as_str() {
+                if let Some(start) = config_str.find("base_url = \"") {
+                    let rest = &config_str[start + 12..];
+                    if let Some(end) = rest.find('"') {
+                        return Ok(rest[..end].trim_end_matches('/').to_string());
+                    }
+                }
+                if let Some(start) = config_str.find("base_url = '") {
+                    let rest = &config_str[start + 12..];
+                    if let Some(end) = rest.find('\'') {
+                        return Ok(rest[..end].trim_end_matches('/').to_string());
+                    }
+                }
+            }
+        }
+
+        Err(ProxyError::ConfigError(
+            "Codex Provider 缺少 base_url 配置".to_string(),
+        ))
+    }
+
+    fn extract_auth(&self, provider: &Provider) -> Option<AuthInfo> {
+        self.extract_key(provider)
+            .map(|key| AuthInfo::new(key, AuthStrategy::Bearer))
+    }
+
+    fn build_url(&self, base_url: &str, endpoint: &str) -> String {
+        let base_trimmed = base_url.trim_end_matches('/');
+        let endpoint_trimmed = endpoint.trim_start_matches('/');
+
+        let mut url = format!("{base_trimmed}/{endpoint_trimmed}");
+
+        // 去除重复的 /v1/v1
+        if url.contains("/v1/v1") {
+            url = url.replace("/v1/v1", "/v1");
+        }
+
+        url
+    }
+
+    fn add_auth_headers(&self, request: RequestBuilder, auth: &AuthInfo) -> RequestBuilder {
+        request.header("Authorization", format!("Bearer {}", auth.api_key))
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    fn create_provider(config: serde_json::Value) -> Provider {
+        Provider {
+            id: "test".to_string(),
+            name: "Test Codex".to_string(),
+            settings_config: config,
+            website_url: None,
+            category: Some("codex".to_string()),
+            created_at: None,
+            sort_index: None,
+            notes: None,
+            meta: None,
+            icon: None,
+            icon_color: None,
+            is_proxy_target: None,
+        }
+    }
+
+    #[test]
+    fn test_extract_base_url_direct() {
+        let adapter = CodexAdapter::new();
+        let provider = create_provider(json!({
+            "base_url": "https://api.openai.com/v1"
+        }));
+
+        let url = adapter.extract_base_url(&provider).unwrap();
+        assert_eq!(url, "https://api.openai.com/v1");
+    }
+
+    #[test]
+    fn test_extract_auth_from_auth_field() {
+        let adapter = CodexAdapter::new();
+        let provider = create_provider(json!({
+            "auth": {
+                "OPENAI_API_KEY": "sk-test-key-12345678"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-test-key-12345678");
+        assert_eq!(auth.strategy, AuthStrategy::Bearer);
+    }
+
+    #[test]
+    fn test_extract_auth_from_env() {
+        let adapter = CodexAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "OPENAI_API_KEY": "sk-env-key-12345678"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "sk-env-key-12345678");
+    }
+
+    #[test]
+    fn test_build_url() {
+        let adapter = CodexAdapter::new();
+        let url = adapter.build_url("https://api.openai.com/v1", "/responses");
+        assert_eq!(url, "https://api.openai.com/v1/responses");
+    }
+
+    #[test]
+    fn test_build_url_dedup_v1() {
+        let adapter = CodexAdapter::new();
+        // base_url 已包含 /v1，endpoint 也包含 /v1
+        let url = adapter.build_url("https://www.packyapi.com/v1", "/v1/responses");
+        assert_eq!(url, "https://www.packyapi.com/v1/responses");
+    }
+
+    // 官方客户端检测测试
+    #[test]
+    fn test_is_official_client_vscode() {
+        assert!(CodexAdapter::is_official_client("codex_vscode/1.0.0"));
+        assert!(CodexAdapter::is_official_client("codex_vscode/2.3.4"));
+        assert!(CodexAdapter::is_official_client("codex_vscode/0.1"));
+    }
+
+    #[test]
+    fn test_is_official_client_cli() {
+        assert!(CodexAdapter::is_official_client("codex_cli_rs/1.0.0"));
+        assert!(CodexAdapter::is_official_client("codex_cli_rs/0.5.2"));
+    }
+
+    #[test]
+    fn test_is_not_official_client() {
+        assert!(!CodexAdapter::is_official_client("Mozilla/5.0"));
+        assert!(!CodexAdapter::is_official_client("curl/7.68.0"));
+        assert!(!CodexAdapter::is_official_client("python-requests/2.25.1"));
+        assert!(!CodexAdapter::is_official_client("codex_other/1.0.0"));
+        assert!(!CodexAdapter::is_official_client(""));
+    }
+
+    #[test]
+    fn test_is_official_client_partial_match() {
+        // 必须从开头匹配
+        assert!(!CodexAdapter::is_official_client("some codex_vscode/1.0.0"));
+        assert!(!CodexAdapter::is_official_client(
+            "prefix_codex_cli_rs/1.0.0"
+        ));
+    }
+}
@@ -0,0 +1,426 @@
+//! Gemini (Google) Provider Adapter
+//!
+//! 支持 API Key 和 OAuth 两种认证方式
+//!
+//! ## 认证模式
+//! - **Gemini**: API Key 认证 (x-goog-api-key)
+//! - **GeminiCli**: OAuth Bearer 认证 (用于 Gemini CLI)
+
+use super::{AuthInfo, AuthStrategy, ProviderAdapter, ProviderType};
+use crate::provider::Provider;
+use crate::proxy::error::ProxyError;
+use reqwest::RequestBuilder;
+
+/// Gemini 适配器
+pub struct GeminiAdapter;
+
+/// OAuth 凭证结构
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub struct OAuthCredentials {
+    pub access_token: String,
+    pub refresh_token: Option<String>,
+    pub client_id: Option<String>,
+    pub client_secret: Option<String>,
+}
+
+#[allow(dead_code)]
+impl OAuthCredentials {
+    /// 检查是否需要刷新 token（有 refresh_token 但没有有效的 access_token）
+    pub fn needs_refresh(&self) -> bool {
+        self.refresh_token.is_some() && self.access_token.is_empty()
+    }
+
+    /// 检查是否可以刷新 token
+    pub fn can_refresh(&self) -> bool {
+        self.refresh_token.is_some() && self.client_id.is_some() && self.client_secret.is_some()
+    }
+}
+
+impl GeminiAdapter {
+    pub fn new() -> Self {
+        Self
+    }
+
+    /// 获取供应商类型
+    ///
+    /// 根据 API Key 格式检测：
+    /// - GeminiCli: access_token (ya29. 开头) 或 JSON 格式凭证
+    /// - Gemini: 普通 API Key
+    pub fn provider_type(&self, provider: &Provider) -> ProviderType {
+        if let Some(key) = self.extract_key_raw(provider) {
+            // OAuth access_token 以 ya29. 开头
+            if key.starts_with("ya29.") {
+                return ProviderType::GeminiCli;
+            }
+            // JSON 格式的 OAuth 凭证
+            if key.starts_with('{') {
+                return ProviderType::GeminiCli;
+            }
+        }
+        ProviderType::Gemini
+    }
+
+    /// 检测认证类型
+    pub fn detect_auth_type(&self, provider: &Provider) -> AuthStrategy {
+        match self.provider_type(provider) {
+            ProviderType::GeminiCli => AuthStrategy::GoogleOAuth,
+            _ => AuthStrategy::Google,
+        }
+    }
+
+    /// 解析 OAuth 凭证
+    pub fn parse_oauth_credentials(&self, key: &str) -> Option<OAuthCredentials> {
+        // 直接是 access_token
+        if key.starts_with("ya29.") {
+            return Some(OAuthCredentials {
+                access_token: key.to_string(),
+                refresh_token: None,
+                client_id: None,
+                client_secret: None,
+            });
+        }
+
+        // JSON 格式
+        if key.starts_with('{') {
+            if let Ok(json) = serde_json::from_str::<serde_json::Value>(key) {
+                let access_token = json
+                    .get("access_token")
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string())
+                    .unwrap_or_default();
+                let refresh_token = json
+                    .get("refresh_token")
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string());
+                let client_id = json
+                    .get("client_id")
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string());
+                let client_secret = json
+                    .get("client_secret")
+                    .and_then(|v| v.as_str())
+                    .map(|s| s.to_string());
+
+                // 如果有 access_token 或 refresh_token，返回凭证
+                if !access_token.is_empty() || refresh_token.is_some() {
+                    return Some(OAuthCredentials {
+                        access_token,
+                        refresh_token,
+                        client_id,
+                        client_secret,
+                    });
+                }
+            }
+        }
+
+        None
+    }
+
+    /// 从 Provider 配置中提取原始 API Key
+    fn extract_key_raw(&self, provider: &Provider) -> Option<String> {
+        if let Some(env) = provider.settings_config.get("env") {
+            // 优先使用 GOOGLE_GEMINI_API_KEY
+            if let Some(key) = env.get("GOOGLE_GEMINI_API_KEY").and_then(|v| v.as_str()) {
+                return Some(key.to_string());
+            }
+            // 备选 GEMINI_API_KEY
+            if let Some(key) = env.get("GEMINI_API_KEY").and_then(|v| v.as_str()) {
+                return Some(key.to_string());
+            }
+        }
+
+        // 尝试直接获取
+        if let Some(key) = provider
+            .settings_config
+            .get("apiKey")
+            .or_else(|| provider.settings_config.get("api_key"))
+            .and_then(|v| v.as_str())
+        {
+            return Some(key.to_string());
+        }
+
+        None
+    }
+}
+
+impl Default for GeminiAdapter {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl ProviderAdapter for GeminiAdapter {
+    fn name(&self) -> &'static str {
+        "Gemini"
+    }
+
+    fn extract_base_url(&self, provider: &Provider) -> Result<String, ProxyError> {
+        // 从 env 中获取
+        if let Some(env) = provider.settings_config.get("env") {
+            if let Some(url) = env.get("GOOGLE_GEMINI_BASE_URL").and_then(|v| v.as_str()) {
+                return Ok(url.trim_end_matches('/').to_string());
+            }
+        }
+
+        // 尝试直接获取
+        if let Some(url) = provider
+            .settings_config
+            .get("base_url")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        if let Some(url) = provider
+            .settings_config
+            .get("baseURL")
+            .and_then(|v| v.as_str())
+        {
+            return Ok(url.trim_end_matches('/').to_string());
+        }
+
+        Err(ProxyError::ConfigError(
+            "Gemini Provider 缺少 base_url 配置".to_string(),
+        ))
+    }
+
+    fn extract_auth(&self, provider: &Provider) -> Option<AuthInfo> {
+        let key = self.extract_key_raw(provider)?;
+        let strategy = self.detect_auth_type(provider);
+
+        match strategy {
+            AuthStrategy::GoogleOAuth => {
+                // 解析 OAuth 凭证
+                if let Some(creds) = self.parse_oauth_credentials(&key) {
+                    Some(AuthInfo::with_access_token(key, creds.access_token))
+                } else {
+                    // 回退到普通 API Key
+                    Some(AuthInfo::new(key, AuthStrategy::Google))
+                }
+            }
+            _ => Some(AuthInfo::new(key, AuthStrategy::Google)),
+        }
+    }
+
+    fn build_url(&self, base_url: &str, endpoint: &str) -> String {
+        let base_trimmed = base_url.trim_end_matches('/');
+        let endpoint_trimmed = endpoint.trim_start_matches('/');
+
+        let mut url = format!("{base_trimmed}/{endpoint_trimmed}");
+
+        // 处理 /v1beta 路径去重
+        let version_patterns = ["/v1beta", "/v1"];
+        for pattern in &version_patterns {
+            let duplicate = format!("{pattern}{pattern}");
+            if url.contains(&duplicate) {
+                url = url.replace(&duplicate, pattern);
+            }
+        }
+
+        url
+    }
+
+    fn add_auth_headers(&self, request: RequestBuilder, auth: &AuthInfo) -> RequestBuilder {
+        match auth.strategy {
+            // OAuth Bearer 认证
+            AuthStrategy::GoogleOAuth => {
+                let token = auth.access_token.as_ref().unwrap_or(&auth.api_key);
+                request
+                    .header("Authorization", format!("Bearer {token}"))
+                    .header("x-goog-api-client", "GeminiCLI/1.0")
+            }
+            // API Key 认证
+            _ => request.header("x-goog-api-key", &auth.api_key),
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    fn create_provider(config: serde_json::Value) -> Provider {
+        Provider {
+            id: "test".to_string(),
+            name: "Test Gemini".to_string(),
+            settings_config: config,
+            website_url: None,
+            category: Some("gemini".to_string()),
+            created_at: None,
+            sort_index: None,
+            notes: None,
+            meta: None,
+            icon: None,
+            icon_color: None,
+            is_proxy_target: None,
+        }
+    }
+
+    #[test]
+    fn test_extract_base_url_from_env() {
+        let adapter = GeminiAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_BASE_URL": "https://generativelanguage.googleapis.com/v1beta"
+            }
+        }));
+
+        let url = adapter.extract_base_url(&provider).unwrap();
+        assert_eq!(url, "https://generativelanguage.googleapis.com/v1beta");
+    }
+
+    #[test]
+    fn test_extract_auth_api_key() {
+        let adapter = GeminiAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "AIza-test-key-12345678"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "AIza-test-key-12345678");
+        assert_eq!(auth.strategy, AuthStrategy::Google);
+        assert!(auth.access_token.is_none());
+    }
+
+    #[test]
+    fn test_extract_auth_oauth_access_token() {
+        let adapter = GeminiAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "ya29.test-access-token-12345"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.strategy, AuthStrategy::GoogleOAuth);
+        assert_eq!(
+            auth.access_token,
+            Some("ya29.test-access-token-12345".to_string())
+        );
+    }
+
+    #[test]
+    fn test_extract_auth_oauth_json() {
+        let adapter = GeminiAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "{\"access_token\":\"ya29.test-token\",\"refresh_token\":\"1//refresh\"}"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.strategy, AuthStrategy::GoogleOAuth);
+        assert_eq!(auth.access_token, Some("ya29.test-token".to_string()));
+    }
+
+    #[test]
+    fn test_provider_type_detection() {
+        let adapter = GeminiAdapter::new();
+
+        // API Key
+        let api_key_provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "AIza-test-key"
+            }
+        }));
+        assert_eq!(
+            adapter.provider_type(&api_key_provider),
+            ProviderType::Gemini
+        );
+
+        // OAuth access_token
+        let oauth_provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "ya29.test-token"
+            }
+        }));
+        assert_eq!(
+            adapter.provider_type(&oauth_provider),
+            ProviderType::GeminiCli
+        );
+
+        // OAuth JSON
+        let oauth_json_provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "{\"access_token\":\"ya29.test\"}"
+            }
+        }));
+        assert_eq!(
+            adapter.provider_type(&oauth_json_provider),
+            ProviderType::GeminiCli
+        );
+    }
+
+    #[test]
+    fn test_extract_auth_fallback() {
+        let adapter = GeminiAdapter::new();
+        let provider = create_provider(json!({
+            "env": {
+                "GEMINI_API_KEY": "AIza-fallback-key"
+            }
+        }));
+
+        let auth = adapter.extract_auth(&provider).unwrap();
+        assert_eq!(auth.api_key, "AIza-fallback-key");
+    }
+
+    #[test]
+    fn test_build_url_dedup() {
+        let adapter = GeminiAdapter::new();
+        // 模拟 base_url 已包含 /v1beta，endpoint 也包含 /v1beta
+        let url = adapter.build_url(
+            "https://generativelanguage.googleapis.com/v1beta",
+            "/v1beta/models/gemini-pro:generateContent",
+        );
+        assert_eq!(
+            url,
+            "https://generativelanguage.googleapis.com/v1beta/models/gemini-pro:generateContent"
+        );
+    }
+
+    #[test]
+    fn test_build_url_normal() {
+        let adapter = GeminiAdapter::new();
+        let url = adapter.build_url(
+            "https://generativelanguage.googleapis.com/v1beta",
+            "/models/gemini-pro:generateContent",
+        );
+        assert_eq!(
+            url,
+            "https://generativelanguage.googleapis.com/v1beta/models/gemini-pro:generateContent"
+        );
+    }
+
+    #[test]
+    fn test_parse_oauth_credentials_direct_token() {
+        let adapter = GeminiAdapter::new();
+        let creds = adapter
+            .parse_oauth_credentials("ya29.test-access-token")
+            .unwrap();
+        assert_eq!(creds.access_token, "ya29.test-access-token");
+        assert!(creds.refresh_token.is_none());
+    }
+
+    #[test]
+    fn test_parse_oauth_credentials_json() {
+        let adapter = GeminiAdapter::new();
+        let creds = adapter
+            .parse_oauth_credentials(
+                "{\"access_token\":\"ya29.test\",\"refresh_token\":\"1//refresh\"}",
+            )
+            .unwrap();
+        assert_eq!(creds.access_token, "ya29.test");
+        assert_eq!(creds.refresh_token, Some("1//refresh".to_string()));
+    }
+
+    #[test]
+    fn test_parse_oauth_credentials_invalid() {
+        let adapter = GeminiAdapter::new();
+        assert!(adapter.parse_oauth_credentials("AIza-api-key").is_none());
+        assert!(adapter.parse_oauth_credentials("invalid-json{").is_none());
+    }
+}
@@ -0,0 +1,424 @@
+//! Provider Adapters Module
+//!
+//! 供应商适配器模块，提供统一的接口抽象不同上游供应商的处理逻辑。
+//!
+//! ## 模块结构
+//! - `adapter`: 定义 `ProviderAdapter` trait
+//! - `auth`: 认证类型和策略
+//! - `claude`: Claude (Anthropic) 适配器
+//! - `codex`: Codex (OpenAI) 适配器
+//! - `gemini`: Gemini (Google) 适配器
+//! - `models`: API 数据模型
+//! - `transform`: 格式转换
+
+mod adapter;
+mod auth;
+mod claude;
+mod codex;
+mod gemini;
+pub mod models;
+pub mod streaming;
+pub mod transform;
+
+use crate::app_config::AppType;
+use crate::provider::Provider;
+use serde::{Deserialize, Serialize};
+
+// 公开导出
+pub use adapter::ProviderAdapter;
+pub use auth::{AuthInfo, AuthStrategy};
+pub use claude::ClaudeAdapter;
+pub use codex::CodexAdapter;
+pub use gemini::GeminiAdapter;
+
+/// 供应商类型枚举
+///
+/// 区分不同供应商的具体实现方式，决定认证和请求处理逻辑。
+/// 比 AppType 更细粒度，支持同一 AppType 下的多种变体。
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum ProviderType {
+    /// Anthropic 官方 API (x-api-key + anthropic-version)
+    Claude,
+    /// Claude 中转服务 (仅 Bearer 认证，无 x-api-key)
+    ClaudeAuth,
+    /// OpenAI Codex Response API
+    Codex,
+    /// Google Gemini API (x-goog-api-key)
+    Gemini,
+    /// Google Gemini CLI (OAuth Bearer)
+    GeminiCli,
+    /// OpenRouter (需要 Anthropic ↔ OpenAI 格式转换)
+    OpenRouter,
+}
+
+impl ProviderType {
+    /// 是否需要格式转换
+    ///
+    /// OpenRouter 需要将 Anthropic 格式转换为 OpenAI 格式
+    #[allow(dead_code)]
+    pub fn needs_transform(&self) -> bool {
+        matches!(self, ProviderType::OpenRouter)
+    }
+
+    /// 获取默认端点
+    #[allow(dead_code)]
+    pub fn default_endpoint(&self) -> &'static str {
+        match self {
+            ProviderType::Claude | ProviderType::ClaudeAuth => "https://api.anthropic.com",
+            ProviderType::Codex => "https://api.openai.com",
+            ProviderType::Gemini | ProviderType::GeminiCli => {
+                "https://generativelanguage.googleapis.com"
+            }
+            ProviderType::OpenRouter => "https://openrouter.ai/api",
+        }
+    }
+
+    /// 从 AppType 和 Provider 配置推断供应商类型
+    ///
+    /// 根据配置中的 base_url、auth_mode、api_key 格式等信息推断具体的供应商类型
+    #[allow(dead_code)]
+    pub fn from_app_type_and_config(app_type: &AppType, provider: &Provider) -> Self {
+        match app_type {
+            AppType::Claude => {
+                // 检测是否为 OpenRouter
+                let adapter = ClaudeAdapter::new();
+                if let Ok(base_url) = adapter.extract_base_url(provider) {
+                    if base_url.contains("openrouter.ai") {
+                        return ProviderType::OpenRouter;
+                    }
+                }
+                // 检测是否为中转服务（仅 Bearer 认证）
+                // 注意：ProviderMeta 没有直接的 auth_mode 字段，
+                // 我们通过检查 settings_config 中的配置来判断
+                // 检查 settings_config 中的 auth_mode
+                if let Some(auth_mode) = provider
+                    .settings_config
+                    .get("auth_mode")
+                    .and_then(|v| v.as_str())
+                {
+                    if auth_mode == "bearer_only" {
+                        return ProviderType::ClaudeAuth;
+                    }
+                }
+                // 检查 env 中的 auth_mode
+                if let Some(env) = provider.settings_config.get("env") {
+                    if let Some(auth_mode) = env.get("AUTH_MODE").and_then(|v| v.as_str()) {
+                        if auth_mode == "bearer_only" {
+                            return ProviderType::ClaudeAuth;
+                        }
+                    }
+                }
+                ProviderType::Claude
+            }
+            AppType::Codex => ProviderType::Codex,
+            AppType::Gemini => {
+                // 检测是否为 CLI 模式（OAuth）
+                let adapter = GeminiAdapter::new();
+                if let Some(auth) = adapter.extract_auth(provider) {
+                    let key = &auth.api_key;
+                    // OAuth access_token 以 ya29. 开头
+                    if key.starts_with("ya29.") {
+                        return ProviderType::GeminiCli;
+                    }
+                    // JSON 格式的 OAuth 凭证
+                    if key.starts_with('{') {
+                        return ProviderType::GeminiCli;
+                    }
+                }
+                ProviderType::Gemini
+            }
+        }
+    }
+
+    /// 转换为字符串表示
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            ProviderType::Claude => "claude",
+            ProviderType::ClaudeAuth => "claude_auth",
+            ProviderType::Codex => "codex",
+            ProviderType::Gemini => "gemini",
+            ProviderType::GeminiCli => "gemini_cli",
+            ProviderType::OpenRouter => "openrouter",
+        }
+    }
+}
+
+impl std::fmt::Display for ProviderType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}", self.as_str())
+    }
+}
+
+impl std::str::FromStr for ProviderType {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "claude" => Ok(ProviderType::Claude),
+            "claude_auth" | "claude-auth" => Ok(ProviderType::ClaudeAuth),
+            "codex" => Ok(ProviderType::Codex),
+            "gemini" => Ok(ProviderType::Gemini),
+            "gemini_cli" | "gemini-cli" => Ok(ProviderType::GeminiCli),
+            "openrouter" => Ok(ProviderType::OpenRouter),
+            _ => Err(format!("Invalid provider type: {s}")),
+        }
+    }
+}
+
+/// 根据 AppType 获取对应的适配器
+pub fn get_adapter(app_type: &AppType) -> Box<dyn ProviderAdapter> {
+    match app_type {
+        AppType::Claude => Box::new(ClaudeAdapter::new()),
+        AppType::Codex => Box::new(CodexAdapter::new()),
+        AppType::Gemini => Box::new(GeminiAdapter::new()),
+    }
+}
+
+/// 根据 ProviderType 获取对应的适配器
+#[allow(dead_code)]
+pub fn get_adapter_for_provider_type(provider_type: &ProviderType) -> Box<dyn ProviderAdapter> {
+    match provider_type {
+        ProviderType::Claude | ProviderType::ClaudeAuth | ProviderType::OpenRouter => {
+            Box::new(ClaudeAdapter::new())
+        }
+        ProviderType::Codex => Box::new(CodexAdapter::new()),
+        ProviderType::Gemini | ProviderType::GeminiCli => Box::new(GeminiAdapter::new()),
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    fn create_provider(config: serde_json::Value) -> Provider {
+        Provider {
+            id: "test".to_string(),
+            name: "Test Provider".to_string(),
+            settings_config: config,
+            website_url: None,
+            category: None,
+            created_at: None,
+            sort_index: None,
+            notes: None,
+            meta: None,
+            icon: None,
+            icon_color: None,
+            is_proxy_target: None,
+        }
+    }
+
+    #[test]
+    fn test_provider_type_needs_transform() {
+        assert!(!ProviderType::Claude.needs_transform());
+        assert!(!ProviderType::ClaudeAuth.needs_transform());
+        assert!(!ProviderType::Codex.needs_transform());
+        assert!(!ProviderType::Gemini.needs_transform());
+        assert!(!ProviderType::GeminiCli.needs_transform());
+        assert!(ProviderType::OpenRouter.needs_transform());
+    }
+
+    #[test]
+    fn test_provider_type_default_endpoint() {
+        assert_eq!(
+            ProviderType::Claude.default_endpoint(),
+            "https://api.anthropic.com"
+        );
+        assert_eq!(
+            ProviderType::ClaudeAuth.default_endpoint(),
+            "https://api.anthropic.com"
+        );
+        assert_eq!(
+            ProviderType::Codex.default_endpoint(),
+            "https://api.openai.com"
+        );
+        assert_eq!(
+            ProviderType::Gemini.default_endpoint(),
+            "https://generativelanguage.googleapis.com"
+        );
+        assert_eq!(
+            ProviderType::GeminiCli.default_endpoint(),
+            "https://generativelanguage.googleapis.com"
+        );
+        assert_eq!(
+            ProviderType::OpenRouter.default_endpoint(),
+            "https://openrouter.ai/api"
+        );
+    }
+
+    #[test]
+    fn test_provider_type_from_str() {
+        assert_eq!(
+            "claude".parse::<ProviderType>().unwrap(),
+            ProviderType::Claude
+        );
+        assert_eq!(
+            "claude_auth".parse::<ProviderType>().unwrap(),
+            ProviderType::ClaudeAuth
+        );
+        assert_eq!(
+            "claude-auth".parse::<ProviderType>().unwrap(),
+            ProviderType::ClaudeAuth
+        );
+        assert_eq!(
+            "codex".parse::<ProviderType>().unwrap(),
+            ProviderType::Codex
+        );
+        assert_eq!(
+            "gemini".parse::<ProviderType>().unwrap(),
+            ProviderType::Gemini
+        );
+        assert_eq!(
+            "gemini_cli".parse::<ProviderType>().unwrap(),
+            ProviderType::GeminiCli
+        );
+        assert_eq!(
+            "gemini-cli".parse::<ProviderType>().unwrap(),
+            ProviderType::GeminiCli
+        );
+        assert_eq!(
+            "openrouter".parse::<ProviderType>().unwrap(),
+            ProviderType::OpenRouter
+        );
+        assert!("invalid".parse::<ProviderType>().is_err());
+    }
+
+    #[test]
+    fn test_provider_type_as_str() {
+        assert_eq!(ProviderType::Claude.as_str(), "claude");
+        assert_eq!(ProviderType::ClaudeAuth.as_str(), "claude_auth");
+        assert_eq!(ProviderType::Codex.as_str(), "codex");
+        assert_eq!(ProviderType::Gemini.as_str(), "gemini");
+        assert_eq!(ProviderType::GeminiCli.as_str(), "gemini_cli");
+        assert_eq!(ProviderType::OpenRouter.as_str(), "openrouter");
+    }
+
+    #[test]
+    fn test_provider_type_serde() {
+        // Test serialization
+        let claude = ProviderType::Claude;
+        let serialized = serde_json::to_string(&claude).unwrap();
+        assert_eq!(serialized, "\"claude\"");
+
+        let claude_auth = ProviderType::ClaudeAuth;
+        let serialized = serde_json::to_string(&claude_auth).unwrap();
+        assert_eq!(serialized, "\"claude_auth\"");
+
+        // Test deserialization
+        let deserialized: ProviderType = serde_json::from_str("\"claude\"").unwrap();
+        assert_eq!(deserialized, ProviderType::Claude);
+
+        let deserialized: ProviderType = serde_json::from_str("\"gemini_cli\"").unwrap();
+        assert_eq!(deserialized, ProviderType::GeminiCli);
+    }
+
+    #[test]
+    fn test_from_app_type_claude_direct() {
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://api.anthropic.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-ant-test"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Claude, &provider);
+        assert_eq!(provider_type, ProviderType::Claude);
+    }
+
+    #[test]
+    fn test_from_app_type_claude_openrouter() {
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://openrouter.ai/api",
+                "OPENROUTER_API_KEY": "sk-or-test"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Claude, &provider);
+        assert_eq!(provider_type, ProviderType::OpenRouter);
+    }
+
+    #[test]
+    fn test_from_app_type_claude_auth() {
+        let provider = create_provider(json!({
+            "env": {
+                "ANTHROPIC_BASE_URL": "https://some-proxy.com",
+                "ANTHROPIC_AUTH_TOKEN": "sk-test"
+            },
+            "auth_mode": "bearer_only"
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Claude, &provider);
+        assert_eq!(provider_type, ProviderType::ClaudeAuth);
+    }
+
+    #[test]
+    fn test_from_app_type_codex() {
+        let provider = create_provider(json!({
+            "env": {
+                "OPENAI_API_KEY": "sk-test"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Codex, &provider);
+        assert_eq!(provider_type, ProviderType::Codex);
+    }
+
+    #[test]
+    fn test_from_app_type_gemini_api_key() {
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "AIza-test-key"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Gemini, &provider);
+        assert_eq!(provider_type, ProviderType::Gemini);
+    }
+
+    #[test]
+    fn test_from_app_type_gemini_cli_oauth() {
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "ya29.test-access-token"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Gemini, &provider);
+        assert_eq!(provider_type, ProviderType::GeminiCli);
+    }
+
+    #[test]
+    fn test_from_app_type_gemini_cli_json() {
+        let provider = create_provider(json!({
+            "env": {
+                "GOOGLE_GEMINI_API_KEY": "{\"access_token\":\"ya29.test\",\"refresh_token\":\"1//test\"}"
+            }
+        }));
+
+        let provider_type = ProviderType::from_app_type_and_config(&AppType::Gemini, &provider);
+        assert_eq!(provider_type, ProviderType::GeminiCli);
+    }
+
+    #[test]
+    fn test_get_adapter_for_provider_type() {
+        let adapter = get_adapter_for_provider_type(&ProviderType::Claude);
+        assert_eq!(adapter.name(), "Claude");
+
+        let adapter = get_adapter_for_provider_type(&ProviderType::ClaudeAuth);
+        assert_eq!(adapter.name(), "Claude");
+
+        let adapter = get_adapter_for_provider_type(&ProviderType::OpenRouter);
+        assert_eq!(adapter.name(), "Claude");
+
+        let adapter = get_adapter_for_provider_type(&ProviderType::Codex);
+        assert_eq!(adapter.name(), "Codex");
+
+        let adapter = get_adapter_for_provider_type(&ProviderType::Gemini);
+        assert_eq!(adapter.name(), "Gemini");
+
+        let adapter = get_adapter_for_provider_type(&ProviderType::GeminiCli);
+        assert_eq!(adapter.name(), "Gemini");
+    }
+}
@@ -0,0 +1,104 @@
+//! Anthropic API 数据模型
+//!
+//! 用于 Anthropic Messages API 的请求/响应格式转换
+
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+
+/// Anthropic 请求
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AnthropicRequest {
+    pub model: String,
+    pub messages: Vec<AnthropicMessage>,
+    pub max_tokens: u32,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub system: Option<Value>, // 可以是 String 或 Vec<SystemBlock>
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub temperature: Option<f32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub stream: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tools: Option<Vec<AnthropicTool>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tool_choice: Option<Value>,
+}
+
+/// Anthropic 消息
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AnthropicMessage {
+    pub role: String,
+    pub content: Value, // String 或 Vec<ContentBlock>
+}
+
+/// Anthropic 内容块
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(tag = "type")]
+pub enum AnthropicContentBlock {
+    #[serde(rename = "text")]
+    Text { text: String },
+    #[serde(rename = "image")]
+    Image { source: ImageSource },
+    #[serde(rename = "tool_use")]
+    ToolUse {
+        id: String,
+        name: String,
+        input: Value,
+    },
+    #[serde(rename = "tool_result")]
+    ToolResult { tool_use_id: String, content: Value },
+}
+
+/// 图片来源
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ImageSource {
+    #[serde(rename = "type")]
+    pub source_type: String,
+    pub media_type: String,
+    pub data: String,
+}
+
+/// Anthropic 工具定义
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AnthropicTool {
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    pub input_schema: Value,
+}
+
+/// Anthropic 响应
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AnthropicResponse {
+    pub id: String,
+    #[serde(rename = "type")]
+    pub response_type: String,
+    pub role: String,
+    pub content: Vec<AnthropicResponseContent>,
+    pub model: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub stop_reason: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub stop_sequence: Option<String>,
+    pub usage: AnthropicUsage,
+}
+
+/// Anthropic 响应内容
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(tag = "type")]
+pub enum AnthropicResponseContent {
+    #[serde(rename = "text")]
+    Text { text: String },
+    #[serde(rename = "tool_use")]
+    ToolUse {
+        id: String,
+        name: String,
+        input: Value,
+    },
+}
+
+/// Anthropic 使用量
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AnthropicUsage {
+    pub input_tokens: u32,
+    pub output_tokens: u32,
+}
@@ -0,0 +1,6 @@
+//! API 数据模型
+//!
+//! 定义 Anthropic 和 OpenAI API 的请求/响应结构
+
+pub mod anthropic;
+pub mod openai;
@@ -0,0 +1,113 @@
+//! OpenAI API 数据模型
+//!
+//! 用于 OpenAI Chat Completions API 的请求/响应格式转换
+
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+
+/// OpenAI 请求
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIRequest {
+    pub model: String,
+    pub messages: Vec<OpenAIMessage>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub max_tokens: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub temperature: Option<f32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub stream: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tools: Option<Vec<OpenAITool>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tool_choice: Option<Value>,
+}
+
+/// OpenAI 消息
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIMessage {
+    pub role: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub content: Option<Value>, // String 或 Vec<ContentPart>
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tool_calls: Option<Vec<OpenAIToolCall>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tool_call_id: Option<String>,
+}
+
+/// OpenAI 内容部分
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(tag = "type")]
+pub enum OpenAIContentPart {
+    #[serde(rename = "text")]
+    Text { text: String },
+    #[serde(rename = "image_url")]
+    ImageUrl { image_url: ImageUrl },
+}
+
+/// 图片 URL
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ImageUrl {
+    pub url: String,
+}
+
+/// OpenAI 工具调用
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIToolCall {
+    pub id: String,
+    #[serde(rename = "type")]
+    pub call_type: String,
+    pub function: OpenAIFunction,
+}
+
+/// OpenAI 函数
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIFunction {
+    pub name: String,
+    pub arguments: String, // JSON 字符串
+}
+
+/// OpenAI 工具定义
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAITool {
+    #[serde(rename = "type")]
+    pub tool_type: String,
+    pub function: OpenAIFunctionDef,
+}
+
+/// OpenAI 函数定义
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIFunctionDef {
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    pub parameters: Value,
+}
+
+/// OpenAI 响应
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIResponse {
+    pub id: String,
+    pub object: String,
+    pub created: u64,
+    pub model: String,
+    pub choices: Vec<OpenAIChoice>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub usage: Option<OpenAIUsage>,
+}
+
+/// OpenAI 选择
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIChoice {
+    pub index: u32,
+    pub message: OpenAIMessage,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub finish_reason: Option<String>,
+}
+
+/// OpenAI 使用量
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OpenAIUsage {
+    pub prompt_tokens: u32,
+    pub completion_tokens: u32,
+    pub total_tokens: u32,
+}
@@ -0,0 +1,338 @@
+//! 流式响应转换模块
+//!
+//! 实现 OpenAI SSE → Anthropic SSE 格式转换
+
+use bytes::Bytes;
+use futures::stream::{Stream, StreamExt};
+use serde::{Deserialize, Serialize};
+use serde_json::json;
+
+/// OpenAI 流式响应数据结构
+#[derive(Debug, Deserialize)]
+struct OpenAIStreamChunk {
+    id: String,
+    model: String,
+    choices: Vec<StreamChoice>,
+    #[serde(default)]
+    usage: Option<Usage>,
+}
+
+#[derive(Debug, Deserialize)]
+struct StreamChoice {
+    delta: Delta,
+    #[serde(default)]
+    finish_reason: Option<String>,
+}
+
+#[derive(Debug, Deserialize)]
+struct Delta {
+    #[serde(default)]
+    content: Option<String>,
+    #[serde(default)]
+    reasoning: Option<String>, // OpenRouter 的推理内容
+    #[serde(default)]
+    tool_calls: Option<Vec<DeltaToolCall>>,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+struct DeltaToolCall {
+    index: usize,
+    #[serde(default)]
+    id: Option<String>,
+    #[serde(rename = "type", default)]
+    call_type: Option<String>,
+    #[serde(default)]
+    function: Option<DeltaFunction>,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+struct DeltaFunction {
+    #[serde(default)]
+    name: Option<String>,
+    #[serde(default)]
+    arguments: Option<String>,
+}
+
+/// OpenAI 流式响应的 usage 信息（完整版）
+#[derive(Debug, Deserialize)]
+struct Usage {
+    #[serde(default)]
+    prompt_tokens: u32,
+    #[serde(default)]
+    completion_tokens: u32,
+}
+
+/// 创建 Anthropic SSE 流
+pub fn create_anthropic_sse_stream(
+    stream: impl Stream<Item = Result<Bytes, reqwest::Error>> + Send + 'static,
+) -> impl Stream<Item = Result<Bytes, std::io::Error>> + Send {
+    async_stream::stream! {
+        let mut buffer = String::new();
+        let mut message_id = None;
+        let mut current_model = None;
+        let mut content_index = 0;
+        let mut has_sent_message_start = false;
+        let mut current_block_type: Option<String> = None;
+        let mut tool_call_id = None;
+
+        log::info!("[Claude/OpenRouter] ====== 开始流式响应转换 ======");
+
+        tokio::pin!(stream);
+
+        while let Some(chunk) = stream.next().await {
+            match chunk {
+                Ok(bytes) => {
+                    let text = String::from_utf8_lossy(&bytes);
+                    buffer.push_str(&text);
+
+                    while let Some(pos) = buffer.find("\n\n") {
+                        let line = buffer[..pos].to_string();
+                        buffer = buffer[pos + 2..].to_string();
+
+                        if line.trim().is_empty() {
+                            continue;
+                        }
+
+                        for l in line.lines() {
+                            if let Some(data) = l.strip_prefix("data: ") {
+                                if data.trim() == "[DONE]" {
+                                    log::info!("[Claude/OpenRouter] <<< OpenAI SSE: [DONE]");
+                                    let event = json!({"type": "message_stop"});
+                                    let sse_data = format!("event: message_stop\ndata: {}\n\n",
+                                        serde_json::to_string(&event).unwrap_or_default());
+                                    log::info!("[Claude/OpenRouter] >>> Anthropic SSE: message_stop");
+                                    yield Ok(Bytes::from(sse_data));
+                                    continue;
+                                }
+
+                                if let Ok(chunk) = serde_json::from_str::<OpenAIStreamChunk>(data) {
+                                    // 记录原始 OpenAI 事件（格式化显示）
+                                    if let Ok(json_value) = serde_json::from_str::<serde_json::Value>(data) {
+                                        log::info!(
+                                            "[Claude/OpenRouter] <<< OpenAI SSE 事件:\n{}",
+                                            serde_json::to_string_pretty(&json_value).unwrap_or_else(|_| data.to_string())
+                                        );
+                                    } else {
+                                        log::info!("[Claude/OpenRouter] <<< OpenAI SSE 数据: {data}");
+                                    }
+
+                                    if message_id.is_none() {
+                                        message_id = Some(chunk.id.clone());
+                                    }
+                                    if current_model.is_none() {
+                                        current_model = Some(chunk.model.clone());
+                                    }
+
+                                    if let Some(choice) = chunk.choices.first() {
+                                        if !has_sent_message_start {
+                                            let event = json!({
+                                                "type": "message_start",
+                                                "message": {
+                                                    "id": message_id.clone().unwrap_or_default(),
+                                                    "type": "message",
+                                                    "role": "assistant",
+                                                    "model": current_model.clone().unwrap_or_default(),
+                                                    "usage": {
+                                                        "input_tokens": 0,
+                                                        "output_tokens": 0
+                                                    }
+                                                }
+                                            });
+                                            let sse_data = format!("event: message_start\ndata: {}\n\n",
+                                                serde_json::to_string(&event).unwrap_or_default());
+                                            yield Ok(Bytes::from(sse_data));
+                                            has_sent_message_start = true;
+                                        }
+
+                                        // 处理 reasoning（thinking）
+                                        if let Some(reasoning) = &choice.delta.reasoning {
+                                            if current_block_type.is_none() {
+                                                let event = json!({
+                                                    "type": "content_block_start",
+                                                    "index": content_index,
+                                                    "content_block": {
+                                                        "type": "thinking",
+                                                        "thinking": ""
+                                                    }
+                                                });
+                                                let sse_data = format!("event: content_block_start\ndata: {}\n\n",
+                                                    serde_json::to_string(&event).unwrap_or_default());
+                                                yield Ok(Bytes::from(sse_data));
+                                                current_block_type = Some("thinking".to_string());
+                                            }
+
+                                            let event = json!({
+                                                "type": "content_block_delta",
+                                                "index": content_index,
+                                                "delta": {
+                                                    "type": "thinking_delta",
+                                                    "thinking": reasoning
+                                                }
+                                            });
+                                            let sse_data = format!("event: content_block_delta\ndata: {}\n\n",
+                                                serde_json::to_string(&event).unwrap_or_default());
+                                            yield Ok(Bytes::from(sse_data));
+                                        }
+
+                                        // 处理文本内容
+                                        if let Some(content) = &choice.delta.content {
+                                            if !content.is_empty() {
+                                                if current_block_type.as_deref() != Some("text") {
+                                                    if current_block_type.is_some() {
+                                                        let event = json!({
+                                                            "type": "content_block_stop",
+                                                            "index": content_index
+                                                        });
+                                                        let sse_data = format!("event: content_block_stop\ndata: {}\n\n",
+                                                            serde_json::to_string(&event).unwrap_or_default());
+                                                        yield Ok(Bytes::from(sse_data));
+                                                        content_index += 1;
+                                                    }
+
+                                                    let event = json!({
+                                                        "type": "content_block_start",
+                                                        "index": content_index,
+                                                        "content_block": {
+                                                            "type": "text",
+                                                            "text": ""
+                                                        }
+                                                    });
+                                                    let sse_data = format!("event: content_block_start\ndata: {}\n\n",
+                                                        serde_json::to_string(&event).unwrap_or_default());
+                                                    yield Ok(Bytes::from(sse_data));
+                                                    current_block_type = Some("text".to_string());
+                                                }
+
+                                                let event = json!({
+                                                    "type": "content_block_delta",
+                                                    "index": content_index,
+                                                    "delta": {
+                                                        "type": "text_delta",
+                                                        "text": content
+                                                    }
+                                                });
+                                                let sse_data = format!("event: content_block_delta\ndata: {}\n\n",
+                                                    serde_json::to_string(&event).unwrap_or_default());
+                                                yield Ok(Bytes::from(sse_data));
+                                            }
+                                        }
+
+                                        // 处理工具调用
+                                        if let Some(tool_calls) = &choice.delta.tool_calls {
+                                            for tool_call in tool_calls {
+                                                if let Some(id) = &tool_call.id {
+                                                    if current_block_type.is_some() {
+                                                        let event = json!({
+                                                            "type": "content_block_stop",
+                                                            "index": content_index
+                                                        });
+                                                        let sse_data = format!("event: content_block_stop\ndata: {}\n\n",
+                                                            serde_json::to_string(&event).unwrap_or_default());
+                                                        yield Ok(Bytes::from(sse_data));
+                                                        content_index += 1;
+                                                    }
+
+                                                    tool_call_id = Some(id.clone());
+                                                }
+
+                                                if let Some(function) = &tool_call.function {
+                                                    if let Some(name) = &function.name {
+                                                        let event = json!({
+                                                            "type": "content_block_start",
+                                                            "index": content_index,
+                                                            "content_block": {
+                                                                "type": "tool_use",
+                                                                "id": tool_call_id.clone().unwrap_or_default(),
+                                                                "name": name
+                                                            }
+                                                        });
+                                                        let sse_data = format!("event: content_block_start\ndata: {}\n\n",
+                                                            serde_json::to_string(&event).unwrap_or_default());
+                                                        yield Ok(Bytes::from(sse_data));
+                                                        current_block_type = Some("tool_use".to_string());
+                                                    }
+
+                                                    if let Some(args) = &function.arguments {
+                                                        let event = json!({
+                                                            "type": "content_block_delta",
+                                                            "index": content_index,
+                                                            "delta": {
+                                                                "type": "input_json_delta",
+                                                                "partial_json": args
+                                                            }
+                                                        });
+                                                        let sse_data = format!("event: content_block_delta\ndata: {}\n\n",
+                                                            serde_json::to_string(&event).unwrap_or_default());
+                                                        yield Ok(Bytes::from(sse_data));
+                                                    }
+                                                }
+                                            }
+                                        }
+
+                                        // 处理 finish_reason
+                                        if let Some(finish_reason) = &choice.finish_reason {
+                                            if current_block_type.is_some() {
+                                                let event = json!({
+                                                    "type": "content_block_stop",
+                                                    "index": content_index
+                                                });
+                                                let sse_data = format!("event: content_block_stop\ndata: {}\n\n",
+                                                    serde_json::to_string(&event).unwrap_or_default());
+                                                yield Ok(Bytes::from(sse_data));
+                                            }
+
+                                            let stop_reason = map_stop_reason(Some(finish_reason));
+                                            // 构建 usage 信息，包含 input_tokens 和 output_tokens
+                                            let usage_json = chunk.usage.as_ref().map(|u| json!({
+                                                "input_tokens": u.prompt_tokens,
+                                                "output_tokens": u.completion_tokens
+                                            }));
+                                            let event = json!({
+                                                "type": "message_delta",
+                                                "delta": {
+                                                    "stop_reason": stop_reason,
+                                                    "stop_sequence": null
+                                                },
+                                                "usage": usage_json
+                                            });
+                                            let sse_data = format!("event: message_delta\ndata: {}\n\n",
+                                                serde_json::to_string(&event).unwrap_or_default());
+                                            yield Ok(Bytes::from(sse_data));
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+                Err(e) => {
+                    log::error!("Stream error: {e}");
+                    let error_event = json!({
+                        "type": "error",
+                        "error": {
+                            "type": "stream_error",
+                            "message": format!("Stream error: {e}")
+                        }
+                    });
+                    let sse_data = format!("event: error\ndata: {}\n\n",
+                        serde_json::to_string(&error_event).unwrap_or_default());
+                    yield Ok(Bytes::from(sse_data));
+                    break;
+                }
+            }
+        }
+    }
+}
+
+/// 映射停止原因
+fn map_stop_reason(finish_reason: Option<&str>) -> Option<String> {
+    finish_reason.map(|r| {
+        match r {
+            "tool_calls" => "tool_use",
+            "stop" => "end_turn",
+            "length" => "max_tokens",
+            _ => "end_turn",
+        }
+        .to_string()
+    })
+}
@@ -0,0 +1,640 @@
+//! 格式转换模块
+//!
+//! 实现 Anthropic ↔ OpenAI 格式转换，用于 OpenRouter 支持
+//! 参考: anthropic-proxy-rs
+
+use crate::provider::Provider;
+use crate::proxy::error::ProxyError;
+use serde_json::{json, Value};
+
+/// 从 Provider 配置中获取模型映射
+fn get_model_from_provider(model: &str, provider: &Provider, body: &Value) -> String {
+    let env = provider.settings_config.get("env");
+    let model_lower = model.to_lowercase();
+
+    // 检测 thinking 参数
+    let has_thinking = body
+        .get("thinking")
+        .and_then(|v| v.as_object())
+        .and_then(|o| o.get("type"))
+        .and_then(|t| t.as_str())
+        == Some("enabled");
+
+    if let Some(env) = env {
+        // 如果启用 thinking，优先使用推理模型
+        if has_thinking {
+            if let Some(m) = env
+                .get("ANTHROPIC_REASONING_MODEL")
+                .and_then(|v| v.as_str())
+            {
+                log::debug!("[Transform] 使用推理模型: {m}");
+                return m.to_string();
+            }
+        }
+
+        // 根据模型类型选择配置模型
+        if model_lower.contains("haiku") {
+            if let Some(m) = env
+                .get("ANTHROPIC_DEFAULT_HAIKU_MODEL")
+                .and_then(|v| v.as_str())
+            {
+                return m.to_string();
+            }
+        }
+        if model_lower.contains("opus") {
+            if let Some(m) = env
+                .get("ANTHROPIC_DEFAULT_OPUS_MODEL")
+                .and_then(|v| v.as_str())
+            {
+                return m.to_string();
+            }
+        }
+        if model_lower.contains("sonnet") {
+            if let Some(m) = env
+                .get("ANTHROPIC_DEFAULT_SONNET_MODEL")
+                .and_then(|v| v.as_str())
+            {
+                return m.to_string();
+            }
+        }
+        // 默认使用 ANTHROPIC_MODEL
+        if let Some(m) = env.get("ANTHROPIC_MODEL").and_then(|v| v.as_str()) {
+            return m.to_string();
+        }
+    }
+
+    model.to_string()
+}
+
+/// Anthropic 请求 → OpenAI 请求
+pub fn anthropic_to_openai(body: Value, provider: &Provider) -> Result<Value, ProxyError> {
+    let mut result = json!({});
+
+    // 模型映射：使用 Provider 配置中的模型（支持 thinking 参数）
+    if let Some(model) = body.get("model").and_then(|m| m.as_str()) {
+        let mapped_model = get_model_from_provider(model, provider, &body);
+        result["model"] = json!(mapped_model);
+    }
+
+    let mut messages = Vec::new();
+
+    // 处理 system prompt
+    if let Some(system) = body.get("system") {
+        if let Some(text) = system.as_str() {
+            // 单个字符串
+            messages.push(json!({"role": "system", "content": text}));
+        } else if let Some(arr) = system.as_array() {
+            // 多个 system message
+            for msg in arr {
+                if let Some(text) = msg.get("text").and_then(|t| t.as_str()) {
+                    messages.push(json!({"role": "system", "content": text}));
+                }
+            }
+        }
+    }
+
+    // 转换 messages
+    if let Some(msgs) = body.get("messages").and_then(|m| m.as_array()) {
+        for msg in msgs {
+            let role = msg.get("role").and_then(|r| r.as_str()).unwrap_or("user");
+            let content = msg.get("content");
+            let converted = convert_message_to_openai(role, content)?;
+            messages.extend(converted);
+        }
+    }
+
+    result["messages"] = json!(messages);
+
+    // 转换参数
+    if let Some(v) = body.get("max_tokens") {
+        result["max_tokens"] = v.clone();
+    }
+    if let Some(v) = body.get("temperature") {
+        result["temperature"] = v.clone();
+    }
+    if let Some(v) = body.get("top_p") {
+        result["top_p"] = v.clone();
+    }
+    if let Some(v) = body.get("stop_sequences") {
+        result["stop"] = v.clone();
+    }
+    if let Some(v) = body.get("stream") {
+        result["stream"] = v.clone();
+    }
+
+    // 转换 tools (过滤 BatchTool)
+    if let Some(tools) = body.get("tools").and_then(|t| t.as_array()) {
+        let openai_tools: Vec<Value> = tools
+            .iter()
+            .filter(|t| t.get("type").and_then(|v| v.as_str()) != Some("BatchTool"))
+            .map(|t| {
+                json!({
+                    "type": "function",
+                    "function": {
+                        "name": t.get("name").and_then(|n| n.as_str()).unwrap_or(""),
+                        "description": t.get("description"),
+                        "parameters": clean_schema(t.get("input_schema").cloned().unwrap_or(json!({})))
+                    }
+                })
+            })
+            .collect();
+
+        if !openai_tools.is_empty() {
+            result["tools"] = json!(openai_tools);
+        }
+    }
+
+    if let Some(v) = body.get("tool_choice") {
+        result["tool_choice"] = v.clone();
+    }
+
+    Ok(result)
+}
+
+/// 转换单条消息到 OpenAI 格式（可能产生多条消息）
+fn convert_message_to_openai(
+    role: &str,
+    content: Option<&Value>,
+) -> Result<Vec<Value>, ProxyError> {
+    let mut result = Vec::new();
+
+    let content = match content {
+        Some(c) => c,
+        None => {
+            result.push(json!({"role": role, "content": null}));
+            return Ok(result);
+        }
+    };
+
+    // 字符串内容
+    if let Some(text) = content.as_str() {
+        result.push(json!({"role": role, "content": text}));
+        return Ok(result);
+    }
+
+    // 数组内容（多模态/工具调用）
+    if let Some(blocks) = content.as_array() {
+        let mut content_parts = Vec::new();
+        let mut tool_calls = Vec::new();
+
+        for block in blocks {
+            let block_type = block.get("type").and_then(|t| t.as_str()).unwrap_or("");
+
+            match block_type {
+                "text" => {
+                    if let Some(text) = block.get("text").and_then(|t| t.as_str()) {
+                        content_parts.push(json!({"type": "text", "text": text}));
+                    }
+                }
+                "image" => {
+                    if let Some(source) = block.get("source") {
+                        let media_type = source
+                            .get("media_type")
+                            .and_then(|m| m.as_str())
+                            .unwrap_or("image/png");
+                        let data = source.get("data").and_then(|d| d.as_str()).unwrap_or("");
+                        content_parts.push(json!({
+                            "type": "image_url",
+                            "image_url": {"url": format!("data:{};base64,{}", media_type, data)}
+                        }));
+                    }
+                }
+                "tool_use" => {
+                    let id = block.get("id").and_then(|i| i.as_str()).unwrap_or("");
+                    let name = block.get("name").and_then(|n| n.as_str()).unwrap_or("");
+                    let input = block.get("input").cloned().unwrap_or(json!({}));
+                    tool_calls.push(json!({
+                        "id": id,
+                        "type": "function",
+                        "function": {
+                            "name": name,
+                            "arguments": serde_json::to_string(&input).unwrap_or_default()
+                        }
+                    }));
+                }
+                "tool_result" => {
+                    // tool_result 变成单独的 tool role 消息
+                    let tool_use_id = block
+                        .get("tool_use_id")
+                        .and_then(|i| i.as_str())
+                        .unwrap_or("");
+                    let content_val = block.get("content");
+                    let content_str = match content_val {
+                        Some(Value::String(s)) => s.clone(),
+                        Some(v) => serde_json::to_string(v).unwrap_or_default(),
+                        None => String::new(),
+                    };
+                    result.push(json!({
+                        "role": "tool",
+                        "tool_call_id": tool_use_id,
+                        "content": content_str
+                    }));
+                }
+                "thinking" => {
+                    // 跳过 thinking blocks
+                }
+                _ => {}
+            }
+        }
+
+        // 添加带内容和/或工具调用的消息
+        if !content_parts.is_empty() || !tool_calls.is_empty() {
+            let mut msg = json!({"role": role});
+
+            // 内容处理
+            if content_parts.is_empty() {
+                msg["content"] = Value::Null;
+            } else if content_parts.len() == 1 {
+                if let Some(text) = content_parts[0].get("text") {
+                    msg["content"] = text.clone();
+                } else {
+                    msg["content"] = json!(content_parts);
+                }
+            } else {
+                msg["content"] = json!(content_parts);
+            }
+
+            // 工具调用
+            if !tool_calls.is_empty() {
+                msg["tool_calls"] = json!(tool_calls);
+            }
+
+            result.push(msg);
+        }
+
+        return Ok(result);
+    }
+
+    // 其他情况直接透传
+    result.push(json!({"role": role, "content": content}));
+    Ok(result)
+}
+
+/// 清理 JSON schema（移除不支持的 format）
+fn clean_schema(mut schema: Value) -> Value {
+    if let Some(obj) = schema.as_object_mut() {
+        // 移除 "format": "uri"
+        if obj.get("format").and_then(|v| v.as_str()) == Some("uri") {
+            obj.remove("format");
+        }
+
+        // 递归清理嵌套 schema
+        if let Some(properties) = obj.get_mut("properties").and_then(|v| v.as_object_mut()) {
+            for (_, value) in properties.iter_mut() {
+                *value = clean_schema(value.clone());
+            }
+        }
+
+        if let Some(items) = obj.get_mut("items") {
+            *items = clean_schema(items.clone());
+        }
+    }
+    schema
+}
+
+/// OpenAI 响应 → Anthropic 响应
+pub fn openai_to_anthropic(body: Value) -> Result<Value, ProxyError> {
+    let choices = body
+        .get("choices")
+        .and_then(|c| c.as_array())
+        .ok_or_else(|| ProxyError::TransformError("No choices in response".to_string()))?;
+
+    let choice = choices
+        .first()
+        .ok_or_else(|| ProxyError::TransformError("Empty choices array".to_string()))?;
+
+    let message = choice
+        .get("message")
+        .ok_or_else(|| ProxyError::TransformError("No message in choice".to_string()))?;
+
+    let mut content = Vec::new();
+
+    // 文本内容
+    if let Some(text) = message.get("content").and_then(|c| c.as_str()) {
+        if !text.is_empty() {
+            content.push(json!({"type": "text", "text": text}));
+        }
+    }
+
+    // 工具调用
+    if let Some(tool_calls) = message.get("tool_calls").and_then(|t| t.as_array()) {
+        for tc in tool_calls {
+            let id = tc.get("id").and_then(|i| i.as_str()).unwrap_or("");
+            let empty_obj = json!({});
+            let func = tc.get("function").unwrap_or(&empty_obj);
+            let name = func.get("name").and_then(|n| n.as_str()).unwrap_or("");
+            let args_str = func
+                .get("arguments")
+                .and_then(|a| a.as_str())
+                .unwrap_or("{}");
+            let input: Value = serde_json::from_str(args_str).unwrap_or(json!({}));
+
+            content.push(json!({
+                "type": "tool_use",
+                "id": id,
+                "name": name,
+                "input": input
+            }));
+        }
+    }
+
+    // 映射 finish_reason → stop_reason
+    let stop_reason = choice
+        .get("finish_reason")
+        .and_then(|r| r.as_str())
+        .map(|r| match r {
+            "stop" => "end_turn",
+            "length" => "max_tokens",
+            "tool_calls" => "tool_use",
+            other => other,
+        });
+
+    // usage
+    let usage = body.get("usage").cloned().unwrap_or(json!({}));
+    let input_tokens = usage
+        .get("prompt_tokens")
+        .and_then(|v| v.as_u64())
+        .unwrap_or(0) as u32;
+    let output_tokens = usage
+        .get("completion_tokens")
+        .and_then(|v| v.as_u64())
+        .unwrap_or(0) as u32;
+
+    let result = json!({
+        "id": body.get("id").and_then(|i| i.as_str()).unwrap_or(""),
+        "type": "message",
+        "role": "assistant",
+        "content": content,
+        "model": body.get("model").and_then(|m| m.as_str()).unwrap_or(""),
+        "stop_reason": stop_reason,
+        "stop_sequence": null,
+        "usage": {
+            "input_tokens": input_tokens,
+            "output_tokens": output_tokens
+        }
+    });
+
+    Ok(result)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn create_provider(env_config: Value) -> Provider {
+        Provider {
+            id: "test".to_string(),
+            name: "Test Provider".to_string(),
+            settings_config: json!({"env": env_config}),
+            website_url: None,
+            category: None,
+            created_at: None,
+            sort_index: None,
+            notes: None,
+            meta: None,
+            icon: None,
+            icon_color: None,
+            is_proxy_target: None,
+        }
+    }
+
+    fn create_openrouter_provider() -> Provider {
+        create_provider(json!({
+            "ANTHROPIC_BASE_URL": "https://openrouter.ai/api",
+            "ANTHROPIC_MODEL": "anthropic/claude-sonnet-4.5",
+            "ANTHROPIC_DEFAULT_HAIKU_MODEL": "anthropic/claude-haiku-4.5",
+            "ANTHROPIC_DEFAULT_SONNET_MODEL": "anthropic/claude-sonnet-4.5",
+            "ANTHROPIC_DEFAULT_OPUS_MODEL": "anthropic/claude-opus-4.5"
+        }))
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_simple() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-3-opus",
+            "max_tokens": 1024,
+            "messages": [{"role": "user", "content": "Hello"}]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        // opus 模型映射到配置的 ANTHROPIC_DEFAULT_OPUS_MODEL
+        assert_eq!(result["model"], "anthropic/claude-opus-4.5");
+        assert_eq!(result["max_tokens"], 1024);
+        assert_eq!(result["messages"][0]["role"], "user");
+        assert_eq!(result["messages"][0]["content"], "Hello");
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_with_system() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-3-sonnet",
+            "max_tokens": 1024,
+            "system": "You are a helpful assistant.",
+            "messages": [{"role": "user", "content": "Hello"}]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        assert_eq!(result["messages"][0]["role"], "system");
+        assert_eq!(
+            result["messages"][0]["content"],
+            "You are a helpful assistant."
+        );
+        assert_eq!(result["messages"][1]["role"], "user");
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_with_tools() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-3-opus",
+            "max_tokens": 1024,
+            "messages": [{"role": "user", "content": "What's the weather?"}],
+            "tools": [{
+                "name": "get_weather",
+                "description": "Get weather info",
+                "input_schema": {"type": "object", "properties": {"location": {"type": "string"}}}
+            }]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        assert_eq!(result["tools"][0]["type"], "function");
+        assert_eq!(result["tools"][0]["function"]["name"], "get_weather");
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_tool_use() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-3-opus",
+            "max_tokens": 1024,
+            "messages": [{
+                "role": "assistant",
+                "content": [
+                    {"type": "text", "text": "Let me check"},
+                    {"type": "tool_use", "id": "call_123", "name": "get_weather", "input": {"location": "Tokyo"}}
+                ]
+            }]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        let msg = &result["messages"][0];
+        assert_eq!(msg["role"], "assistant");
+        assert!(msg.get("tool_calls").is_some());
+        assert_eq!(msg["tool_calls"][0]["id"], "call_123");
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_tool_result() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-3-opus",
+            "max_tokens": 1024,
+            "messages": [{
+                "role": "user",
+                "content": [
+                    {"type": "tool_result", "tool_use_id": "call_123", "content": "Sunny, 25°C"}
+                ]
+            }]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        let msg = &result["messages"][0];
+        assert_eq!(msg["role"], "tool");
+        assert_eq!(msg["tool_call_id"], "call_123");
+        assert_eq!(msg["content"], "Sunny, 25°C");
+    }
+
+    #[test]
+    fn test_openai_to_anthropic_simple() {
+        let input = json!({
+            "id": "chatcmpl-123",
+            "object": "chat.completion",
+            "created": 1234567890,
+            "model": "gpt-4",
+            "choices": [{
+                "index": 0,
+                "message": {"role": "assistant", "content": "Hello!"},
+                "finish_reason": "stop"
+            }],
+            "usage": {"prompt_tokens": 10, "completion_tokens": 5, "total_tokens": 15}
+        });
+
+        let result = openai_to_anthropic(input).unwrap();
+        assert_eq!(result["id"], "chatcmpl-123");
+        assert_eq!(result["type"], "message");
+        assert_eq!(result["content"][0]["type"], "text");
+        assert_eq!(result["content"][0]["text"], "Hello!");
+        assert_eq!(result["stop_reason"], "end_turn");
+        assert_eq!(result["usage"]["input_tokens"], 10);
+        assert_eq!(result["usage"]["output_tokens"], 5);
+    }
+
+    #[test]
+    fn test_openai_to_anthropic_with_tool_calls() {
+        let input = json!({
+            "id": "chatcmpl-123",
+            "object": "chat.completion",
+            "created": 1234567890,
+            "model": "gpt-4",
+            "choices": [{
+                "index": 0,
+                "message": {
+                    "role": "assistant",
+                    "content": null,
+                    "tool_calls": [{
+                        "id": "call_123",
+                        "type": "function",
+                        "function": {"name": "get_weather", "arguments": "{\"location\": \"Tokyo\"}"}
+                    }]
+                },
+                "finish_reason": "tool_calls"
+            }],
+            "usage": {"prompt_tokens": 10, "completion_tokens": 5, "total_tokens": 15}
+        });
+
+        let result = openai_to_anthropic(input).unwrap();
+        assert_eq!(result["content"][0]["type"], "tool_use");
+        assert_eq!(result["content"][0]["id"], "call_123");
+        assert_eq!(result["content"][0]["name"], "get_weather");
+        assert_eq!(result["content"][0]["input"]["location"], "Tokyo");
+        assert_eq!(result["stop_reason"], "tool_use");
+    }
+
+    #[test]
+    fn test_model_mapping_from_provider() {
+        let provider = create_openrouter_provider();
+        let body = json!({"model": "test"});
+
+        // sonnet 模型
+        assert_eq!(
+            get_model_from_provider("claude-sonnet-4-5-20250929", &provider, &body),
+            "anthropic/claude-sonnet-4.5"
+        );
+
+        // haiku 模型
+        assert_eq!(
+            get_model_from_provider("claude-haiku-4-5-20250929", &provider, &body),
+            "anthropic/claude-haiku-4.5"
+        );
+
+        // opus 模型
+        assert_eq!(
+            get_model_from_provider("claude-opus-4-5", &provider, &body),
+            "anthropic/claude-opus-4.5"
+        );
+    }
+
+    #[test]
+    fn test_anthropic_to_openai_model_mapping() {
+        let provider = create_openrouter_provider();
+        let input = json!({
+            "model": "claude-sonnet-4-5-20250929",
+            "max_tokens": 1024,
+            "messages": [{"role": "user", "content": "Hello"}]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        assert_eq!(result["model"], "anthropic/claude-sonnet-4.5");
+    }
+
+    #[test]
+    fn test_thinking_parameter_detection() {
+        let mut provider = create_openrouter_provider();
+        // 添加推理模型配置
+        if let Some(env) = provider.settings_config.get_mut("env") {
+            env["ANTHROPIC_REASONING_MODEL"] = json!("anthropic/claude-sonnet-4.5:extended");
+        }
+
+        let input = json!({
+            "model": "claude-sonnet-4-5",
+            "max_tokens": 1024,
+            "thinking": {"type": "enabled"},
+            "messages": [{"role": "user", "content": "Solve this problem"}]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        // 应该使用推理模型
+        assert_eq!(result["model"], "anthropic/claude-sonnet-4.5:extended");
+    }
+
+    #[test]
+    fn test_thinking_parameter_disabled() {
+        let mut provider = create_openrouter_provider();
+        if let Some(env) = provider.settings_config.get_mut("env") {
+            env["ANTHROPIC_REASONING_MODEL"] = json!("anthropic/claude-sonnet-4.5:extended");
+        }
+
+        let input = json!({
+            "model": "claude-sonnet-4-5",
+            "max_tokens": 1024,
+            "thinking": {"type": "disabled"},
+            "messages": [{"role": "user", "content": "Hello"}]
+        });
+
+        let result = anthropic_to_openai(input, &provider).unwrap();
+        // 应该使用普通模型
+        assert_eq!(result["model"], "anthropic/claude-sonnet-4.5");
+    }
+}
@@ -0,0 +1,214 @@
+//! Response Handler - 统一响应处理
+//!
+//! 提供流式和非流式响应的统一处理接口
+
+use super::session::ProxySession;
+use super::usage::parser::TokenUsage;
+use super::ProxyError;
+use bytes::Bytes;
+use futures::stream::{Stream, StreamExt};
+use serde_json::Value;
+use std::sync::Arc;
+use std::time::{Duration, Instant};
+use tokio::sync::Mutex;
+use tokio::time::timeout;
+
+/// 响应类型
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[allow(dead_code)]
+pub enum ResponseType {
+    /// 流式响应 (SSE)
+    Stream,
+    /// 非流式响应
+    NonStream,
+}
+
+impl ResponseType {
+    /// 从 Content-Type 检测响应类型
+    #[allow(dead_code)]
+    pub fn from_content_type(content_type: &str) -> Self {
+        if content_type.contains("text/event-stream") {
+            ResponseType::Stream
+        } else {
+            ResponseType::NonStream
+        }
+    }
+}
+
+/// 流式响应处理器
+#[allow(dead_code)]
+pub struct StreamHandler {
+    /// 空闲超时时间
+    idle_timeout: Duration,
+    /// 收集的事件
+    events: Arc<Mutex<Vec<Value>>>,
+}
+
+#[allow(dead_code)]
+impl StreamHandler {
+    /// 创建新的流式处理器
+    pub fn new(idle_timeout_secs: u64) -> Self {
+        Self {
+            idle_timeout: Duration::from_secs(idle_timeout_secs),
+            events: Arc::new(Mutex::new(Vec::new())),
+        }
+    }
+
+    /// 处理流式响应，返回分流后的客户端流
+    ///
+    /// 客户端流立即返回，内部流在后台收集事件
+    pub fn handle_stream<S>(
+        &self,
+        stream: S,
+    ) -> impl Stream<Item = Result<Bytes, std::io::Error>> + Send
+    where
+        S: Stream<Item = Result<Bytes, reqwest::Error>> + Send + 'static,
+    {
+        let events = self.events.clone();
+        let idle_timeout = self.idle_timeout;
+
+        async_stream::stream! {
+            let mut _last_activity = Instant::now();
+            let mut buffer = String::new();
+
+            tokio::pin!(stream);
+
+            loop {
+                let chunk_result = timeout(idle_timeout, stream.next()).await;
+
+                match chunk_result {
+                    Ok(Some(Ok(bytes))) => {
+                        _last_activity = Instant::now();
+
+                        // 解析 SSE 事件
+                        let text = String::from_utf8_lossy(&bytes);
+                        buffer.push_str(&text);
+
+                        // 提取完整事件
+                        while let Some(pos) = buffer.find("\n\n") {
+                            let event_text = buffer[..pos].to_string();
+                            buffer = buffer[pos + 2..].to_string();
+
+                            for line in event_text.lines() {
+                                if let Some(data) = line.strip_prefix("data: ") {
+                                    if data.trim() != "[DONE]" {
+                                        if let Ok(json) = serde_json::from_str::<Value>(data) {
+                                            let mut guard = events.lock().await;
+                                            guard.push(json);
+                                        }
+                                    }
+                                }
+                            }
+                        }
+
+                        yield Ok(bytes);
+                    }
+                    Ok(Some(Err(e))) => {
+                        log::error!("流错误: {e}");
+                        yield Err(std::io::Error::other(e.to_string()));
+                        break;
+                    }
+                    Ok(None) => {
+                        // 流结束
+                        break;
+                    }
+                    Err(_) => {
+                        // 空闲超时
+                        log::warn!("流式响应空闲超时: {idle_timeout:?} 无数据");
+                        yield Err(std::io::Error::other("Stream idle timeout"));
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
+    /// 获取收集的事件
+    pub async fn get_events(&self) -> Vec<Value> {
+        let guard = self.events.lock().await;
+        guard.clone()
+    }
+
+    /// 从收集的事件中提取 Token 使用量
+    pub async fn extract_usage(&self, session: &ProxySession) -> Option<TokenUsage> {
+        let events = self.get_events().await;
+
+        match session.client_format {
+            super::session::ClientFormat::Claude => TokenUsage::from_claude_stream_events(&events),
+            super::session::ClientFormat::Codex => TokenUsage::from_codex_stream_events(&events),
+            super::session::ClientFormat::Gemini | super::session::ClientFormat::GeminiCli => {
+                TokenUsage::from_gemini_stream_chunks(&events)
+            }
+            _ => None,
+        }
+    }
+}
+
+/// 非流式响应处理器
+#[allow(dead_code)]
+pub struct NonStreamHandler;
+
+#[allow(dead_code)]
+impl NonStreamHandler {
+    /// 处理非流式响应
+    ///
+    /// 克隆响应体用于后台解析，原始响应立即返回
+    pub async fn handle_response(
+        body: &[u8],
+        session: &ProxySession,
+    ) -> Result<Option<TokenUsage>, ProxyError> {
+        let json: Value = serde_json::from_slice(body)
+            .map_err(|e| ProxyError::TransformError(format!("Failed to parse response: {e}")))?;
+
+        let usage = match session.client_format {
+            super::session::ClientFormat::Claude => TokenUsage::from_claude_response(&json),
+            super::session::ClientFormat::Codex => TokenUsage::from_codex_response_adjusted(&json),
+            super::session::ClientFormat::Gemini | super::session::ClientFormat::GeminiCli => {
+                TokenUsage::from_gemini_response(&json)
+            }
+            super::session::ClientFormat::OpenAI => TokenUsage::from_openrouter_response(&json),
+            _ => None,
+        };
+
+        Ok(usage)
+    }
+}
+
+/// 统一响应分发器
+#[allow(dead_code)]
+pub struct ResponseDispatcher;
+
+#[allow(dead_code)]
+impl ResponseDispatcher {
+    /// 判断响应类型
+    pub fn detect_type(content_type: &str) -> ResponseType {
+        ResponseType::from_content_type(content_type)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_response_type_detection() {
+        assert_eq!(
+            ResponseType::from_content_type("text/event-stream"),
+            ResponseType::Stream
+        );
+        assert_eq!(
+            ResponseType::from_content_type("text/event-stream; charset=utf-8"),
+            ResponseType::Stream
+        );
+        assert_eq!(
+            ResponseType::from_content_type("application/json"),
+            ResponseType::NonStream
+        );
+    }
+
+    #[test]
+    fn test_stream_handler_creation() {
+        let handler = StreamHandler::new(30);
+        assert_eq!(handler.idle_timeout, Duration::from_secs(30));
+    }
+}
@@ -0,0 +1,70 @@
+//! Provider路由器
+//!
+//! 负责选择合适的Provider进行请求转发
+
+use super::ProxyError;
+use crate::{app_config::AppType, database::Database, provider::Provider};
+use std::sync::Arc;
+
+pub struct ProviderRouter {
+    db: Arc<Database>,
+}
+
+impl ProviderRouter {
+    pub fn new(db: Arc<Database>) -> Self {
+        Self { db }
+    }
+
+    /// 选择Provider（只使用标记为代理目标的 Provider）
+    pub async fn select_provider(
+        &self,
+        app_type: &AppType,
+        _failed_ids: &[String],
+    ) -> Result<Provider, ProxyError> {
+        // 1. 获取 Proxy Target Provider ID
+        let proxy_target_id = self
+            .db
+            .get_proxy_target_provider(app_type.as_str())
+            .map_err(|e| ProxyError::DatabaseError(e.to_string()))?;
+
+        let target_id = proxy_target_id.ok_or_else(|| {
+            log::warn!("[{}] 未设置代理目标 Provider", app_type.as_str());
+            ProxyError::NoAvailableProvider
+        })?;
+
+        // 2. 获取所有 Provider
+        let providers = self
+            .db
+            .get_all_providers(app_type.as_str())
+            .map_err(|e| ProxyError::DatabaseError(e.to_string()))?;
+
+        // 3. 找到目标 Provider
+        let target = providers.get(&target_id).ok_or_else(|| {
+            log::warn!(
+                "[{}] 代理目标 Provider 不存在: {}",
+                app_type.as_str(),
+                target_id
+            );
+            ProxyError::NoAvailableProvider
+        })?;
+
+        log::info!(
+            "[{}] 使用代理目标 Provider: {}",
+            app_type.as_str(),
+            target.name
+        );
+        Ok(target.clone())
+    }
+
+    /// 更新Provider健康状态（保留接口但不影响选择）
+    #[allow(dead_code)]
+    pub async fn update_health(
+        &self,
+        _provider: &Provider,
+        _app_type: &AppType,
+        _success: bool,
+        _error_msg: Option<String>,
+    ) {
+        // 不再记录健康状态
+    }
+}
@@ -0,0 +1,170 @@
+//! HTTP代理服务器
+//!
+//! 基于Axum的HTTP服务器，处理代理请求
+
+use super::{handlers, types::*, ProxyError};
+use crate::database::Database;
+use axum::{
+    routing::{get, post},
+    Router,
+};
+use std::net::SocketAddr;
+use std::sync::Arc;
+use tokio::sync::{oneshot, RwLock};
+use tower_http::cors::{Any, CorsLayer};
+
+/// 代理服务器状态（共享）
+#[derive(Clone)]
+pub struct ProxyState {
+    pub db: Arc<Database>,
+    pub config: Arc<RwLock<ProxyConfig>>,
+    pub status: Arc<RwLock<ProxyStatus>>,
+    pub start_time: Arc<RwLock<Option<std::time::Instant>>>,
+    /// 每个应用类型当前使用的 provider (app_type -> (provider_id, provider_name))
+    pub current_providers: Arc<RwLock<std::collections::HashMap<String, (String, String)>>>,
+}
+
+/// 代理HTTP服务器
+pub struct ProxyServer {
+    config: ProxyConfig,
+    state: ProxyState,
+    shutdown_tx: Arc<RwLock<Option<oneshot::Sender<()>>>>,
+}
+
+impl ProxyServer {
+    pub fn new(config: ProxyConfig, db: Arc<Database>) -> Self {
+        let state = ProxyState {
+            db,
+            config: Arc::new(RwLock::new(config.clone())),
+            status: Arc::new(RwLock::new(ProxyStatus::default())),
+            start_time: Arc::new(RwLock::new(None)),
+            current_providers: Arc::new(RwLock::new(std::collections::HashMap::new())),
+        };
+
+        Self {
+            config,
+            state,
+            shutdown_tx: Arc::new(RwLock::new(None)),
+        }
+    }
+
+    pub async fn start(&self) -> Result<ProxyServerInfo, ProxyError> {
+        // 检查是否已在运行
+        if self.shutdown_tx.read().await.is_some() {
+            return Err(ProxyError::AlreadyRunning);
+        }
+
+        let addr: SocketAddr =
+            format!("{}:{}", self.config.listen_address, self.config.listen_port)
+                .parse()
+                .map_err(|e| ProxyError::BindFailed(format!("无效的地址: {e}")))?;
+
+        // 创建关闭通道
+        let (shutdown_tx, shutdown_rx) = oneshot::channel();
+
+        // 构建路由
+        let app = self.build_router();
+
+        // 绑定监听器
+        let listener = tokio::net::TcpListener::bind(&addr)
+            .await
+            .map_err(|e| ProxyError::BindFailed(e.to_string()))?;
+
+        log::info!("代理服务器启动于 {addr}");
+
+        // 保存关闭句柄
+        *self.shutdown_tx.write().await = Some(shutdown_tx);
+
+        // 更新状态
+        let mut status = self.state.status.write().await;
+        status.running = true;
+        status.address = self.config.listen_address.clone();
+        status.port = self.config.listen_port;
+        drop(status);
+
+        // 记录启动时间
+        *self.state.start_time.write().await = Some(std::time::Instant::now());
+
+        // 启动服务器
+        let state = self.state.clone();
+        tokio::spawn(async move {
+            axum::serve(listener, app)
+                .with_graceful_shutdown(async {
+                    shutdown_rx.await.ok();
+                })
+                .await
+                .ok();
+
+            // 服务器停止后更新状态
+            state.status.write().await.running = false;
+            *state.start_time.write().await = None;
+        });
+
+        Ok(ProxyServerInfo {
+            address: self.config.listen_address.clone(),
+            port: self.config.listen_port,
+            started_at: chrono::Utc::now().to_rfc3339(),
+        })
+    }
+
+    pub async fn stop(&self) -> Result<(), ProxyError> {
+        if let Some(tx) = self.shutdown_tx.write().await.take() {
+            let _ = tx.send(());
+            Ok(())
+        } else {
+            Err(ProxyError::NotRunning)
+        }
+    }
+
+    pub async fn get_status(&self) -> ProxyStatus {
+        let mut status = self.state.status.read().await.clone();
+
+        // 计算运行时间
+        if let Some(start) = *self.state.start_time.read().await {
+            status.uptime_seconds = start.elapsed().as_secs();
+        }
+
+        // 从 current_providers HashMap 获取每个应用类型当前正在使用的 provider
+        let current_providers = self.state.current_providers.read().await;
+        status.active_targets = current_providers
+            .iter()
+            .map(|(app_type, (provider_id, provider_name))| ActiveTarget {
+                app_type: app_type.clone(),
+                provider_id: provider_id.clone(),
+                provider_name: provider_name.clone(),
+            })
+            .collect();
+
+        status
+    }
+
+    fn build_router(&self) -> Router {
+        let cors = CorsLayer::new()
+            .allow_origin(Any)
+            .allow_methods(Any)
+            .allow_headers(Any);
+
+        Router::new()
+            // 健康检查
+            .route("/health", get(handlers::health_check))
+            .route("/status", get(handlers::get_status))
+            // Claude API
+            .route("/v1/messages", post(handlers::handle_messages))
+            // OpenAI Chat Completions API (Codex CLI)
+            .route(
+                "/v1/chat/completions",
+                post(handlers::handle_chat_completions),
+            )
+            // OpenAI Responses API (Codex CLI)
+            .route("/v1/responses", post(handlers::handle_responses))
+            // Gemini API
+            .route("/v1beta/*path", post(handlers::handle_gemini))
+            .layer(cors)
+            .with_state(self.state.clone())
+    }
+
+    /// 在不重启服务的情况下更新运行时配置
+    pub async fn apply_runtime_config(&self, config: &ProxyConfig) {
+        *self.state.config.write().await = config.clone();
+    }
+}
@@ -0,0 +1,298 @@
+//! Proxy Session - 请求会话管理
+//!
+//! 为每个代理请求创建会话上下文，在整个请求生命周期中跟踪状态和元数据。
+
+use std::time::Instant;
+use uuid::Uuid;
+
+/// 客户端请求格式
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[allow(dead_code)]
+pub enum ClientFormat {
+    /// Claude Messages API (/v1/messages)
+    Claude,
+    /// Codex Response API (/v1/responses)
+    Codex,
+    /// OpenAI Chat Completions API (/v1/chat/completions)
+    OpenAI,
+    /// Gemini API (/v1beta/models/*/generateContent)
+    Gemini,
+    /// Gemini CLI API (/v1internal/models/*/generateContent)
+    GeminiCli,
+    /// 未知格式
+    Unknown,
+}
+
+#[allow(dead_code)]
+impl ClientFormat {
+    /// 从请求路径检测格式
+    pub fn from_path(path: &str) -> Self {
+        if path.contains("/v1/messages") {
+            ClientFormat::Claude
+        } else if path.contains("/v1/responses") {
+            ClientFormat::Codex
+        } else if path.contains("/v1/chat/completions") {
+            ClientFormat::OpenAI
+        } else if path.contains("/v1internal/") && path.contains("generateContent") {
+            // Gemini CLI 使用 /v1internal/ 路径
+            ClientFormat::GeminiCli
+        } else if (path.contains("/v1beta/") || path.contains("/v1/"))
+            && path.contains("generateContent")
+        {
+            // Gemini API 使用 /v1beta/ 或 /v1/ 路径
+            ClientFormat::Gemini
+        } else if path.contains("generateContent") {
+            // 通用 Gemini 端点
+            ClientFormat::Gemini
+        } else {
+            ClientFormat::Unknown
+        }
+    }
+
+    /// 从请求体内容检测格式（回退方案）
+    pub fn from_body(body: &serde_json::Value) -> Self {
+        // Claude 格式特征: messages 数组 + model 字段 + 无 response_format
+        if body.get("messages").is_some()
+            && body.get("model").is_some()
+            && body.get("response_format").is_none()
+            && body.get("contents").is_none()
+        {
+            // 区分 Claude 和 OpenAI
+            if body.get("max_tokens").is_some() {
+                return ClientFormat::Claude;
+            }
+            return ClientFormat::OpenAI;
+        }
+
+        // Codex 格式特征: input 字段
+        if body.get("input").is_some() {
+            return ClientFormat::Codex;
+        }
+
+        // Gemini 格式特征: contents 数组
+        if body.get("contents").is_some() {
+            return ClientFormat::Gemini;
+        }
+
+        ClientFormat::Unknown
+    }
+
+    /// 转换为字符串
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            ClientFormat::Claude => "claude",
+            ClientFormat::Codex => "codex",
+            ClientFormat::OpenAI => "openai",
+            ClientFormat::Gemini => "gemini",
+            ClientFormat::GeminiCli => "gemini_cli",
+            ClientFormat::Unknown => "unknown",
+        }
+    }
+}
+
+impl std::fmt::Display for ClientFormat {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}", self.as_str())
+    }
+}
+
+/// 代理会话
+///
+/// 包含请求全生命周期的上下文数据
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub struct ProxySession {
+    /// 唯一会话 ID
+    pub session_id: String,
+    /// 请求开始时间
+    pub start_time: Instant,
+    /// HTTP 方法
+    pub method: String,
+    /// 请求 URL
+    pub request_url: String,
+    /// User-Agent
+    pub user_agent: Option<String>,
+    /// 客户端请求格式
+    pub client_format: ClientFormat,
+    /// 选定的供应商 ID
+    pub provider_id: Option<String>,
+    /// 模型名称
+    pub model: Option<String>,
+    /// 是否为流式请求
+    pub is_streaming: bool,
+}
+
+#[allow(dead_code)]
+impl ProxySession {
+    /// 从请求创建会话
+    pub fn from_request(
+        method: &str,
+        request_url: &str,
+        user_agent: Option<&str>,
+        body: Option<&serde_json::Value>,
+    ) -> Self {
+        // 检测客户端格式
+        let mut client_format = ClientFormat::from_path(request_url);
+        if client_format == ClientFormat::Unknown {
+            if let Some(body) = body {
+                client_format = ClientFormat::from_body(body);
+            }
+        }
+
+        // 检测是否为流式请求
+        let is_streaming = body
+            .and_then(|b| b.get("stream"))
+            .and_then(|v| v.as_bool())
+            .unwrap_or(false);
+
+        // 提取模型名称
+        let model = body
+            .and_then(|b| b.get("model"))
+            .and_then(|v| v.as_str())
+            .map(|s| s.to_string());
+
+        Self {
+            session_id: Uuid::new_v4().to_string(),
+            start_time: Instant::now(),
+            method: method.to_string(),
+            request_url: request_url.to_string(),
+            user_agent: user_agent.map(|s| s.to_string()),
+            client_format,
+            provider_id: None,
+            model,
+            is_streaming,
+        }
+    }
+
+    /// 设置供应商 ID
+    pub fn with_provider(mut self, provider_id: &str) -> Self {
+        self.provider_id = Some(provider_id.to_string());
+        self
+    }
+
+    /// 获取请求延迟（毫秒）
+    pub fn latency_ms(&self) -> u64 {
+        self.start_time.elapsed().as_millis() as u64
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    #[test]
+    fn test_client_format_from_path_claude() {
+        assert_eq!(
+            ClientFormat::from_path("/v1/messages"),
+            ClientFormat::Claude
+        );
+        assert_eq!(
+            ClientFormat::from_path("/api/v1/messages"),
+            ClientFormat::Claude
+        );
+    }
+
+    #[test]
+    fn test_client_format_from_path_codex() {
+        assert_eq!(
+            ClientFormat::from_path("/v1/responses"),
+            ClientFormat::Codex
+        );
+    }
+
+    #[test]
+    fn test_client_format_from_path_openai() {
+        assert_eq!(
+            ClientFormat::from_path("/v1/chat/completions"),
+            ClientFormat::OpenAI
+        );
+    }
+
+    #[test]
+    fn test_client_format_from_path_gemini() {
+        assert_eq!(
+            ClientFormat::from_path("/v1beta/models/gemini-pro:generateContent"),
+            ClientFormat::Gemini
+        );
+    }
+
+    #[test]
+    fn test_client_format_from_path_gemini_cli() {
+        assert_eq!(
+            ClientFormat::from_path("/v1internal/models/gemini-pro:generateContent"),
+            ClientFormat::GeminiCli
+        );
+    }
+
+    #[test]
+    fn test_client_format_from_body_claude() {
+        let body = json!({
+            "model": "claude-3-5-sonnet",
+            "messages": [{"role": "user", "content": "Hello"}],
+            "max_tokens": 1024
+        });
+        assert_eq!(ClientFormat::from_body(&body), ClientFormat::Claude);
+    }
+
+    #[test]
+    fn test_client_format_from_body_codex() {
+        let body = json!({
+            "input": "Write a function"
+        });
+        assert_eq!(ClientFormat::from_body(&body), ClientFormat::Codex);
+    }
+
+    #[test]
+    fn test_client_format_from_body_gemini() {
+        let body = json!({
+            "contents": [{"parts": [{"text": "Hello"}]}]
+        });
+        assert_eq!(ClientFormat::from_body(&body), ClientFormat::Gemini);
+    }
+
+    #[test]
+    fn test_session_id_uniqueness() {
+        let session1 = ProxySession::from_request("POST", "/v1/messages", None, None);
+        let session2 = ProxySession::from_request("POST", "/v1/messages", None, None);
+        assert_ne!(session1.session_id, session2.session_id);
+    }
+
+    #[test]
+    fn test_session_from_request() {
+        let body = json!({
+            "model": "claude-3-5-sonnet",
+            "messages": [{"role": "user", "content": "Hello"}],
+            "max_tokens": 1024,
+            "stream": true
+        });
+
+        let session =
+            ProxySession::from_request("POST", "/v1/messages", Some("Mozilla/5.0"), Some(&body));
+
+        assert_eq!(session.method, "POST");
+        assert_eq!(session.request_url, "/v1/messages");
+        assert_eq!(session.user_agent, Some("Mozilla/5.0".to_string()));
+        assert_eq!(session.client_format, ClientFormat::Claude);
+        assert_eq!(session.model, Some("claude-3-5-sonnet".to_string()));
+        assert!(session.is_streaming);
+    }
+
+    #[test]
+    fn test_session_with_provider() {
+        let session = ProxySession::from_request("POST", "/v1/messages", None, None)
+            .with_provider("provider-123");
+
+        assert_eq!(session.provider_id, Some("provider-123".to_string()));
+    }
+
+    #[test]
+    fn test_client_format_as_str() {
+        assert_eq!(ClientFormat::Claude.as_str(), "claude");
+        assert_eq!(ClientFormat::Codex.as_str(), "codex");
+        assert_eq!(ClientFormat::OpenAI.as_str(), "openai");
+        assert_eq!(ClientFormat::Gemini.as_str(), "gemini");
+        assert_eq!(ClientFormat::GeminiCli.as_str(), "gemini_cli");
+        assert_eq!(ClientFormat::Unknown.as_str(), "unknown");
+    }
+}
@@ -0,0 +1,119 @@
+use serde::{Deserialize, Serialize};
+
+/// 代理服务器配置
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ProxyConfig {
+    /// 是否启用代理服务
+    pub enabled: bool,
+    /// 监听地址
+    pub listen_address: String,
+    /// 监听端口
+    pub listen_port: u16,
+    /// 最大重试次数
+    pub max_retries: u8,
+    /// 请求超时时间（秒）
+    pub request_timeout: u64,
+    /// 是否启用日志
+    pub enable_logging: bool,
+}
+
+impl Default for ProxyConfig {
+    fn default() -> Self {
+        Self {
+            enabled: false,
+            listen_address: "127.0.0.1".to_string(),
+            listen_port: 15721, // 使用较少占用的高位端口
+            max_retries: 3,
+            request_timeout: 300,
+            enable_logging: true,
+        }
+    }
+}
+
+/// 代理服务器状态
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct ProxyStatus {
+    /// 是否运行中
+    pub running: bool,
+    /// 监听地址
+    pub address: String,
+    /// 监听端口
+    pub port: u16,
+    /// 活跃连接数
+    pub active_connections: usize,
+    /// 总请求数
+    pub total_requests: u64,
+    /// 成功请求数
+    pub success_requests: u64,
+    /// 失败请求数
+    pub failed_requests: u64,
+    /// 成功率 (0-100)
+    pub success_rate: f32,
+    /// 运行时间（秒）
+    pub uptime_seconds: u64,
+    /// 当前使用的Provider名称
+    pub current_provider: Option<String>,
+    /// 当前Provider的ID
+    pub current_provider_id: Option<String>,
+    /// 最后一次请求时间
+    pub last_request_at: Option<String>,
+    /// 最后一次错误信息
+    pub last_error: Option<String>,
+    /// Provider故障转移次数
+    pub failover_count: u64,
+    /// 当前活跃的代理目标列表
+    #[serde(default)]
+    pub active_targets: Vec<ActiveTarget>,
+}
+
+/// 活跃的代理目标信息
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ActiveTarget {
+    pub app_type: String, // "Claude" | "Codex" | "Gemini"
+    pub provider_name: String,
+    pub provider_id: String,
+}
+
+/// 代理服务器信息
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ProxyServerInfo {
+    pub address: String,
+    pub port: u16,
+    pub started_at: String,
+}
+
+/// API 格式类型（预留，当前不需要格式转换）
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[allow(dead_code)]
+pub enum ApiFormat {
+    Claude,
+    OpenAI,
+    Gemini,
+}
+
+/// Provider健康状态
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ProviderHealth {
+    pub provider_id: String,
+    pub app_type: String,
+    pub is_healthy: bool,
+    pub consecutive_failures: u32,
+    pub last_success_at: Option<String>,
+    pub last_failure_at: Option<String>,
+    pub last_error: Option<String>,
+    pub updated_at: String,
+}
+
+/// 使用统计记录
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ProxyUsageRecord {
+    pub provider_id: String,
+    pub app_type: String,
+    pub endpoint: String,
+    pub request_tokens: Option<i32>,
+    pub response_tokens: Option<i32>,
+    pub status_code: u16,
+    pub latency_ms: u64,
+    pub error: Option<String>,
+    pub timestamp: String,
+}
@@ -0,0 +1,186 @@
+//! Cost Calculator - 计算 API 请求成本
+//!
+//! 使用高精度 Decimal 类型避免浮点数精度问题
+
+use super::parser::TokenUsage;
+use rust_decimal::Decimal;
+use std::str::FromStr;
+
+/// 成本明细
+#[derive(Debug, Clone)]
+pub struct CostBreakdown {
+    pub input_cost: Decimal,
+    pub output_cost: Decimal,
+    pub cache_read_cost: Decimal,
+    pub cache_creation_cost: Decimal,
+    pub total_cost: Decimal,
+}
+
+/// 模型定价信息
+#[derive(Debug, Clone)]
+pub struct ModelPricing {
+    pub input_cost_per_million: Decimal,
+    pub output_cost_per_million: Decimal,
+    pub cache_read_cost_per_million: Decimal,
+    pub cache_creation_cost_per_million: Decimal,
+}
+
+/// 成本计算器
+pub struct CostCalculator;
+
+impl CostCalculator {
+    /// 计算请求成本
+    ///
+    /// # 参数
+    /// - `usage`: Token 使用量
+    /// - `pricing`: 模型定价
+    /// - `cost_multiplier`: 成本倍数 (provider 自定义)
+    pub fn calculate(
+        usage: &TokenUsage,
+        pricing: &ModelPricing,
+        cost_multiplier: Decimal,
+    ) -> CostBreakdown {
+        let million = Decimal::from(1_000_000);
+
+        let input_cost = Decimal::from(usage.input_tokens) * pricing.input_cost_per_million
+            / million
+            * cost_multiplier;
+        let output_cost = Decimal::from(usage.output_tokens) * pricing.output_cost_per_million
+            / million
+            * cost_multiplier;
+        let cache_read_cost =
+            Decimal::from(usage.cache_read_tokens) * pricing.cache_read_cost_per_million / million
+                * cost_multiplier;
+        let cache_creation_cost = Decimal::from(usage.cache_creation_tokens)
+            * pricing.cache_creation_cost_per_million
+            / million
+            * cost_multiplier;
+
+        let total_cost = input_cost + output_cost + cache_read_cost + cache_creation_cost;
+
+        CostBreakdown {
+            input_cost,
+            output_cost,
+            cache_read_cost,
+            cache_creation_cost,
+            total_cost,
+        }
+    }
+
+    /// 尝试计算成本，如果模型未知则返回 None
+    pub fn try_calculate(
+        usage: &TokenUsage,
+        pricing: Option<&ModelPricing>,
+        cost_multiplier: Decimal,
+    ) -> Option<CostBreakdown> {
+        pricing.map(|p| Self::calculate(usage, p, cost_multiplier))
+    }
+}
+
+impl ModelPricing {
+    /// 从字符串创建定价信息
+    pub fn from_strings(
+        input: &str,
+        output: &str,
+        cache_read: &str,
+        cache_creation: &str,
+    ) -> Result<Self, rust_decimal::Error> {
+        Ok(Self {
+            input_cost_per_million: Decimal::from_str(input)?,
+            output_cost_per_million: Decimal::from_str(output)?,
+            cache_read_cost_per_million: Decimal::from_str(cache_read)?,
+            cache_creation_cost_per_million: Decimal::from_str(cache_creation)?,
+        })
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_cost_calculation() {
+        let usage = TokenUsage {
+            input_tokens: 1000,
+            output_tokens: 500,
+            cache_read_tokens: 200,
+            cache_creation_tokens: 100,
+            model: None,
+        };
+
+        let pricing = ModelPricing::from_strings("3.0", "15.0", "0.3", "3.75").unwrap();
+        let multiplier = Decimal::from_str("1.0").unwrap();
+
+        let cost = CostCalculator::calculate(&usage, &pricing, multiplier);
+
+        // input: 1000 * 3.0 / 1M = 0.003
+        assert_eq!(cost.input_cost, Decimal::from_str("0.003").unwrap());
+        // output: 500 * 15.0 / 1M = 0.0075
+        assert_eq!(cost.output_cost, Decimal::from_str("0.0075").unwrap());
+        // cache_read: 200 * 0.3 / 1M = 0.00006
+        assert_eq!(cost.cache_read_cost, Decimal::from_str("0.00006").unwrap());
+        // cache_creation: 100 * 3.75 / 1M = 0.000375
+        assert_eq!(
+            cost.cache_creation_cost,
+            Decimal::from_str("0.000375").unwrap()
+        );
+        // total: 0.003 + 0.0075 + 0.00006 + 0.000375 = 0.010935
+        assert_eq!(cost.total_cost, Decimal::from_str("0.010935").unwrap());
+    }
+
+    #[test]
+    fn test_cost_multiplier() {
+        let usage = TokenUsage {
+            input_tokens: 1000,
+            output_tokens: 0,
+            cache_read_tokens: 0,
+            cache_creation_tokens: 0,
+            model: None,
+        };
+
+        let pricing = ModelPricing::from_strings("3.0", "15.0", "0", "0").unwrap();
+        let multiplier = Decimal::from_str("1.5").unwrap();
+
+        let cost = CostCalculator::calculate(&usage, &pricing, multiplier);
+
+        // input: 1000 * 3.0 / 1M * 1.5 = 0.0045
+        assert_eq!(cost.input_cost, Decimal::from_str("0.0045").unwrap());
+        assert_eq!(cost.total_cost, Decimal::from_str("0.0045").unwrap());
+    }
+
+    #[test]
+    fn test_unknown_model_handling() {
+        let usage = TokenUsage {
+            input_tokens: 1000,
+            output_tokens: 500,
+            cache_read_tokens: 0,
+            cache_creation_tokens: 0,
+            model: None,
+        };
+
+        let multiplier = Decimal::from_str("1.0").unwrap();
+        let cost = CostCalculator::try_calculate(&usage, None, multiplier);
+
+        assert!(cost.is_none());
+    }
+
+    #[test]
+    fn test_decimal_precision() {
+        let usage = TokenUsage {
+            input_tokens: 1,
+            output_tokens: 1,
+            cache_read_tokens: 1,
+            cache_creation_tokens: 1,
+            model: None,
+        };
+
+        let pricing = ModelPricing::from_strings("0.075", "0.3", "0.01875", "0.075").unwrap();
+        let multiplier = Decimal::from_str("1.0").unwrap();
+
+        let cost = CostCalculator::calculate(&usage, &pricing, multiplier);
+
+        // 验证高精度计算
+        assert!(cost.total_cost > Decimal::ZERO);
+        assert!(cost.total_cost.to_string().len() > 2); // 确保保留了小数位
+    }
+}
@@ -0,0 +1,286 @@
+//! Usage Logger - 记录 API 请求使用情况
+
+use super::calculator::{CostBreakdown, CostCalculator, ModelPricing};
+use super::parser::TokenUsage;
+use crate::database::Database;
+use crate::error::AppError;
+use crate::services::usage_stats::find_model_pricing_row;
+use rust_decimal::Decimal;
+use std::time::SystemTime;
+
+/// 请求日志
+#[derive(Debug, Clone)]
+pub struct RequestLog {
+    pub request_id: String,
+    pub provider_id: String,
+    pub app_type: String,
+    pub model: String,
+    pub usage: TokenUsage,
+    pub cost: Option<CostBreakdown>,
+    pub latency_ms: u64,
+    pub first_token_ms: Option<u64>,
+    pub status_code: u16,
+    pub error_message: Option<String>,
+    pub session_id: Option<String>,
+    /// 供应商类型 (claude, claude_auth, codex, gemini, gemini_cli, openrouter)
+    pub provider_type: Option<String>,
+    /// 是否为流式请求
+    pub is_streaming: bool,
+    /// 成本倍数
+    pub cost_multiplier: String,
+}
+
+/// 使用量记录器
+pub struct UsageLogger<'a> {
+    db: &'a Database,
+}
+
+impl<'a> UsageLogger<'a> {
+    pub fn new(db: &'a Database) -> Self {
+        Self { db }
+    }
+
+    /// 记录成功的请求
+    pub fn log_request(&self, log: &RequestLog) -> Result<(), AppError> {
+        let conn = crate::database::lock_conn!(self.db.conn);
+
+        let (input_cost, output_cost, cache_read_cost, cache_creation_cost, total_cost) =
+            if let Some(cost) = &log.cost {
+                (
+                    cost.input_cost.to_string(),
+                    cost.output_cost.to_string(),
+                    cost.cache_read_cost.to_string(),
+                    cost.cache_creation_cost.to_string(),
+                    cost.total_cost.to_string(),
+                )
+            } else {
+                (
+                    "0".to_string(),
+                    "0".to_string(),
+                    "0".to_string(),
+                    "0".to_string(),
+                    "0".to_string(),
+                )
+            };
+
+        let created_at = SystemTime::now()
+            .duration_since(SystemTime::UNIX_EPOCH)
+            .unwrap()
+            .as_secs() as i64;
+
+        conn.execute(
+            "INSERT INTO proxy_request_logs (
+                request_id, provider_id, app_type, model,
+                input_tokens, output_tokens, cache_read_tokens, cache_creation_tokens,
+                input_cost_usd, output_cost_usd, cache_read_cost_usd, cache_creation_cost_usd, total_cost_usd,
+                latency_ms, first_token_ms, status_code, error_message, session_id,
+                provider_type, is_streaming, cost_multiplier, created_at
+            ) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11, ?12, ?13, ?14, ?15, ?16, ?17, ?18, ?19, ?20, ?21, ?22)",
+            rusqlite::params![
+                log.request_id,
+                log.provider_id,
+                log.app_type,
+                log.model,
+                log.usage.input_tokens,
+                log.usage.output_tokens,
+                log.usage.cache_read_tokens,
+                log.usage.cache_creation_tokens,
+                input_cost,
+                output_cost,
+                cache_read_cost,
+                cache_creation_cost,
+                total_cost,
+                log.latency_ms as i64,
+                log.first_token_ms.map(|v| v as i64),
+                log.status_code as i64,
+                log.error_message,
+                log.session_id,
+                log.provider_type,
+                log.is_streaming as i64,
+                log.cost_multiplier,
+                created_at,
+            ],
+        )
+        .map_err(|e| AppError::Database(format!("记录请求日志失败: {e}")))?;
+
+        Ok(())
+    }
+
+    /// 记录失败的请求
+    #[allow(dead_code, clippy::too_many_arguments)]
+    pub fn log_error(
+        &self,
+        request_id: String,
+        provider_id: String,
+        app_type: String,
+        model: String,
+        status_code: u16,
+        error_message: String,
+        latency_ms: u64,
+    ) -> Result<(), AppError> {
+        let log = RequestLog {
+            request_id,
+            provider_id,
+            app_type,
+            model,
+            usage: TokenUsage::default(),
+            cost: None,
+            latency_ms,
+            first_token_ms: None,
+            status_code,
+            error_message: Some(error_message),
+            session_id: None,
+            provider_type: None,
+            is_streaming: false,
+            cost_multiplier: "1.0".to_string(),
+        };
+
+        self.log_request(&log)
+    }
+
+    /// 获取模型定价
+    pub fn get_model_pricing(&self, model_id: &str) -> Result<Option<ModelPricing>, AppError> {
+        let conn = crate::database::lock_conn!(self.db.conn);
+        let row = find_model_pricing_row(&conn, model_id)?;
+        match row {
+            Some((input, output, cache_read, cache_creation)) => {
+                ModelPricing::from_strings(&input, &output, &cache_read, &cache_creation)
+                    .map(Some)
+                    .map_err(|e| AppError::Database(format!("解析定价数据失败: {e}")))
+            }
+            None => Ok(None),
+        }
+    }
+
+    /// 计算并记录请求
+    #[allow(clippy::too_many_arguments)]
+    pub fn log_with_calculation(
+        &self,
+        request_id: String,
+        provider_id: String,
+        app_type: String,
+        model: String,
+        usage: TokenUsage,
+        cost_multiplier: Decimal,
+        latency_ms: u64,
+        first_token_ms: Option<u64>,
+        status_code: u16,
+        session_id: Option<String>,
+        provider_type: Option<String>,
+        is_streaming: bool,
+    ) -> Result<(), AppError> {
+        let pricing = self.get_model_pricing(&model)?;
+
+        if pricing.is_none() {
+            log::warn!("模型 {model} 的定价信息未找到，成本将记录为 0");
+        }
+
+        let cost = CostCalculator::try_calculate(&usage, pricing.as_ref(), cost_multiplier);
+
+        let log = RequestLog {
+            request_id,
+            provider_id,
+            app_type,
+            model,
+            usage,
+            cost,
+            latency_ms,
+            first_token_ms,
+            status_code,
+            error_message: None,
+            session_id,
+            provider_type,
+            is_streaming,
+            cost_multiplier: cost_multiplier.to_string(),
+        };
+
+        self.log_request(&log)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_log_request() -> Result<(), AppError> {
+        let db = Database::memory()?;
+
+        // 插入测试定价
+        {
+            let conn = crate::database::lock_conn!(db.conn);
+            conn.execute(
+                "INSERT INTO model_pricing (model_id, display_name, input_cost_per_million, output_cost_per_million)
+                 VALUES ('test-model', 'Test Model', '3.0', '15.0')",
+                [],
+            )
+            .unwrap();
+        }
+
+        let logger = UsageLogger::new(&db);
+
+        let usage = TokenUsage {
+            input_tokens: 1000,
+            output_tokens: 500,
+            cache_read_tokens: 0,
+            cache_creation_tokens: 0,
+            model: None,
+        };
+
+        logger.log_with_calculation(
+            "req-123".to_string(),
+            "provider-1".to_string(),
+            "claude".to_string(),
+            "test-model".to_string(),
+            usage,
+            Decimal::from(1),
+            100,
+            None,
+            200,
+            None,
+            Some("claude".to_string()),
+            false,
+        )?;
+
+        // 验证记录已插入
+        let conn = crate::database::lock_conn!(db.conn);
+        let count: i64 = conn
+            .query_row(
+                "SELECT COUNT(*) FROM proxy_request_logs WHERE request_id = 'req-123'",
+                [],
+                |row| row.get(0),
+            )
+            .unwrap();
+        assert_eq!(count, 1);
+        Ok(())
+    }
+
+    #[test]
+    fn test_log_error() -> Result<(), AppError> {
+        let db = Database::memory()?;
+        let logger = UsageLogger::new(&db);
+
+        logger.log_error(
+            "req-error".to_string(),
+            "provider-1".to_string(),
+            "claude".to_string(),
+            "unknown-model".to_string(),
+            500,
+            "Internal Server Error".to_string(),
+            50,
+        )?;
+
+        // 验证错误记录已插入
+        let conn = crate::database::lock_conn!(db.conn);
+        let (status, error): (i64, Option<String>) = conn
+            .query_row(
+                "SELECT status_code, error_message FROM proxy_request_logs WHERE request_id = 'req-error'",
+                [],
+                |row| Ok((row.get(0)?, row.get(1)?)),
+            )
+            .unwrap();
+        assert_eq!(status, 500);
+        assert_eq!(error, Some("Internal Server Error".to_string()));
+        Ok(())
+    }
+}
@@ -0,0 +1,15 @@
+//! Proxy Usage Tracking Module
+//!
+//! 提供 API 请求的使用量跟踪、成本计算和日志记录功能
+
+pub mod calculator;
+pub mod logger;
+pub mod parser;
+
+// 仅导出内部使用的类型,避免未使用警告
+#[allow(unused_imports)]
+pub use calculator::{CostBreakdown, CostCalculator, ModelPricing};
+#[allow(unused_imports)]
+pub use logger::{RequestLog, UsageLogger};
+#[allow(unused_imports)]
+pub use parser::{ApiType, TokenUsage};
@@ -0,0 +1,534 @@
+//! Response Parser - 从 API 响应中提取 token 使用量
+//!
+//! 支持多种 API 格式：
+//! - Claude API (非流式和流式)
+//! - OpenRouter (OpenAI 格式)
+//! - Codex API (非流式和流式)
+//! - Gemini API (非流式和流式)
+
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+
+/// Token 使用量统计
+#[derive(Debug, Clone, Default, Serialize, Deserialize)]
+pub struct TokenUsage {
+    pub input_tokens: u32,
+    pub output_tokens: u32,
+    pub cache_read_tokens: u32,
+    pub cache_creation_tokens: u32,
+    /// 从响应中提取的实际模型名称（如果可用）
+    pub model: Option<String>,
+}
+
+/// API 类型
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[allow(dead_code)]
+pub enum ApiType {
+    Claude,
+    OpenRouter,
+    Codex,
+    Gemini,
+}
+
+impl TokenUsage {
+    /// 从 Claude API 非流式响应解析
+    pub fn from_claude_response(body: &Value) -> Option<Self> {
+        let usage = body.get("usage")?;
+        Some(Self {
+            input_tokens: usage.get("input_tokens")?.as_u64()? as u32,
+            output_tokens: usage.get("output_tokens")?.as_u64()? as u32,
+            cache_read_tokens: usage
+                .get("cache_read_input_tokens")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            cache_creation_tokens: usage
+                .get("cache_creation_input_tokens")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            model: None,
+        })
+    }
+
+    /// 从 Claude API 流式响应解析
+    #[allow(dead_code)]
+    pub fn from_claude_stream_events(events: &[Value]) -> Option<Self> {
+        let mut usage = Self::default();
+
+        for event in events {
+            if let Some(event_type) = event.get("type").and_then(|v| v.as_str()) {
+                match event_type {
+                    "message_start" => {
+                        if let Some(msg_usage) = event.get("message").and_then(|m| m.get("usage")) {
+                            // 从 message_start 获取 input_tokens（原生 Claude API）
+                            if let Some(input) =
+                                msg_usage.get("input_tokens").and_then(|v| v.as_u64())
+                            {
+                                usage.input_tokens = input as u32;
+                            }
+                            usage.cache_read_tokens = msg_usage
+                                .get("cache_read_input_tokens")
+                                .and_then(|v| v.as_u64())
+                                .unwrap_or(0)
+                                as u32;
+                            usage.cache_creation_tokens = msg_usage
+                                .get("cache_creation_input_tokens")
+                                .and_then(|v| v.as_u64())
+                                .unwrap_or(0)
+                                as u32;
+                        }
+                    }
+                    "message_delta" => {
+                        if let Some(delta_usage) = event.get("usage") {
+                            // 从 message_delta 获取 output_tokens
+                            if let Some(output) =
+                                delta_usage.get("output_tokens").and_then(|v| v.as_u64())
+                            {
+                                usage.output_tokens = output as u32;
+                            }
+                            // OpenRouter 转换后的流式响应：input_tokens 也在 message_delta 中
+                            // 如果 message_start 中没有 input_tokens，则从 message_delta 获取
+                            if usage.input_tokens == 0 {
+                                if let Some(input) =
+                                    delta_usage.get("input_tokens").and_then(|v| v.as_u64())
+                                {
+                                    usage.input_tokens = input as u32;
+                                }
+                            }
+                        }
+                    }
+                    _ => {}
+                }
+            }
+        }
+
+        if usage.input_tokens > 0 || usage.output_tokens > 0 {
+            Some(usage)
+        } else {
+            None
+        }
+    }
+
+    /// 从 OpenRouter 响应解析 (OpenAI 格式)
+    #[allow(dead_code)]
+    pub fn from_openrouter_response(body: &Value) -> Option<Self> {
+        let usage = body.get("usage")?;
+        Some(Self {
+            input_tokens: usage.get("prompt_tokens")?.as_u64()? as u32,
+            output_tokens: usage.get("completion_tokens")?.as_u64()? as u32,
+            cache_read_tokens: 0,
+            cache_creation_tokens: 0,
+            model: None,
+        })
+    }
+
+    /// 从 Codex API 非流式响应解析
+    pub fn from_codex_response(body: &Value) -> Option<Self> {
+        let usage = body.get("usage");
+        if usage.is_none() {
+            log::debug!(
+                "[Codex] 响应中没有 usage 字段，body keys: {:?}",
+                body.as_object().map(|o| o.keys().collect::<Vec<_>>())
+            );
+            return None;
+        }
+        let usage = usage?;
+
+        let input_tokens = usage.get("input_tokens").and_then(|v| v.as_u64());
+        let output_tokens = usage.get("output_tokens").and_then(|v| v.as_u64());
+
+        if input_tokens.is_none() || output_tokens.is_none() {
+            log::debug!("[Codex] usage 字段缺少 input_tokens 或 output_tokens，usage: {usage:?}");
+            return None;
+        }
+
+        Some(Self {
+            input_tokens: input_tokens? as u32,
+            output_tokens: output_tokens? as u32,
+            cache_read_tokens: usage
+                .get("cache_read_input_tokens")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            cache_creation_tokens: usage
+                .get("cache_creation_input_tokens")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            model: None,
+        })
+    }
+
+    /// 从 Codex API 响应解析并调整 input_tokens
+    ///
+    /// Codex 的 input_tokens 需要减去 cached_tokens 以获得实际计费的 token 数
+    /// 公式: adjusted_input = max(input_tokens - cached_tokens, 0)
+    #[allow(dead_code)]
+    pub fn from_codex_response_adjusted(body: &Value) -> Option<Self> {
+        let usage = body.get("usage")?;
+        let input_tokens = usage.get("input_tokens")?.as_u64()? as u32;
+        let output_tokens = usage.get("output_tokens")?.as_u64()? as u32;
+
+        // 获取 cached_tokens (可能在 input_tokens_details 中)
+        let cached_tokens = usage
+            .get("input_tokens_details")
+            .and_then(|d| d.get("cached_tokens"))
+            .and_then(|v| v.as_u64())
+            .unwrap_or(0) as u32;
+
+        // 调整 input_tokens: 减去 cached_tokens
+        let adjusted_input = input_tokens.saturating_sub(cached_tokens);
+
+        Some(Self {
+            input_tokens: adjusted_input,
+            output_tokens,
+            cache_read_tokens: cached_tokens,
+            cache_creation_tokens: usage
+                .get("cache_creation_input_tokens")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            model: None,
+        })
+    }
+
+    /// 从 Codex API 流式响应解析
+    #[allow(dead_code)]
+    pub fn from_codex_stream_events(events: &[Value]) -> Option<Self> {
+        log::debug!("[Codex] 解析流式事件，共 {} 个事件", events.len());
+        for event in events {
+            if let Some(event_type) = event.get("type").and_then(|v| v.as_str()) {
+                log::debug!("[Codex] 事件类型: {event_type}");
+                if event_type == "response.completed" {
+                    if let Some(response) = event.get("response") {
+                        log::debug!("[Codex] 找到 response.completed 事件，解析 usage");
+                        return Self::from_codex_response(response);
+                    }
+                }
+            }
+        }
+        log::debug!("[Codex] 未找到 response.completed 事件");
+        None
+    }
+
+    /// 从 OpenAI Chat Completions API 响应解析 (prompt_tokens, completion_tokens)
+    pub fn from_openai_response(body: &Value) -> Option<Self> {
+        let usage = body.get("usage")?;
+
+        // OpenAI 使用 prompt_tokens 和 completion_tokens
+        let prompt_tokens = usage.get("prompt_tokens").and_then(|v| v.as_u64())?;
+        let completion_tokens = usage.get("completion_tokens").and_then(|v| v.as_u64())?;
+
+        // 获取 cached_tokens (可能在 prompt_tokens_details 中)
+        let cached_tokens = usage
+            .get("prompt_tokens_details")
+            .and_then(|d| d.get("cached_tokens"))
+            .and_then(|v| v.as_u64())
+            .unwrap_or(0) as u32;
+
+        Some(Self {
+            input_tokens: prompt_tokens as u32,
+            output_tokens: completion_tokens as u32,
+            cache_read_tokens: cached_tokens,
+            cache_creation_tokens: 0,
+            model: None,
+        })
+    }
+
+    /// 从 OpenAI Chat Completions API 流式响应解析
+    pub fn from_openai_stream_events(events: &[Value]) -> Option<Self> {
+        log::debug!("[Codex] 解析 OpenAI 流式事件，共 {} 个事件", events.len());
+        // OpenAI 流式响应在最后一个 chunk 中包含 usage
+        for event in events.iter().rev() {
+            if let Some(usage) = event.get("usage") {
+                if !usage.is_null() {
+                    log::debug!("[Codex] 找到 usage: {usage:?}");
+                    return Self::from_openai_response(event);
+                }
+            }
+        }
+        log::debug!("[Codex] 未找到 usage 信息");
+        None
+    }
+
+    /// 从 Gemini API 非流式响应解析
+    pub fn from_gemini_response(body: &Value) -> Option<Self> {
+        let usage = body.get("usageMetadata")?;
+        // 提取实际使用的模型名称（modelVersion 字段）
+        let model = body
+            .get("modelVersion")
+            .and_then(|v| v.as_str())
+            .map(|s| s.to_string());
+
+        Some(Self {
+            input_tokens: usage.get("promptTokenCount")?.as_u64()? as u32,
+            output_tokens: usage.get("candidatesTokenCount")?.as_u64()? as u32,
+            cache_read_tokens: usage
+                .get("cachedContentTokenCount")
+                .and_then(|v| v.as_u64())
+                .unwrap_or(0) as u32,
+            cache_creation_tokens: 0,
+            model,
+        })
+    }
+
+    /// 从 Gemini API 流式响应解析
+    #[allow(dead_code)]
+    pub fn from_gemini_stream_chunks(chunks: &[Value]) -> Option<Self> {
+        let mut total_input = 0u32;
+        let mut total_output = 0u32;
+        let mut total_cache_read = 0u32;
+        let mut model: Option<String> = None;
+
+        for chunk in chunks {
+            if let Some(usage) = chunk.get("usageMetadata") {
+                total_input = usage
+                    .get("promptTokenCount")
+                    .and_then(|v| v.as_u64())
+                    .unwrap_or(0) as u32;
+                total_output += usage
+                    .get("candidatesTokenCount")
+                    .and_then(|v| v.as_u64())
+                    .unwrap_or(0) as u32;
+                total_cache_read = usage
+                    .get("cachedContentTokenCount")
+                    .and_then(|v| v.as_u64())
+                    .unwrap_or(0) as u32;
+            }
+
+            // 提取实际使用的模型名称（modelVersion 字段）
+            if model.is_none() {
+                if let Some(model_version) = chunk.get("modelVersion").and_then(|v| v.as_str()) {
+                    model = Some(model_version.to_string());
+                }
+            }
+        }
+
+        if total_input > 0 || total_output > 0 {
+            Some(Self {
+                input_tokens: total_input,
+                output_tokens: total_output,
+                cache_read_tokens: total_cache_read,
+                cache_creation_tokens: 0,
+                model,
+            })
+        } else {
+            None
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    #[test]
+    fn test_claude_response_parsing() {
+        let response = json!({
+            "usage": {
+                "input_tokens": 100,
+                "output_tokens": 50,
+                "cache_read_input_tokens": 20,
+                "cache_creation_input_tokens": 10
+            }
+        });
+
+        let usage = TokenUsage::from_claude_response(&response).unwrap();
+        assert_eq!(usage.input_tokens, 100);
+        assert_eq!(usage.output_tokens, 50);
+        assert_eq!(usage.cache_read_tokens, 20);
+        assert_eq!(usage.cache_creation_tokens, 10);
+    }
+
+    #[test]
+    fn test_claude_stream_parsing() {
+        let events = vec![
+            json!({
+                "type": "message_start",
+                "message": {
+                    "usage": {
+                        "input_tokens": 100,
+                        "cache_read_input_tokens": 20,
+                        "cache_creation_input_tokens": 10
+                    }
+                }
+            }),
+            json!({
+                "type": "message_delta",
+                "usage": {
+                    "output_tokens": 50
+                }
+            }),
+        ];
+
+        let usage = TokenUsage::from_claude_stream_events(&events).unwrap();
+        assert_eq!(usage.input_tokens, 100);
+        assert_eq!(usage.output_tokens, 50);
+        assert_eq!(usage.cache_read_tokens, 20);
+        assert_eq!(usage.cache_creation_tokens, 10);
+    }
+
+    #[test]
+    fn test_openrouter_response_parsing() {
+        let response = json!({
+            "usage": {
+                "prompt_tokens": 100,
+                "completion_tokens": 50
+            }
+        });
+
+        let usage = TokenUsage::from_openrouter_response(&response).unwrap();
+        assert_eq!(usage.input_tokens, 100);
+        assert_eq!(usage.output_tokens, 50);
+        assert_eq!(usage.cache_read_tokens, 0);
+        assert_eq!(usage.cache_creation_tokens, 0);
+    }
+
+    #[test]
+    fn test_gemini_response_parsing() {
+        let response = json!({
+            "modelVersion": "gemini-3-pro-high",
+            "usageMetadata": {
+                "promptTokenCount": 100,
+                "candidatesTokenCount": 50,
+                "cachedContentTokenCount": 20
+            }
+        });
+
+        let usage = TokenUsage::from_gemini_response(&response).unwrap();
+        assert_eq!(usage.input_tokens, 100);
+        assert_eq!(usage.output_tokens, 50);
+        assert_eq!(usage.cache_read_tokens, 20);
+        assert_eq!(usage.cache_creation_tokens, 0);
+        assert_eq!(usage.model, Some("gemini-3-pro-high".to_string()));
+    }
+
+    #[test]
+    fn test_gemini_response_parsing_no_model() {
+        // 测试没有 modelVersion 字段的情况
+        let response = json!({
+            "usageMetadata": {
+                "promptTokenCount": 100,
+                "candidatesTokenCount": 50,
+                "cachedContentTokenCount": 20
+            }
+        });
+
+        let usage = TokenUsage::from_gemini_response(&response).unwrap();
+        assert_eq!(usage.input_tokens, 100);
+        assert_eq!(usage.output_tokens, 50);
+        assert_eq!(usage.cache_read_tokens, 20);
+        assert_eq!(usage.cache_creation_tokens, 0);
+        assert_eq!(usage.model, None);
+    }
+
+    #[test]
+    fn test_codex_response_adjusted() {
+        let response = json!({
+            "usage": {
+                "input_tokens": 1000,
+                "output_tokens": 500,
+                "input_tokens_details": {
+                    "cached_tokens": 300
+                }
+            }
+        });
+
+        let usage = TokenUsage::from_codex_response_adjusted(&response).unwrap();
+        // input_tokens 应该被调整: 1000 - 300 = 700
+        assert_eq!(usage.input_tokens, 700);
+        assert_eq!(usage.output_tokens, 500);
+        assert_eq!(usage.cache_read_tokens, 300);
+    }
+
+    #[test]
+    fn test_codex_response_adjusted_no_cache() {
+        let response = json!({
+            "usage": {
+                "input_tokens": 1000,
+                "output_tokens": 500
+            }
+        });
+
+        let usage = TokenUsage::from_codex_response_adjusted(&response).unwrap();
+        // 没有 cached_tokens，input_tokens 保持不变
+        assert_eq!(usage.input_tokens, 1000);
+        assert_eq!(usage.output_tokens, 500);
+        assert_eq!(usage.cache_read_tokens, 0);
+    }
+
+    #[test]
+    fn test_codex_response_adjusted_saturating_sub() {
+        // 测试 cached_tokens > input_tokens 的边界情况
+        let response = json!({
+            "usage": {
+                "input_tokens": 100,
+                "output_tokens": 50,
+                "input_tokens_details": {
+                    "cached_tokens": 200
+                }
+            }
+        });
+
+        let usage = TokenUsage::from_codex_response_adjusted(&response).unwrap();
+        // saturating_sub 确保不会下溢
+        assert_eq!(usage.input_tokens, 0);
+        assert_eq!(usage.cache_read_tokens, 200);
+    }
+
+    #[test]
+    fn test_openrouter_stream_parsing() {
+        // 测试 OpenRouter 转换后的流式响应解析
+        // OpenRouter 流式响应经过转换后，input_tokens 在 message_delta 中
+        let events = vec![
+            json!({
+                "type": "message_start",
+                "message": {
+                    "usage": {
+                        "input_tokens": 0,
+                        "output_tokens": 0
+                    }
+                }
+            }),
+            json!({
+                "type": "message_delta",
+                "delta": {
+                    "stop_reason": "end_turn"
+                },
+                "usage": {
+                    "input_tokens": 150,
+                    "output_tokens": 75
+                }
+            }),
+        ];
+
+        let usage = TokenUsage::from_claude_stream_events(&events).unwrap();
+        assert_eq!(usage.input_tokens, 150);
+        assert_eq!(usage.output_tokens, 75);
+    }
+
+    #[test]
+    fn test_native_claude_stream_parsing() {
+        // 测试原生 Claude API 流式响应解析
+        // 原生 Claude API 的 input_tokens 在 message_start 中
+        let events = vec![
+            json!({
+                "type": "message_start",
+                "message": {
+                    "usage": {
+                        "input_tokens": 200,
+                        "cache_read_input_tokens": 50
+                    }
+                }
+            }),
+            json!({
+                "type": "message_delta",
+                "usage": {
+                    "output_tokens": 100
+                }
+            }),
+        ];
+
+        let usage = TokenUsage::from_claude_stream_events(&events).unwrap();
+        assert_eq!(usage.input_tokens, 200);
+        assert_eq!(usage.output_tokens, 100);
+        assert_eq!(usage.cache_read_tokens, 50);
+    }
+}
@@ -2,14 +2,25 @@ pub mod config;
 pub mod env_checker;
 pub mod env_manager;
 pub mod mcp;
+pub mod model_test;
 pub mod prompt;
 pub mod provider;
+pub mod proxy;
 pub mod skill;
 pub mod speedtest;
+pub mod usage_stats;

 pub use config::ConfigService;
 pub use mcp::McpService;
+#[allow(unused_imports)]
+pub use model_test::{ModelTestConfig, ModelTestLog, ModelTestResult, ModelTestService};
 pub use prompt::PromptService;
 pub use provider::{ProviderService, ProviderSortUpdate};
+pub use proxy::ProxyService;
 pub use skill::{Skill, SkillRepo, SkillService};
 pub use speedtest::{EndpointLatency, SpeedtestService};
+#[allow(unused_imports)]
+pub use usage_stats::{
+    DailyStats, LogFilters, ModelStats, PaginatedLogs, ProviderLimitStatus, ProviderStats,
+    RequestLogDetail, UsageSummary,
+};
@@ -0,0 +1,510 @@
+//! 模型测试服务
+//!
+//! 提供独立的模型可用性测试功能，复用现有 Provider 适配器逻辑，
+//! 但不影响正常代理数据流程。测试结果记录到独立的日志表。
+
+use crate::app_config::AppType;
+use crate::database::Database;
+use crate::error::AppError;
+use crate::provider::Provider;
+use crate::proxy::providers::{get_adapter, AuthInfo, ProviderAdapter};
+use reqwest::Client;
+use serde::{Deserialize, Serialize};
+use serde_json::{json, Value};
+use std::time::{Duration, Instant};
+
+/// 模型测试配置
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ModelTestConfig {
+    /// 默认测试模型（Claude）
+    pub claude_model: String,
+    /// 默认测试模型（Codex/OpenAI）
+    pub codex_model: String,
+    /// 默认测试模型（Gemini）
+    pub gemini_model: String,
+    /// 测试提示词
+    pub test_prompt: String,
+    /// 超时时间（秒）
+    pub timeout_secs: u64,
+}
+
+impl Default for ModelTestConfig {
+    fn default() -> Self {
+        Self {
+            claude_model: "claude-haiku-4-5-20251001".to_string(),
+            codex_model: "gpt-5.1-low".to_string(),
+            gemini_model: "gemini-3-pro-low".to_string(),
+            test_prompt: "ping".to_string(),
+            timeout_secs: 15,
+        }
+    }
+}
+
+/// 模型测试结果
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ModelTestResult {
+    pub success: bool,
+    pub message: String,
+    pub response_time_ms: Option<u64>,
+    pub http_status: Option<u16>,
+    pub model_used: String,
+    pub tested_at: i64,
+}
+
+/// 模型测试日志记录
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ModelTestLog {
+    pub id: i64,
+    pub provider_id: String,
+    pub provider_name: String,
+    pub app_type: String,
+    pub model: String,
+    pub prompt: String,
+    pub success: bool,
+    pub message: String,
+    pub response_time_ms: Option<i64>,
+    pub http_status: Option<i64>,
+    pub tested_at: i64,
+}
+
+/// 模型测试服务
+pub struct ModelTestService;
+
+impl ModelTestService {
+    /// 测试单个供应商的模型可用性
+    pub async fn test_provider(
+        app_type: &AppType,
+        provider: &Provider,
+        config: &ModelTestConfig,
+    ) -> Result<ModelTestResult, AppError> {
+        let start = Instant::now();
+        let adapter = get_adapter(app_type);
+
+        // 构建 HTTP 客户端（独立于代理服务）
+        let client = Client::builder()
+            .timeout(Duration::from_secs(config.timeout_secs))
+            .build()
+            .map_err(|e| AppError::Message(format!("创建 HTTP 客户端失败: {e}")))?;
+
+        // 根据 AppType 选择测试模型
+        let model = match app_type {
+            AppType::Claude => &config.claude_model,
+            AppType::Codex => &config.codex_model,
+            AppType::Gemini => &config.gemini_model,
+        };
+
+        let result = match app_type {
+            AppType::Claude => {
+                Self::test_claude(
+                    &client,
+                    provider,
+                    adapter.as_ref(),
+                    model,
+                    &config.test_prompt,
+                )
+                .await
+            }
+            AppType::Codex => {
+                Self::test_codex(
+                    &client,
+                    provider,
+                    adapter.as_ref(),
+                    model,
+                    &config.test_prompt,
+                )
+                .await
+            }
+            AppType::Gemini => {
+                Self::test_gemini(
+                    &client,
+                    provider,
+                    adapter.as_ref(),
+                    model,
+                    &config.test_prompt,
+                )
+                .await
+            }
+        };
+
+        let response_time = start.elapsed().as_millis() as u64;
+        let tested_at = chrono::Utc::now().timestamp();
+
+        match result {
+            Ok((status, msg)) => Ok(ModelTestResult {
+                success: true,
+                message: msg,
+                response_time_ms: Some(response_time),
+                http_status: Some(status),
+                model_used: model.clone(),
+                tested_at,
+            }),
+            Err(e) => Ok(ModelTestResult {
+                success: false,
+                message: e.to_string(),
+                response_time_ms: Some(response_time),
+                http_status: None,
+                model_used: model.clone(),
+                tested_at,
+            }),
+        }
+    }
+
+    /// 测试 Claude (Anthropic Messages API)
+    async fn test_claude(
+        client: &Client,
+        provider: &Provider,
+        adapter: &dyn ProviderAdapter,
+        model: &str,
+        prompt: &str,
+    ) -> Result<(u16, String), AppError> {
+        let base_url = adapter
+            .extract_base_url(provider)
+            .map_err(|e| AppError::Message(format!("提取 base_url 失败: {e}")))?;
+
+        let auth = adapter
+            .extract_auth(provider)
+            .ok_or_else(|| AppError::Message("未找到 API Key".to_string()))?;
+
+        // 智能拼接 URL，避免重复 /v1
+        let base = base_url.trim_end_matches('/');
+        let url = if base.ends_with("/v1") {
+            format!("{base}/messages")
+        } else {
+            format!("{base}/v1/messages")
+        };
+
+        let body = json!({
+            "model": model,
+            "max_tokens": 1,
+            "messages": [{
+                "role": "user",
+                "content": prompt
+            }]
+        });
+
+        let mut request = client.post(&url).json(&body);
+        request = Self::add_claude_auth(request, &auth);
+
+        let response = request.send().await.map_err(|e| {
+            if e.is_timeout() {
+                AppError::Message("请求超时".to_string())
+            } else if e.is_connect() {
+                AppError::Message(format!("连接失败: {e}"))
+            } else {
+                AppError::Message(e.to_string())
+            }
+        })?;
+
+        let status = response.status().as_u16();
+
+        if response.status().is_success() {
+            // 先获取文本，再尝试解析 JSON（兼容流式响应）
+            let text = response.text().await.unwrap_or_default();
+
+            // 尝试解析 JSON
+            if let Ok(data) = serde_json::from_str::<Value>(&text) {
+                if data.get("type").is_some()
+                    || data.get("content").is_some()
+                    || data.get("id").is_some()
+                {
+                    return Ok((status, "模型测试成功".to_string()));
+                }
+            }
+
+            // 即使无法解析 JSON，只要状态码是 200 就认为成功
+            Ok((status, "模型测试成功".to_string()))
+        } else {
+            let error_text = response.text().await.unwrap_or_default();
+            Err(AppError::Message(format!("HTTP {status}: {error_text}")))
+        }
+    }
+
+    /// 测试 Codex (OpenAI Chat Completions API)
+    async fn test_codex(
+        client: &Client,
+        provider: &Provider,
+        adapter: &dyn ProviderAdapter,
+        model: &str,
+        prompt: &str,
+    ) -> Result<(u16, String), AppError> {
+        let base_url = adapter
+            .extract_base_url(provider)
+            .map_err(|e| AppError::Message(format!("提取 base_url 失败: {e}")))?;
+
+        let auth = adapter
+            .extract_auth(provider)
+            .ok_or_else(|| AppError::Message("未找到 API Key".to_string()))?;
+
+        // 智能拼接 URL，避免重复 /v1
+        let base = base_url.trim_end_matches('/');
+        let url = if base.ends_with("/v1") {
+            format!("{base}/chat/completions")
+        } else {
+            format!("{base}/v1/chat/completions")
+        };
+
+        let body = json!({
+            "model": model,
+            "messages": [{
+                "role": "user",
+                "content": prompt
+            }],
+            "max_tokens": 1,
+            "stream": false
+        });
+
+        let request = client
+            .post(&url)
+            .header("Authorization", format!("Bearer {}", auth.api_key))
+            .header("Content-Type", "application/json")
+            .json(&body);
+
+        let response = request.send().await.map_err(|e| {
+            if e.is_timeout() {
+                AppError::Message("请求超时".to_string())
+            } else if e.is_connect() {
+                AppError::Message(format!("连接失败: {e}"))
+            } else {
+                AppError::Message(e.to_string())
+            }
+        })?;
+
+        let status = response.status().as_u16();
+
+        if response.status().is_success() {
+            // 先获取文本，再尝试解析 JSON
+            let text = response.text().await.unwrap_or_default();
+
+            if let Ok(data) = serde_json::from_str::<Value>(&text) {
+                if data.get("choices").is_some() || data.get("id").is_some() {
+                    return Ok((status, "模型测试成功".to_string()));
+                }
+            }
+
+            // 即使无法解析 JSON，只要状态码是 200 就认为成功
+            Ok((status, "模型测试成功".to_string()))
+        } else {
+            let error_text = response.text().await.unwrap_or_default();
+            Err(AppError::Message(format!("HTTP {status}: {error_text}")))
+        }
+    }
+
+    /// 测试 Gemini (Google Generative AI API)
+    async fn test_gemini(
+        client: &Client,
+        provider: &Provider,
+        adapter: &dyn ProviderAdapter,
+        model: &str,
+        prompt: &str,
+    ) -> Result<(u16, String), AppError> {
+        let base_url = adapter
+            .extract_base_url(provider)
+            .map_err(|e| AppError::Message(format!("提取 base_url 失败: {e}")))?;
+
+        let auth = adapter
+            .extract_auth(provider)
+            .ok_or_else(|| AppError::Message("未找到 API Key".to_string()))?;
+
+        let url = format!(
+            "{}/v1beta/models/{}:generateContent?key={}",
+            base_url.trim_end_matches('/'),
+            model,
+            auth.api_key
+        );
+
+        let body = json!({
+            "contents": [{
+                "parts": [{
+                    "text": prompt
+                }]
+            }],
+            "generationConfig": {
+                "maxOutputTokens": 1
+            }
+        });
+
+        let request = client
+            .post(&url)
+            .header("Content-Type", "application/json")
+            .json(&body);
+
+        let response = request.send().await.map_err(|e| {
+            if e.is_timeout() {
+                AppError::Message("请求超时".to_string())
+            } else if e.is_connect() {
+                AppError::Message(format!("连接失败: {e}"))
+            } else {
+                AppError::Message(e.to_string())
+            }
+        })?;
+
+        let status = response.status().as_u16();
+
+        if response.status().is_success() {
+            let data: Value = response
+                .json()
+                .await
+                .map_err(|e| AppError::Message(format!("解析响应失败: {e}")))?;
+
+            if data.get("candidates").is_some() {
+                Ok((status, "模型测试成功".to_string()))
+            } else {
+                Err(AppError::Message("响应格式异常".to_string()))
+            }
+        } else {
+            let error_text = response.text().await.unwrap_or_default();
+            Err(AppError::Message(format!("HTTP {status}: {error_text}")))
+        }
+    }
+
+    /// 添加 Claude 认证头
+    fn add_claude_auth(
+        request: reqwest::RequestBuilder,
+        auth: &AuthInfo,
+    ) -> reqwest::RequestBuilder {
+        request
+            .header("x-api-key", &auth.api_key)
+            .header("anthropic-version", "2023-06-01")
+            .header("Content-Type", "application/json")
+    }
+}
+
+// ===== 数据库操作 =====
+
+impl Database {
+    /// 保存模型测试日志
+    pub fn save_model_test_log(
+        &self,
+        provider_id: &str,
+        provider_name: &str,
+        app_type: &str,
+        model: &str,
+        prompt: &str,
+        result: &ModelTestResult,
+    ) -> Result<i64, AppError> {
+        let conn = self
+            .conn
+            .lock()
+            .map_err(|e| AppError::Database(format!("获取数据库连接失败: {e}")))?;
+
+        conn.execute(
+            "INSERT INTO model_test_logs 
+             (provider_id, provider_name, app_type, model, prompt, success, message, response_time_ms, http_status, tested_at)
+             VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10)",
+            rusqlite::params![
+                provider_id,
+                provider_name,
+                app_type,
+                model,
+                prompt,
+                result.success,
+                result.message,
+                result.response_time_ms.map(|t| t as i64),
+                result.http_status.map(|s| s as i64),
+                result.tested_at,
+            ],
+        )
+        .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(conn.last_insert_rowid())
+    }
+
+    /// 获取模型测试日志
+    pub fn get_model_test_logs(
+        &self,
+        app_type: Option<&str>,
+        provider_id: Option<&str>,
+        limit: u32,
+    ) -> Result<Vec<ModelTestLog>, AppError> {
+        let conn = self
+            .conn
+            .lock()
+            .map_err(|e| AppError::Database(format!("获取数据库连接失败: {e}")))?;
+
+        let mut sql = String::from(
+            "SELECT id, provider_id, provider_name, app_type, model, prompt, success, message, response_time_ms, http_status, tested_at
+             FROM model_test_logs WHERE 1=1"
+        );
+
+        let mut params: Vec<Box<dyn rusqlite::ToSql>> = Vec::new();
+
+        if let Some(at) = app_type {
+            sql.push_str(" AND app_type = ?");
+            params.push(Box::new(at.to_string()));
+        }
+
+        if let Some(pid) = provider_id {
+            sql.push_str(" AND provider_id = ?");
+            params.push(Box::new(pid.to_string()));
+        }
+
+        sql.push_str(" ORDER BY tested_at DESC LIMIT ?");
+        params.push(Box::new(limit as i64));
+
+        let params_refs: Vec<&dyn rusqlite::ToSql> = params.iter().map(|p| p.as_ref()).collect();
+
+        let mut stmt = conn
+            .prepare(&sql)
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        let logs = stmt
+            .query_map(params_refs.as_slice(), |row| {
+                Ok(ModelTestLog {
+                    id: row.get(0)?,
+                    provider_id: row.get(1)?,
+                    provider_name: row.get(2)?,
+                    app_type: row.get(3)?,
+                    model: row.get(4)?,
+                    prompt: row.get(5)?,
+                    success: row.get(6)?,
+                    message: row.get(7)?,
+                    response_time_ms: row.get(8)?,
+                    http_status: row.get(9)?,
+                    tested_at: row.get(10)?,
+                })
+            })
+            .map_err(|e| AppError::Database(e.to_string()))?
+            .collect::<Result<Vec<_>, _>>()
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(logs)
+    }
+
+    /// 获取模型测试配置
+    pub fn get_model_test_config(&self) -> Result<ModelTestConfig, AppError> {
+        match self.get_setting("model_test_config")? {
+            Some(json) => serde_json::from_str(&json)
+                .map_err(|e| AppError::Message(format!("解析模型测试配置失败: {e}"))),
+            None => Ok(ModelTestConfig::default()),
+        }
+    }
+
+    /// 保存模型测试配置
+    pub fn save_model_test_config(&self, config: &ModelTestConfig) -> Result<(), AppError> {
+        let json = serde_json::to_string(config)
+            .map_err(|e| AppError::Message(format!("序列化模型测试配置失败: {e}")))?;
+        self.set_setting("model_test_config", &json)
+    }
+
+    /// 清理旧的测试日志（保留最近 N 条）
+    pub fn cleanup_model_test_logs(&self, keep_count: u32) -> Result<u64, AppError> {
+        let conn = self
+            .conn
+            .lock()
+            .map_err(|e| AppError::Database(format!("获取数据库连接失败: {e}")))?;
+
+        let deleted = conn
+            .execute(
+                "DELETE FROM model_test_logs WHERE id NOT IN (
+                SELECT id FROM model_test_logs ORDER BY tested_at DESC LIMIT ?
+            )",
+                rusqlite::params![keep_count as i64],
+            )
+            .map_err(|e| AppError::Database(e.to_string()))?;
+
+        Ok(deleted as u64)
+    }
+}
@@ -217,6 +217,18 @@ impl ProviderService {
        Ok(())
    }

+    /// Set proxy target provider
+    pub fn set_proxy_target(state: &AppState, app_type: AppType, id: &str) -> Result<(), AppError> {
+        // Check if provider exists
+        let providers = state.db.get_all_providers(app_type.as_str())?;
+        if !providers.contains_key(id) {
+            return Err(AppError::Message(format!("供应商 {id} 不存在")));
+        }
+
+        state.db.set_proxy_target_provider(app_type.as_str(), id)?;
+        Ok(())
+    }
+
    /// Sync current provider to live configuration (re-export)
    pub fn sync_current_to_live(state: &AppState) -> Result<(), AppError> {
        sync_current_to_live(state)
@@ -0,0 +1,153 @@
+//! 代理服务业务逻辑层
+//!
+//! 提供代理服务器的启动、停止和配置管理
+
+use crate::database::Database;
+use crate::proxy::server::ProxyServer;
+use crate::proxy::types::*;
+use std::sync::Arc;
+use tokio::sync::RwLock;
+
+#[derive(Clone)]
+pub struct ProxyService {
+    db: Arc<Database>,
+    server: Arc<RwLock<Option<ProxyServer>>>,
+}
+
+impl ProxyService {
+    pub fn new(db: Arc<Database>) -> Self {
+        Self {
+            db,
+            server: Arc::new(RwLock::new(None)),
+        }
+    }
+
+    /// 启动代理服务器
+    pub async fn start(&self) -> Result<ProxyServerInfo, String> {
+        // 1. 获取配置
+        let mut config = self
+            .db
+            .get_proxy_config()
+            .await
+            .map_err(|e| format!("获取代理配置失败: {e}"))?;
+
+        // 2. 确保配置启用（用户通过UI启动即表示希望启用）
+        config.enabled = true;
+
+        // 3. 检查是否已在运行
+        if self.server.read().await.is_some() {
+            return Err("代理服务已在运行中".to_string());
+        }
+
+        // 4. 创建并启动服务器
+        let server = ProxyServer::new(config.clone(), self.db.clone());
+        let info = server
+            .start()
+            .await
+            .map_err(|e| format!("启动代理服务器失败: {e}"))?;
+
+        // 5. 保存服务器实例
+        *self.server.write().await = Some(server);
+
+        // 6. 持久化 enabled 状态
+        self.db
+            .update_proxy_config(config)
+            .await
+            .map_err(|e| format!("保存代理配置失败: {e}"))?;
+
+        log::info!("代理服务器已启动: {}:{}", info.address, info.port);
+        Ok(info)
+    }
+
+    /// 停止代理服务器
+    pub async fn stop(&self) -> Result<(), String> {
+        if let Some(server) = self.server.write().await.take() {
+            server
+                .stop()
+                .await
+                .map_err(|e| format!("停止代理服务器失败: {e}"))?;
+            log::info!("代理服务器已停止");
+            Ok(())
+        } else {
+            Err("代理服务器未运行".to_string())
+        }
+    }
+
+    /// 获取服务器状态
+    pub async fn get_status(&self) -> Result<ProxyStatus, String> {
+        if let Some(server) = self.server.read().await.as_ref() {
+            Ok(server.get_status().await)
+        } else {
+            // 服务器未运行时返回默认状态
+            Ok(ProxyStatus {
+                running: false,
+                ..Default::default()
+            })
+        }
+    }
+
+    /// 获取代理配置
+    pub async fn get_config(&self) -> Result<ProxyConfig, String> {
+        self.db
+            .get_proxy_config()
+            .await
+            .map_err(|e| format!("获取代理配置失败: {e}"))
+    }
+
+    /// 更新代理配置
+    pub async fn update_config(&self, config: &ProxyConfig) -> Result<(), String> {
+        // 记录旧配置用于判定是否需要重启
+        let previous = self
+            .db
+            .get_proxy_config()
+            .await
+            .map_err(|e| format!("获取代理配置失败: {e}"))?;
+
+        // 保存到数据库（保持 enabled 状态不变）
+        let mut new_config = config.clone();
+        new_config.enabled = previous.enabled;
+
+        self.db
+            .update_proxy_config(new_config.clone())
+            .await
+            .map_err(|e| format!("保存代理配置失败: {e}"))?;
+
+        // 检查服务器当前状态
+        let mut server_guard = self.server.write().await;
+        if server_guard.is_none() {
+            return Ok(());
+        }
+
+        // 判断是否需要重启（地址或端口变更）
+        let require_restart = new_config.listen_address != previous.listen_address
+            || new_config.listen_port != previous.listen_port;
+
+        if require_restart {
+            if let Some(server) = server_guard.take() {
+                server
+                    .stop()
+                    .await
+                    .map_err(|e| format!("重启前停止代理服务器失败: {e}"))?;
+            }
+
+            let new_server = ProxyServer::new(new_config, self.db.clone());
+            new_server
+                .start()
+                .await
+                .map_err(|e| format!("重启代理服务器失败: {e}"))?;
+
+            *server_guard = Some(new_server);
+            log::info!("代理配置已更新，服务器已自动重启应用最新配置");
+        } else if let Some(server) = server_guard.as_ref() {
+            server.apply_runtime_config(&new_config).await;
+            log::info!("代理配置已实时应用，无需重启代理服务器");
+        }
+
+        Ok(())
+    }
+
+    /// 检查服务器是否正在运行
+    pub async fn is_running(&self) -> bool {
+        self.server.read().await.is_some()
+    }
+}
@@ -316,9 +316,20 @@ impl SkillService {
            let directory = &local_skill.directory;

            // 更新已安装状态（匹配远程技能）
+            // 使用目录最后一段进行比较，因为安装时只使用最后一段作为目录名
            let mut found = false;
+            let local_install_name = Path::new(directory)
+                .file_name()
+                .map(|s| s.to_string_lossy().to_string())
+                .unwrap_or_else(|| directory.clone());
+
            for skill in skills.iter_mut() {
-                if skill.directory.eq_ignore_ascii_case(directory) {
+                let remote_install_name = Path::new(&skill.directory)
+                    .file_name()
+                    .map(|s| s.to_string_lossy().to_string())
+                    .unwrap_or_else(|| skill.directory.clone());
+
+                if remote_install_name.eq_ignore_ascii_case(&local_install_name) {
                    skill.installed = true;
                    found = true;
                    break;
@@ -517,7 +528,14 @@ impl SkillService {

    /// 安装技能（仅负责下载和文件操作，状态更新由上层负责）
    pub async fn install_skill(&self, directory: String, repo: SkillRepo) -> Result<()> {
-        let dest = self.install_dir.join(&directory);
+        // 使用技能目录的最后一段作为安装目录名，避免嵌套路径问题
+        // 例如: "skills/codex" -> "codex"
+        let install_name = Path::new(&directory)
+            .file_name()
+            .map(|s| s.to_string_lossy().to_string())
+            .unwrap_or_else(|| directory.clone());
+
+        let dest = self.install_dir.join(&install_name);

        // 若目标目录已存在，则视为已安装，避免重复下载
        if dest.exists() {
@@ -589,7 +607,13 @@ impl SkillService {

    /// 卸载技能（仅负责文件操作，状态更新由上层负责）
    pub fn uninstall_skill(&self, directory: String) -> Result<()> {
-        let dest = self.install_dir.join(&directory);
+        // 使用技能目录的最后一段作为安装目录名，与 install_skill 保持一致
+        let install_name = Path::new(&directory)
+            .file_name()
+            .map(|s| s.to_string_lossy().to_string())
+            .unwrap_or_else(|| directory.clone());
+
+        let dest = self.install_dir.join(&install_name);

        if dest.exists() {
            fs::remove_dir_all(&dest)?;
@@ -1,14 +1,18 @@
 use crate::database::Database;
+use crate::services::ProxyService;
 use std::sync::Arc;

 /// 全局应用状态
 pub struct AppState {
    pub db: Arc<Database>,
+    pub proxy_service: ProxyService,
 }

 impl AppState {
    /// 创建新的应用状态
    pub fn new(db: Arc<Database>) -> Self {
-        Self { db }
+        let proxy_service = ProxyService::new(db.clone());
+
+        Self { db, proxy_service }
    }
 }
@@ -0,0 +1,11 @@
+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "app": {
+    "windows": [
+      {
+        "label": "main",
+        "titleBarStyle": "Visible"
+      }
+    ]
+  }
+}
@@ -23,8 +23,8 @@ import {
 } from "@/lib/api";
 import { checkAllEnvConflicts, checkEnvConflicts } from "@/lib/api/env";
 import { useProviderActions } from "@/hooks/useProviderActions";
+import { useProxyStatus } from "@/hooks/useProxyStatus";
 import { extractErrorMessage } from "@/utils/errorUtils";
-import { cn } from "@/lib/utils";
 import { AppSwitcher } from "@/components/AppSwitcher";
 import { ProviderList } from "@/components/providers/ProviderList";
 import { AddProviderDialog } from "@/components/providers/AddProviderDialog";
@@ -62,10 +62,17 @@ function App() {
  const addActionButtonClass =
    "bg-orange-500 hover:bg-orange-600 dark:bg-orange-500 dark:hover:bg-orange-600 text-white shadow-lg shadow-orange-500/30 dark:shadow-orange-500/40 rounded-full w-8 h-8";

-  const { data, isLoading, refetch } = useProvidersQuery(activeApp);
+  // 获取代理服务状态
+  const { isRunning: isProxyRunning } = useProxyStatus();
+
+  // 获取供应商列表，当代理服务运行时自动刷新
+  const { data, isLoading, refetch } = useProvidersQuery(activeApp, {
+    isProxyRunning,
+  });
  const providers = useMemo(() => data?.providers ?? {}, [data]);
  const currentProviderId = data?.currentProviderId ?? "";
-  const isClaudeApp = activeApp === "claude";
+  // Skills 功能仅支持 Claude 和 Codex
+  const hasSkillsSupport = activeApp === "claude" || activeApp === "codex";

  // 🎯 使用 useProviderActions Hook 统一管理所有 Provider 操作
  const {
@@ -290,6 +297,7 @@ function App() {
          <SkillsPage
            ref={skillsPageRef}
            onClose={() => setCurrentView("providers")}
+            initialApp={activeApp}
          />
        );
      case "mcp":
@@ -312,6 +320,7 @@ function App() {
                  currentProviderId={currentProviderId}
                  appId={activeApp}
                  isLoading={isLoading}
+                  isProxyRunning={isProxyRunning}
                  onSwitch={switchProvider}
                  onEdit={setEditingProvider}
                  onDelete={setConfirmDelete}
@@ -366,7 +375,7 @@ function App() {
      )}

      <header
-        className="glass-header fixed top-0 z-50 w-full py-3 transition-all duration-300"
+        className="fixed top-0 z-50 w-full py-3 bg-background/80 backdrop-blur-md transition-all duration-300"
        data-tauri-drag-region
        style={{ WebkitAppRegion: "drag" } as any}
      >
@@ -475,22 +484,18 @@ function App() {
              <>
                <AppSwitcher activeApp={activeApp} onSwitch={setActiveApp} />

-                <div className="glass p-1 rounded-xl flex items-center gap-1">
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => setCurrentView("skills")}
-                    className={cn(
-                      "text-muted-foreground hover:text-foreground hover:bg-black/5 dark:hover:bg-white/5",
-                      "transition-all duration-200 ease-in-out overflow-hidden",
-                      isClaudeApp
-                        ? "opacity-100 w-8 scale-100 px-2"
-                        : "opacity-0 w-0 scale-75 pointer-events-none px-0 -ml-1",
-                    )}
-                    title={t("skills.manage")}
-                  >
-                    <Wrench className="h-4 w-4 flex-shrink-0" />
-                  </Button>
+                <div className="bg-muted p-1 rounded-xl flex items-center gap-1">
+                  {hasSkillsSupport && (
+                    <Button
+                      variant="ghost"
+                      size="sm"
+                      onClick={() => setCurrentView("skills")}
+                      className="text-muted-foreground hover:text-foreground hover:bg-black/5 dark:hover:bg-white/5"
+                      title={t("skills.manage")}
+                    >
+                      <Wrench className="h-4 w-4" />
+                    </Button>
+                  )}
                  {/* TODO: Agents 功能开发中，暂时隐藏入口 */}
                  {/* {isClaudeApp && (
                    <Button
@@ -24,14 +24,14 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
  };

  return (
-    <div className="inline-flex bg-gray-100 dark:bg-gray-800 rounded-lg p-1 gap-1">
+    <div className="inline-flex bg-muted rounded-lg p-1 gap-1">
      <button
        type="button"
        onClick={() => handleSwitch("claude")}
        className={`group inline-flex items-center gap-2 px-3 py-2 rounded-md text-sm font-medium transition-all duration-200 ${
          activeApp === "claude"
-            ? "bg-white text-gray-900 shadow-sm dark:bg-gray-900 dark:text-gray-100"
-            : "text-gray-500 hover:text-gray-900 hover:bg-white/50 dark:text-gray-400 dark:hover:text-gray-100 dark:hover:bg-gray-800/60"
+            ? "bg-background text-foreground shadow-sm"
+            : "text-muted-foreground hover:text-foreground hover:bg-background/50"
        }`}
      >
        <ProviderIcon
@@ -41,7 +41,7 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
          className={
            activeApp === "claude"
              ? "text-foreground"
-              : "text-gray-500 dark:text-gray-400 group-hover:text-foreground transition-colors"
+              : "text-muted-foreground group-hover:text-foreground transition-colors"
          }
        />
        <span>{appDisplayName.claude}</span>
@@ -50,10 +50,10 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
      <button
        type="button"
        onClick={() => handleSwitch("codex")}
-        className={`inline-flex items-center gap-2 px-3 py-2 rounded-md text-sm font-medium transition-all duration-200 ${
+        className={`group inline-flex items-center gap-2 px-3 py-2 rounded-md text-sm font-medium transition-all duration-200 ${
          activeApp === "codex"
-            ? "bg-white text-gray-900 shadow-sm dark:bg-gray-900 dark:text-gray-100"
-            : "text-gray-500 hover:text-gray-900 hover:bg-white/50 dark:text-gray-400 dark:hover:text-gray-100 dark:hover:bg-gray-800/60"
+            ? "bg-background text-foreground shadow-sm"
+            : "text-muted-foreground hover:text-foreground hover:bg-background/50"
        }`}
      >
        <ProviderIcon
@@ -63,7 +63,7 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
          className={
            activeApp === "codex"
              ? "text-foreground"
-              : "text-gray-500 dark:text-gray-400 group-hover:text-foreground transition-colors"
+              : "text-muted-foreground group-hover:text-foreground transition-colors"
          }
        />
        <span>{appDisplayName.codex}</span>
@@ -72,10 +72,10 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
      <button
        type="button"
        onClick={() => handleSwitch("gemini")}
-        className={`inline-flex items-center gap-2 px-3 py-2 rounded-md text-sm font-medium transition-all duration-200 ${
+        className={`group inline-flex items-center gap-2 px-3 py-2 rounded-md text-sm font-medium transition-all duration-200 ${
          activeApp === "gemini"
-            ? "bg-white text-gray-900 shadow-sm dark:bg-gray-900 dark:text-gray-100"
-            : "text-gray-500 hover:text-gray-900 hover:bg-white/50 dark:text-gray-400 dark:hover:text-gray-100 dark:hover:bg-gray-800/60"
+            ? "bg-background text-foreground shadow-sm"
+            : "text-muted-foreground hover:text-foreground hover:bg-background/50"
        }`}
      >
        <ProviderIcon
@@ -85,7 +85,7 @@ export function AppSwitcher({ activeApp, onSwitch }: AppSwitcherProps) {
          className={
            activeApp === "gemini"
              ? "text-foreground"
-              : "text-gray-500 dark:text-gray-400 group-hover:text-foreground transition-colors"
+              : "text-muted-foreground group-hover:text-foreground transition-colors"
          }
        />
        <span>{appDisplayName.gemini}</span>
@@ -2,7 +2,7 @@ import React, { useState } from "react";
 import { Play, Wand2, Eye, EyeOff, Save } from "lucide-react";
 import { toast } from "sonner";
 import { useTranslation } from "react-i18next";
-import { Provider, UsageScript } from "@/types";
+import { Provider, UsageScript, UsageData } from "@/types";
 import { usageApi, type AppId } from "@/lib/api";
 import JsonEditor from "./JsonEditor";
 import * as prettier from "prettier/standalone";
@@ -220,7 +220,7 @@ const UsageScriptModal: React.FC<UsageScriptModalProps> = ({
      );
      if (result.success && result.data && result.data.length > 0) {
        const summary = result.data
-          .map((plan) => {
+          .map((plan: UsageData) => {
            const planInfo = plan.planName ? `[${plan.planName}]` : "";
            return `${planInfo} ${t("usage.remaining")} ${plan.remaining} ${plan.unit}`;
          })
@@ -33,13 +33,23 @@ export function EditProviderDialog({
    unknown
  > | null>(null);

+  // 使用 ref 标记是否已经加载过，防止重复读取覆盖用户编辑
+  const [hasLoadedLive, setHasLoadedLive] = useState(false);
+
  useEffect(() => {
    let cancelled = false;
    const load = async () => {
      if (!open || !provider) {
        setLiveSettings(null);
+        setHasLoadedLive(false);
        return;
      }
+
+      // 关键修复：只在首次打开时加载一次
+      if (hasLoadedLive) {
+        return;
+      }
+
      try {
        const currentId = await providersApi.getCurrent(appId);
        if (currentId && provider.id === currentId) {
@@ -49,13 +59,20 @@ export function EditProviderDialog({
            )) as Record<string, unknown>;
            if (!cancelled && live && typeof live === "object") {
              setLiveSettings(live);
+              setHasLoadedLive(true);
            }
          } catch {
            // 读取实时配置失败则回退到 SSOT（不打断编辑流程）
-            if (!cancelled) setLiveSettings(null);
+            if (!cancelled) {
+              setLiveSettings(null);
+              setHasLoadedLive(true);
+            }
          }
        } else {
-          if (!cancelled) setLiveSettings(null);
+          if (!cancelled) {
+            setLiveSettings(null);
+            setHasLoadedLive(true);
+          }
        }
      } finally {
        // no-op
@@ -65,14 +82,33 @@ export function EditProviderDialog({
    return () => {
      cancelled = true;
    };
-  }, [open, provider, appId]);
+  }, [open, provider?.id, appId, hasLoadedLive]); // 只依赖 provider.id，不依赖整个 provider 对象

  const initialSettingsConfig = useMemo(() => {
    return (liveSettings ?? provider?.settingsConfig ?? {}) as Record<
      string,
      unknown
    >;
-  }, [liveSettings, provider]);
+  }, [liveSettings, provider?.settingsConfig]); // 只依赖 settingsConfig，不依赖整个 provider
+
+  // 固定 initialData，防止 provider 对象更新时重置表单
+  const initialData = useMemo(() => {
+    if (!provider) return null;
+    return {
+      name: provider.name,
+      notes: provider.notes,
+      websiteUrl: provider.websiteUrl,
+      settingsConfig: initialSettingsConfig,
+      category: provider.category,
+      meta: provider.meta,
+      icon: provider.icon,
+      iconColor: provider.iconColor,
+    };
+  }, [
+    provider?.id, // 只依赖 ID，provider 对象更新不会触发重新计算
+    initialSettingsConfig,
+    // 注意：不依赖 provider 的其他字段，防止表单重置
+  ]);

  const handleSubmit = useCallback(
    async (values: ProviderFormValues) => {
@@ -104,7 +140,7 @@ export function EditProviderDialog({
    [onSubmit, onOpenChange, provider],
  );

-  if (!provider) {
+  if (!provider || !initialData) {
    return null;
  }

@@ -130,17 +166,7 @@ export function EditProviderDialog({
        submitLabel={t("common.save")}
        onSubmit={handleSubmit}
        onCancel={() => onOpenChange(false)}
-        initialData={{
-          name: provider.name,
-          notes: provider.notes,
-          websiteUrl: provider.websiteUrl,
-          // 若读取到实时配置则优先使用
-          settingsConfig: initialSettingsConfig,
-          category: provider.category,
-          meta: provider.meta,
-          icon: provider.icon,
-          iconColor: provider.iconColor,
-        }}
+        initialData={initialData}
        showButtons={false}
      />
    </FullScreenPanel>
@@ -1,24 +1,44 @@
-import { BarChart3, Check, Copy, Edit, Play, Trash2 } from "lucide-react";
+import {
+  BarChart3,
+  Check,
+  Copy,
+  Edit,
+  Loader2,
+  Play,
+  TestTube2,
+  Trash2,
+  RotateCcw,
+} from "lucide-react";
 import { useTranslation } from "react-i18next";
 import { Button } from "@/components/ui/button";
 import { cn } from "@/lib/utils";

 interface ProviderActionsProps {
  isCurrent: boolean;
+  isTesting?: boolean;
  onSwitch: () => void;
  onEdit: () => void;
  onDuplicate: () => void;
+  onTest?: () => void;
  onConfigureUsage: () => void;
  onDelete: () => void;
+  onResetCircuitBreaker?: () => void;
+  isProxyTarget?: boolean;
+  consecutiveFailures?: number;
 }

 export function ProviderActions({
  isCurrent,
+  isTesting,
  onSwitch,
  onEdit,
  onDuplicate,
+  onTest,
  onConfigureUsage,
  onDelete,
+  onResetCircuitBreaker,
+  isProxyTarget,
+  consecutiveFailures = 0,
 }: ProviderActionsProps) {
  const { t } = useTranslation();
  const iconButtonClass = "h-8 w-8 p-1";
@@ -70,6 +90,23 @@ export function ProviderActions({
          <Copy className="h-4 w-4" />
        </Button>

+        {onTest && (
+          <Button
+            size="icon"
+            variant="ghost"
+            onClick={onTest}
+            disabled={isTesting}
+            title={t("modelTest.testProvider", "测试模型")}
+            className={iconButtonClass}
+          >
+            {isTesting ? (
+              <Loader2 className="h-4 w-4 animate-spin" />
+            ) : (
+              <TestTube2 className="h-4 w-4" />
+            )}
+          </Button>
+        )}
+
        <Button
          size="icon"
          variant="ghost"
@@ -80,6 +117,32 @@ export function ProviderActions({
          <BarChart3 className="h-4 w-4" />
        </Button>

+        {/* 重置熔断器按钮 - 代理目标启用时显示 */}
+        {onResetCircuitBreaker && isProxyTarget && (
+          <Button
+            size="icon"
+            variant="ghost"
+            onClick={onResetCircuitBreaker}
+            disabled={consecutiveFailures === 0}
+            title={
+              consecutiveFailures > 0
+                ? t("provider.resetCircuitBreaker", {
+                    defaultValue: "重置熔断器",
+                  })
+                : t("provider.noFailures", {
+                    defaultValue: "当前无失败记录",
+                  })
+            }
+            className={cn(
+              iconButtonClass,
+              consecutiveFailures > 0 &&
+                "hover:text-orange-500 dark:hover:text-orange-400",
+            )}
+          >
+            <RotateCcw className="h-4 w-4" />
+          </Button>
+        )}
+
        <Button
          size="icon"
          variant="ghost"
@@ -11,6 +11,15 @@ import { cn } from "@/lib/utils";
 import { ProviderActions } from "@/components/providers/ProviderActions";
 import { ProviderIcon } from "@/components/ProviderIcon";
 import UsageFooter from "@/components/UsageFooter";
+import { Switch } from "@/components/ui/switch";
+import { Label } from "@/components/ui/label";
+import { ProviderHealthBadge } from "@/components/providers/ProviderHealthBadge";
+import {
+  useProviderHealth,
+  useResetCircuitBreaker,
+  useSetProxyTarget,
+} from "@/lib/query/failover";
+import { toast } from "sonner";

 interface DragHandleProps {
  attributes: DraggableAttributes;
@@ -28,6 +37,11 @@ interface ProviderCardProps {
  onConfigureUsage: (provider: Provider) => void;
  onOpenWebsite: (url: string) => void;
  onDuplicate: (provider: Provider) => void;
+  onTest?: (provider: Provider) => void;
+  isTesting?: boolean;
+  isProxyRunning: boolean;
+  proxyPriority?: number; // 代理目标的实际优先级 (1, 2, 3...)
+  allProviders?: Provider[]; // 所有供应商列表，用于计算开启后的优先级
  dragHandleProps?: DragHandleProps;
 }

@@ -76,10 +90,111 @@ export function ProviderCard({
  onConfigureUsage,
  onOpenWebsite,
  onDuplicate,
+  onTest,
+  isTesting,
+  isProxyRunning,
+  proxyPriority,
+  allProviders,
  dragHandleProps,
 }: ProviderCardProps) {
  const { t } = useTranslation();

+  // 获取供应商健康状态
+  const { data: health } = useProviderHealth(provider.id, appId);
+
+  // 设置代理目标
+  const setProxyTargetMutation = useSetProxyTarget();
+
+  // 重置熔断器
+  const resetCircuitBreaker = useResetCircuitBreaker();
+
+  const handleSetProxyTarget = async (enabled: boolean) => {
+    try {
+      await setProxyTargetMutation.mutateAsync({
+        providerId: provider.id,
+        appType: appId,
+        enabled,
+      });
+
+      // 计算实际优先级（开启时）
+      let actualPriority: number | undefined;
+      if (enabled && allProviders) {
+        // 模拟开启后的状态：获取所有将要启用代理的 providers
+        const futureProxyTargets = allProviders.filter((p) => {
+          // 包括：已经是代理目标的 或 当前要开启的这个
+          if (p.id === provider.id) return true;
+          return p.isProxyTarget;
+        });
+
+        // 按 sortIndex 排序
+        const sortedTargets = futureProxyTargets.sort((a, b) => {
+          const indexA = a.sortIndex ?? Number.MAX_SAFE_INTEGER;
+          const indexB = b.sortIndex ?? Number.MAX_SAFE_INTEGER;
+          return indexA - indexB;
+        });
+
+        // 找到当前 provider 的位置
+        const position = sortedTargets.findIndex((p) => p.id === provider.id);
+        actualPriority = position >= 0 ? position + 1 : undefined;
+      }
+
+      const message = enabled
+        ? actualPriority
+          ? t("provider.proxyTargetEnabled", {
+              defaultValue: `已启用代理目标（优先级：P${actualPriority}）`,
+            })
+          : t("provider.proxyTargetEnabled", {
+              defaultValue: "已启用代理目标",
+            })
+        : t("provider.proxyTargetDisabled", {
+            defaultValue: "已禁用代理目标",
+          });
+
+      const description = enabled
+        ? t("provider.proxyTargetEnabledDesc", {
+            defaultValue: "下次请求将按优先级自动选择此供应商",
+          })
+        : t("provider.proxyTargetDisabledDesc", {
+            defaultValue: "后续请求将使用其他可用供应商",
+          });
+
+      toast.success(message, {
+        description,
+        duration: 4000,
+      });
+    } catch (error) {
+      toast.error(
+        t("provider.setProxyTargetFailed", {
+          defaultValue: "操作失败",
+        }) +
+          ": " +
+          String(error),
+      );
+    }
+  };
+
+  const handleResetCircuitBreaker = async () => {
+    try {
+      await resetCircuitBreaker.mutateAsync({
+        providerId: provider.id,
+        appType: appId,
+      });
+      toast.success(
+        t("provider.circuitBreakerReset", {
+          defaultValue: "熔断器已重置",
+        }),
+      );
+    } catch (error) {
+      toast.error(
+        t("provider.circuitBreakerResetFailed", {
+          defaultValue: "重置失败",
+        }) +
+          ": " +
+          String(error),
+      );
+    }
+  };
+
  const fallbackUrlText = t("provider.notConfigured", {
    defaultValue: "未配置接口地址",
  });
@@ -114,9 +229,9 @@ export function ProviderCard({
  return (
    <div
      className={cn(
-        "glass-card relative overflow-hidden rounded-xl p-4 transition-all duration-300",
-        "group hover:bg-black/[0.02] dark:hover:bg-white/[0.02] hover:border-primary/50",
-        isCurrent ? "glass-card-active" : "hover:scale-[1.01]",
+        "relative overflow-hidden rounded-xl border border-border p-4 transition-all duration-300",
+        "bg-card text-card-foreground group hover:border-border-active",
+        isCurrent ? "border-primary/50 shadow-sm" : "hover:shadow-sm",
        dragHandleProps?.isDragging &&
          "cursor-grabbing border-primary shadow-lg scale-105 z-10",
      )}
@@ -139,7 +254,7 @@ export function ProviderCard({
          </button>

          {/* 供应商图标 */}
-          <div className="h-8 w-8 rounded-lg bg-white/5 flex items-center justify-center border border-gray-200 dark:border-white/10 group-hover:scale-105 transition-transform duration-300">
+          <div className="h-8 w-8 rounded-lg bg-muted flex items-center justify-center border border-border group-hover:scale-105 transition-transform duration-300">
            <ProviderIcon
              icon={provider.icon}
              name={provider.name}
@@ -153,6 +268,29 @@ export function ProviderCard({
              <h3 className="text-base font-semibold leading-none">
                {provider.name}
              </h3>
+
+              {/* 健康状态徽章和优先级 */}
+              {isProxyRunning && (
+                <div className="flex items-center gap-1.5">
+                  {/* 健康徽章：代理目标启用时始终显示，没有健康数据时默认为正常(0失败) */}
+                  {(provider.isProxyTarget || health) && (
+                    <ProviderHealthBadge
+                      consecutiveFailures={health?.consecutive_failures ?? 0}
+                      isProxyTarget={provider.isProxyTarget ?? false}
+                    />
+                  )}
+                  {/* 优先级：仅在代理目标启用时显示 */}
+                  {provider.isProxyTarget && proxyPriority && (
+                    <span
+                      className="text-xs text-muted-foreground"
+                      title={`代理队列优先级：第${proxyPriority}位`}
+                    >
+                      P{proxyPriority}
+                    </span>
+                  )}
+                </div>
+              )}
+
              {provider.category === "third_party" &&
                provider.meta?.isPartner && (
                  <span
@@ -164,14 +302,42 @@ export function ProviderCard({
                    ⭐
                  </span>
                )}
-              <span
-                className={cn(
-                  "rounded-full bg-green-500/10 px-2 py-0.5 text-xs font-medium text-green-500 dark:text-green-400 transition-opacity duration-200",
-                  isCurrent ? "opacity-100" : "opacity-0 pointer-events-none",
-                )}
-              >
-                {t("provider.currentlyUsing")}
-              </span>
+
+              {/* 代理目标开关 - 仅在代理服务运行时显示 */}
+              {isProxyRunning && (
+                <div
+                  className="flex items-center gap-2 ml-2"
+                  onClick={(e) => e.stopPropagation()}
+                >
+                  <Switch
+                    id={`proxy-target-switch-${provider.id}`}
+                    checked={provider.isProxyTarget || false}
+                    onCheckedChange={(checked) => {
+                      handleSetProxyTarget(checked);
+                    }}
+                    disabled={setProxyTargetMutation.isPending}
+                    className="scale-75 data-[state=checked]:bg-green-500"
+                  />
+                  {provider.isProxyTarget && (
+                    <Label
+                      htmlFor={`proxy-target-switch-${provider.id}`}
+                      className="text-xs font-medium text-green-600 dark:text-green-400 cursor-pointer"
+                    >
+                      {t("provider.proxyTarget", { defaultValue: "代理目标" })}
+                    </Label>
+                  )}
+                  {!provider.isProxyTarget && (
+                    <Label
+                      htmlFor={`proxy-target-switch-${provider.id}`}
+                      className="text-xs text-muted-foreground cursor-pointer opacity-0 group-hover:opacity-100 transition-opacity"
+                    >
+                      {t("provider.setAsProxyTarget", {
+                        defaultValue: "设为代理",
+                      })}
+                    </Label>
+                  )}
+                </div>
+              )}
            </div>

            {displayUrl && (
@@ -208,11 +374,20 @@ export function ProviderCard({
          <div className="absolute right-0 top-1/2 -translate-y-1/2 flex items-center gap-1.5 opacity-0 pointer-events-none group-hover:opacity-100 group-focus-within:opacity-100 group-hover:pointer-events-auto group-focus-within:pointer-events-auto transition-all duration-200 translate-x-2 group-hover:translate-x-0 group-focus-within:translate-x-0">
            <ProviderActions
              isCurrent={isCurrent}
+              isTesting={isTesting}
              onSwitch={() => onSwitch(provider)}
              onEdit={() => onEdit(provider)}
              onDuplicate={() => onDuplicate(provider)}
+              onTest={onTest ? () => onTest(provider) : undefined}
              onConfigureUsage={() => onConfigureUsage(provider)}
              onDelete={() => onDelete(provider)}
+              onResetCircuitBreaker={
+                isProxyRunning && provider.isProxyTarget
+                  ? handleResetCircuitBreaker
+                  : undefined
+              }
+              isProxyTarget={provider.isProxyTarget}
+              consecutiveFailures={health?.consecutive_failures ?? 0}
            />
          </div>
        </div>
@@ -10,7 +10,7 @@ export function ProviderEmptyState({ onCreate }: ProviderEmptyStateProps) {
  const { t } = useTranslation();

  return (
-    <div className="flex flex-col items-center justify-center rounded-lg border border-dashed border-muted-foreground/30 p-10 text-center">
+    <div className="flex flex-col items-center justify-center rounded-lg border border-dashed border-border p-10 text-center">
      <div className="mb-4 flex h-16 w-16 items-center justify-center rounded-full bg-muted">
        <Users className="h-7 w-7 text-muted-foreground" />
      </div>
@@ -0,0 +1,70 @@
+import { cn } from "@/lib/utils";
+import { ProviderHealthStatus } from "@/types/proxy";
+
+interface ProviderHealthBadgeProps {
+  consecutiveFailures: number;
+  isProxyTarget?: boolean;
+  className?: string;
+}
+
+/**
+ * 供应商健康状态徽章
+ * 根据连续失败次数显示不同颜色的状态指示器
+ */
+export function ProviderHealthBadge({
+  consecutiveFailures,
+  isProxyTarget,
+  className,
+}: ProviderHealthBadgeProps) {
+  // 如果代理目标已关闭但有失败记录，仍然显示（自动熔断场景）
+  // 如果代理目标启用，始终显示
+  // 如果代理目标关闭且无失败记录，隐藏
+  if (!isProxyTarget && consecutiveFailures === 0) return null;
+
+  // 根据失败次数计算状态
+  const getStatus = () => {
+    if (consecutiveFailures === 0) {
+      return {
+        label: "正常",
+        status: ProviderHealthStatus.Healthy,
+        color: "bg-green-500",
+        // 使用更深/柔和的背景色，去除可能的白色内容感
+        bgColor: "bg-green-500/10",
+        textColor: "text-green-600 dark:text-green-400",
+      };
+    } else if (consecutiveFailures < 5) {
+      return {
+        label: "降级",
+        status: ProviderHealthStatus.Degraded,
+        color: "bg-yellow-500",
+        bgColor: "bg-yellow-500/10",
+        textColor: "text-yellow-600 dark:text-yellow-400",
+      };
+    } else {
+      return {
+        label: "熔断",
+        status: ProviderHealthStatus.Failed,
+        color: "bg-red-500",
+        bgColor: "bg-red-500/10",
+        textColor: "text-red-600 dark:text-red-400",
+      };
+    }
+  };
+
+  const statusConfig = getStatus();
+
+  return (
+    <div
+      className={cn(
+        "inline-flex items-center gap-1.5 px-2 py-1 rounded-full text-xs font-medium",
+        statusConfig.bgColor,
+        statusConfig.textColor,
+        className,
+      )}
+      title={`连续失败 ${consecutiveFailures} 次`}
+    >
+      <div className={cn("w-2 h-2 rounded-full", statusConfig.color)} />
+      <span>{statusConfig.label}</span>
+    </div>
+  );
+}
@@ -5,10 +5,12 @@ import {
  useSortable,
  verticalListSortingStrategy,
 } from "@dnd-kit/sortable";
+import { useMemo } from "react";
 import type { CSSProperties } from "react";
 import type { Provider } from "@/types";
 import type { AppId } from "@/lib/api";
 import { useDragSort } from "@/hooks/useDragSort";
+import { useModelTest } from "@/hooks/useModelTest";
 import { ProviderCard } from "@/components/providers/ProviderCard";
 import { ProviderEmptyState } from "@/components/providers/ProviderEmptyState";

@@ -24,6 +26,7 @@ interface ProviderListProps {
  onOpenWebsite: (url: string) => void;
  onCreate?: () => void;
  isLoading?: boolean;
+  isProxyRunning?: boolean; // 代理服务运行状态
 }

 export function ProviderList({
@@ -38,12 +41,41 @@ export function ProviderList({
  onOpenWebsite,
  onCreate,
  isLoading = false,
+  isProxyRunning = false, // 默认值为 false
 }: ProviderListProps) {
  const { sortedProviders, sensors, handleDragEnd } = useDragSort(
    providers,
    appId,
  );

+  // 模型测试
+  const { testProvider, isTesting } = useModelTest(appId);
+
+  // 计算代理目标的实际优先级映射 (P1, P2, P3...)
+  const proxyPriorityMap = useMemo(() => {
+    // 获取所有启用代理目标的供应商
+    const proxyTargets = sortedProviders.filter((p) => p.isProxyTarget);
+
+    // 按 sortIndex 排序
+    const sortedTargets = proxyTargets.sort((a, b) => {
+      const indexA = a.sortIndex ?? Number.MAX_SAFE_INTEGER;
+      const indexB = b.sortIndex ?? Number.MAX_SAFE_INTEGER;
+      return indexA - indexB;
+    });
+
+    // 创建优先级映射
+    const map = new Map<string, number>();
+    sortedTargets.forEach((provider, index) => {
+      map.set(provider.id, index + 1); // P1, P2, P3...
+    });
+
+    return map;
+  }, [sortedProviders]);
+
+  const handleTest = (provider: Provider) => {
+    testProvider(provider.id, provider.name);
+  };
+
  if (isLoading) {
    return (
      <div className="space-y-3">
@@ -87,6 +119,11 @@ export function ProviderList({
              onDuplicate={onDuplicate}
              onConfigureUsage={onConfigureUsage}
              onOpenWebsite={onOpenWebsite}
+              onTest={handleTest}
+              isTesting={isTesting(provider.id)}
+              isProxyRunning={isProxyRunning}
+              proxyPriority={proxyPriorityMap.get(provider.id)}
+              allProviders={sortedProviders}
            />
          ))}
        </div>
@@ -105,6 +142,11 @@ interface SortableProviderCardProps {
  onDuplicate: (provider: Provider) => void;
  onConfigureUsage?: (provider: Provider) => void;
  onOpenWebsite: (url: string) => void;
+  onTest: (provider: Provider) => void;
+  isTesting: boolean;
+  isProxyRunning: boolean;
+  proxyPriority?: number; // 代理目标的实际优先级 (1, 2, 3...)
+  allProviders?: Provider[]; // 所有供应商列表
 }

 function SortableProviderCard({
@@ -117,6 +159,11 @@ function SortableProviderCard({
  onDuplicate,
  onConfigureUsage,
  onOpenWebsite,
+  onTest,
+  isTesting,
+  isProxyRunning,
+  proxyPriority,
+  allProviders,
 }: SortableProviderCardProps) {
  const {
    setNodeRef,
@@ -146,6 +193,11 @@ function SortableProviderCard({
          onConfigureUsage ? (item) => onConfigureUsage(item) : () => undefined
        }
        onOpenWebsite={onOpenWebsite}
+        onTest={onTest}
+        isTesting={isTesting}
+        isProxyRunning={isProxyRunning}
+        proxyPriority={proxyPriority}
+        allProviders={allProviders}
        dragHandleProps={{
          attributes,
          listeners,
@@ -0,0 +1,336 @@
+import { useState, useEffect } from "react";
+import { useTranslation } from "react-i18next";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import { Save, Loader2, Info } from "lucide-react";
+import { toast } from "sonner";
+import {
+  useCircuitBreakerConfig,
+  useUpdateCircuitBreakerConfig,
+} from "@/lib/query/failover";
+
+export interface AutoFailoverConfigPanelProps {
+  enabled: boolean;
+  onEnabledChange: (enabled: boolean) => void;
+}
+
+export function AutoFailoverConfigPanel({
+  enabled,
+  onEnabledChange,
+}: AutoFailoverConfigPanelProps) {
+  const { t } = useTranslation();
+  const { data: config, isLoading, error } = useCircuitBreakerConfig();
+  const updateConfig = useUpdateCircuitBreakerConfig();
+
+  const [formData, setFormData] = useState({
+    failureThreshold: 5,
+    successThreshold: 2,
+    timeoutSeconds: 60,
+    errorRateThreshold: 0.5,
+    minRequests: 10,
+  });
+
+  useEffect(() => {
+    if (config) {
+      setFormData({
+        ...config,
+      });
+    }
+  }, [config]);
+
+  const handleSave = async () => {
+    try {
+      await updateConfig.mutateAsync({
+        failureThreshold: formData.failureThreshold,
+        successThreshold: formData.successThreshold,
+        timeoutSeconds: formData.timeoutSeconds,
+        errorRateThreshold: formData.errorRateThreshold,
+        minRequests: formData.minRequests,
+      });
+      toast.success(
+        t("proxy.autoFailover.configSaved", "自动故障转移配置已保存"),
+      );
+    } catch (e) {
+      toast.error(
+        t("proxy.autoFailover.configSaveFailed", "保存失败") + ": " + String(e),
+      );
+    }
+  };
+
+  const handleReset = () => {
+    if (config) {
+      setFormData({
+        ...config,
+      });
+    }
+  };
+
+  if (isLoading) {
+    return (
+      <div className="flex items-center justify-center p-4">
+        <Loader2 className="h-6 w-6 animate-spin text-muted-foreground" />
+      </div>
+    );
+  }
+
+  return (
+    <div className="border-0 rounded-none shadow-none bg-transparent">
+      {/* Header Switch moved to parent accordion logic or kept here absolutely positioned if styling permits. 
+            Since we need it in the accordion header, and this component is inside the content, we can use a portal or 
+            absolute positioning trick similar to ProxyPanel, OR cleaner, just duplicate the switch logic in SettingsPage 
+            and pass it down. But for now, let's use the absolute positioning trick to "lift" it visually. 
+            Better yet, let's just render the content directly without the wrapping Card header/collapse logic 
+            since the user requested "click to expand is detailed info, no need to fold again" (implying the accordion handles folding).
+        */}
+
+      <div className="space-y-4">
+        {error && (
+          <Alert variant="destructive">
+            <AlertDescription>{String(error)}</AlertDescription>
+          </Alert>
+        )}
+
+        <Alert className="border-blue-500/40 bg-blue-500/10">
+          <Info className="h-4 w-4" />
+          <AlertDescription className="text-sm">
+            {t(
+              "proxy.autoFailover.info",
+              "当启用多个代理目标时，系统会按优先级顺序依次尝试。当某个供应商连续失败达到阈值时，熔断器会自动打开，跳过该供应商。",
+            )}
+          </AlertDescription>
+        </Alert>
+
+        {/* 重试与超时配置 */}
+        <div className="space-y-4 rounded-lg border border-white/10 bg-muted/30 p-4">
+          <h4 className="text-sm font-semibold">
+            {t("proxy.autoFailover.retrySettings", "重试与超时设置")}
+          </h4>
+
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <Label htmlFor="failureThreshold">
+                {t("proxy.autoFailover.failureThreshold", "失败阈值")}
+              </Label>
+              <Input
+                id="failureThreshold"
+                type="number"
+                min="1"
+                max="20"
+                value={formData.failureThreshold}
+                onChange={(e) =>
+                  setFormData({
+                    ...formData,
+                    failureThreshold: parseInt(e.target.value) || 5,
+                  })
+                }
+                disabled={!enabled}
+              />
+              <p className="text-xs text-muted-foreground">
+                {t(
+                  "proxy.autoFailover.failureThresholdHint",
+                  "连续失败多少次后打开熔断器（建议: 3-10）",
+                )}
+              </p>
+            </div>
+
+            <div className="space-y-2">
+              <Label htmlFor="timeoutSeconds">
+                {t("proxy.autoFailover.timeout", "恢复等待时间（秒）")}
+              </Label>
+              <Input
+                id="timeoutSeconds"
+                type="number"
+                min="10"
+                max="300"
+                value={formData.timeoutSeconds}
+                onChange={(e) =>
+                  setFormData({
+                    ...formData,
+                    timeoutSeconds: parseInt(e.target.value) || 60,
+                  })
+                }
+                disabled={!enabled}
+              />
+              <p className="text-xs text-muted-foreground">
+                {t(
+                  "proxy.autoFailover.timeoutHint",
+                  "熔断器打开后，等待多久后尝试恢复（建议: 30-120）",
+                )}
+              </p>
+            </div>
+          </div>
+        </div>
+
+        {/* 熔断器高级配置 */}
+        <div className="space-y-4 rounded-lg border border-white/10 bg-muted/30 p-4">
+          <h4 className="text-sm font-semibold">
+            {t("proxy.autoFailover.circuitBreakerSettings", "熔断器高级设置")}
+          </h4>
+
+          <div className="grid grid-cols-1 md:grid-cols-3 gap-4">
+            <div className="space-y-2">
+              <Label htmlFor="successThreshold">
+                {t("proxy.autoFailover.successThreshold", "恢复成功阈值")}
+              </Label>
+              <Input
+                id="successThreshold"
+                type="number"
+                min="1"
+                max="10"
+                value={formData.successThreshold}
+                onChange={(e) =>
+                  setFormData({
+                    ...formData,
+                    successThreshold: parseInt(e.target.value) || 2,
+                  })
+                }
+                disabled={!enabled}
+              />
+              <p className="text-xs text-muted-foreground">
+                {t(
+                  "proxy.autoFailover.successThresholdHint",
+                  "半开状态下成功多少次后关闭熔断器",
+                )}
+              </p>
+            </div>
+
+            <div className="space-y-2">
+              <Label htmlFor="errorRateThreshold">
+                {t("proxy.autoFailover.errorRate", "错误率阈值 (%)")}
+              </Label>
+              <Input
+                id="errorRateThreshold"
+                type="number"
+                min="0"
+                max="100"
+                step="5"
+                value={Math.round(formData.errorRateThreshold * 100)}
+                onChange={(e) =>
+                  setFormData({
+                    ...formData,
+                    errorRateThreshold: (parseInt(e.target.value) || 50) / 100,
+                  })
+                }
+                disabled={!enabled}
+              />
+              <p className="text-xs text-muted-foreground">
+                {t(
+                  "proxy.autoFailover.errorRateHint",
+                  "错误率超过此值时打开熔断器",
+                )}
+              </p>
+            </div>
+
+            <div className="space-y-2">
+              <Label htmlFor="minRequests">
+                {t("proxy.autoFailover.minRequests", "最小请求数")}
+              </Label>
+              <Input
+                id="minRequests"
+                type="number"
+                min="5"
+                max="100"
+                value={formData.minRequests}
+                onChange={(e) =>
+                  setFormData({
+                    ...formData,
+                    minRequests: parseInt(e.target.value) || 10,
+                  })
+                }
+                disabled={!enabled}
+              />
+              <p className="text-xs text-muted-foreground">
+                {t(
+                  "proxy.autoFailover.minRequestsHint",
+                  "计算错误率前的最小请求数",
+                )}
+              </p>
+            </div>
+          </div>
+        </div>
+
+        {/* 操作按钮 */}
+        <div className="flex justify-end gap-3 pt-2">
+          <Button
+            variant="outline"
+            onClick={handleReset}
+            disabled={updateConfig.isPending || !enabled}
+          >
+            {t("common.reset", "重置")}
+          </Button>
+          <Button
+            onClick={handleSave}
+            disabled={updateConfig.isPending || !formData.enabled}
+          >
+            {updateConfig.isPending ? (
+              <>
+                <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+                {t("common.saving", "保存中...")}
+              </>
+            ) : (
+              <>
+                <Save className="mr-2 h-4 w-4" />
+                {t("common.save", "保存")}
+              </>
+            )}
+          </Button>
+        </div>
+
+        {/* 说明信息 */}
+        <div className="p-4 bg-muted/50 rounded-lg space-y-2 text-sm">
+          <h4 className="font-medium">
+            {t("proxy.autoFailover.explanationTitle", "工作原理")}
+          </h4>
+          <ul className="space-y-1 text-muted-foreground">
+            <li>
+              •{" "}
+              <strong>
+                {t("proxy.autoFailover.failureThresholdLabel", "失败阈值")}
+              </strong>
+              ：
+              {t(
+                "proxy.autoFailover.failureThresholdExplain",
+                "连续失败达到此次数时，熔断器打开，该供应商暂时不可用",
+              )}
+            </li>
+            <li>
+              •{" "}
+              <strong>
+                {t("proxy.autoFailover.timeoutLabel", "恢复等待时间")}
+              </strong>
+              ：
+              {t(
+                "proxy.autoFailover.timeoutExplain",
+                "熔断器打开后，等待此时间后尝试半开状态",
+              )}
+            </li>
+            <li>
+              •{" "}
+              <strong>
+                {t("proxy.autoFailover.successThresholdLabel", "恢复成功阈值")}
+              </strong>
+              ：
+              {t(
+                "proxy.autoFailover.successThresholdExplain",
+                "半开状态下，成功达到此次数时关闭熔断器，供应商恢复可用",
+              )}
+            </li>
+            <li>
+              •{" "}
+              <strong>
+                {t("proxy.autoFailover.errorRateLabel", "错误率阈值")}
+              </strong>
+              ：
+              {t(
+                "proxy.autoFailover.errorRateExplain",
+                "错误率超过此值时，即使未达到失败阈值也会打开熔断器",
+              )}
+            </li>
+          </ul>
+        </div>
+      </div>
+    </div>
+  );
+}
@@ -0,0 +1,208 @@
+import {
+  useCircuitBreakerConfig,
+  useUpdateCircuitBreakerConfig,
+} from "@/lib/query/failover";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { Button } from "@/components/ui/button";
+import { useState, useEffect } from "react";
+import { toast } from "sonner";
+
+/**
+ * 熔断器配置面板
+ * 允许用户调整熔断器参数
+ */
+export function CircuitBreakerConfigPanel() {
+  const { data: config, isLoading } = useCircuitBreakerConfig();
+  const updateConfig = useUpdateCircuitBreakerConfig();
+
+  const [formData, setFormData] = useState({
+    failureThreshold: 5,
+    successThreshold: 2,
+    timeoutSeconds: 60,
+    errorRateThreshold: 0.5,
+    minRequests: 10,
+  });
+
+  // 当配置加载完成时更新表单数据
+  useEffect(() => {
+    if (config) {
+      setFormData(config);
+    }
+  }, [config]);
+
+  const handleSave = async () => {
+    try {
+      await updateConfig.mutateAsync(formData);
+      toast.success("熔断器配置已保存");
+    } catch (error) {
+      toast.error("保存失败: " + String(error));
+    }
+  };
+
+  const handleReset = () => {
+    if (config) {
+      setFormData(config);
+    }
+  };
+
+  if (isLoading) {
+    return <div className="text-sm text-muted-foreground">加载中...</div>;
+  }
+
+  return (
+    <div className="space-y-6">
+      <div>
+        <h3 className="text-lg font-semibold">熔断器配置</h3>
+        <p className="text-sm text-muted-foreground mt-1">
+          调整熔断器参数以控制故障检测和恢复行为
+        </p>
+      </div>
+
+      <div className="h-px bg-border my-4" />
+
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        {/* 失败阈值 */}
+        <div className="space-y-2">
+          <Label htmlFor="failureThreshold">失败阈值</Label>
+          <Input
+            id="failureThreshold"
+            type="number"
+            min="1"
+            max="20"
+            value={formData.failureThreshold}
+            onChange={(e) =>
+              setFormData({
+                ...formData,
+                failureThreshold: parseInt(e.target.value) || 5,
+              })
+            }
+          />
+          <p className="text-xs text-muted-foreground">
+            连续失败多少次后打开熔断器
+          </p>
+        </div>
+
+        {/* 超时时间 */}
+        <div className="space-y-2">
+          <Label htmlFor="timeoutSeconds">超时时间（秒）</Label>
+          <Input
+            id="timeoutSeconds"
+            type="number"
+            min="10"
+            max="300"
+            value={formData.timeoutSeconds}
+            onChange={(e) =>
+              setFormData({
+                ...formData,
+                timeoutSeconds: parseInt(e.target.value) || 60,
+              })
+            }
+          />
+          <p className="text-xs text-muted-foreground">
+            熔断器打开后多久尝试恢复（半开状态）
+          </p>
+        </div>
+
+        {/* 成功阈值 */}
+        <div className="space-y-2">
+          <Label htmlFor="successThreshold">成功阈值</Label>
+          <Input
+            id="successThreshold"
+            type="number"
+            min="1"
+            max="10"
+            value={formData.successThreshold}
+            onChange={(e) =>
+              setFormData({
+                ...formData,
+                successThreshold: parseInt(e.target.value) || 2,
+              })
+            }
+          />
+          <p className="text-xs text-muted-foreground">
+            半开状态下成功多少次后关闭熔断器
+          </p>
+        </div>
+
+        {/* 错误率阈值 */}
+        <div className="space-y-2">
+          <Label htmlFor="errorRateThreshold">错误率阈值 (%)</Label>
+          <Input
+            id="errorRateThreshold"
+            type="number"
+            min="0"
+            max="100"
+            step="5"
+            value={Math.round(formData.errorRateThreshold * 100)}
+            onChange={(e) =>
+              setFormData({
+                ...formData,
+                errorRateThreshold: (parseInt(e.target.value) || 50) / 100,
+              })
+            }
+          />
+          <p className="text-xs text-muted-foreground">
+            错误率超过此值时打开熔断器
+          </p>
+        </div>
+
+        {/* 最小请求数 */}
+        <div className="space-y-2">
+          <Label htmlFor="minRequests">最小请求数</Label>
+          <Input
+            id="minRequests"
+            type="number"
+            min="5"
+            max="100"
+            value={formData.minRequests}
+            onChange={(e) =>
+              setFormData({
+                ...formData,
+                minRequests: parseInt(e.target.value) || 10,
+              })
+            }
+          />
+          <p className="text-xs text-muted-foreground">
+            计算错误率前的最小请求数
+          </p>
+        </div>
+      </div>
+
+      <div className="flex gap-3">
+        <Button onClick={handleSave} disabled={updateConfig.isPending}>
+          {updateConfig.isPending ? "保存中..." : "保存配置"}
+        </Button>
+        <Button
+          variant="outline"
+          onClick={handleReset}
+          disabled={updateConfig.isPending}
+        >
+          重置
+        </Button>
+      </div>
+
+      {/* 说明信息 */}
+      <div className="p-4 bg-muted/50 rounded-lg space-y-2 text-sm">
+        <h4 className="font-medium">配置说明</h4>
+        <ul className="space-y-1 text-muted-foreground">
+          <li>
+            • <strong>失败阈值</strong>：连续失败达到此次数时，熔断器打开
+          </li>
+          <li>
+            • <strong>超时时间</strong>：熔断器打开后，等待此时间后尝试半开
+          </li>
+          <li>
+            • <strong>成功阈值</strong>：半开状态下，成功达到此次数时关闭熔断器
+          </li>
+          <li>
+            • <strong>错误率阈值</strong>：错误率超过此值时，熔断器打开
+          </li>
+          <li>
+            • <strong>最小请求数</strong>：只有请求数达到此值后才计算错误率
+          </li>
+        </ul>
+      </div>
+    </div>
+  );
+}
@@ -0,0 +1,312 @@
+import { useState } from "react";
+import { Activity, Clock, TrendingUp, Server, ListOrdered } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import { useProxyStatus } from "@/hooks/useProxyStatus";
+import { ProxySettingsDialog } from "./ProxySettingsDialog";
+import { toast } from "sonner";
+import { useProxyTargets } from "@/lib/query/failover";
+import { ProviderHealthBadge } from "@/components/providers/ProviderHealthBadge";
+import { useProviderHealth } from "@/lib/query/failover";
+import type { ProxyStatus } from "@/types/proxy";
+
+export function ProxyPanel() {
+  const { status, isRunning } = useProxyStatus();
+  const [showSettings, setShowSettings] = useState(false);
+
+  // 获取所有三个应用类型的代理目标列表
+  const { data: claudeTargets = [] } = useProxyTargets("claude");
+  const { data: codexTargets = [] } = useProxyTargets("codex");
+  const { data: geminiTargets = [] } = useProxyTargets("gemini");
+
+  const formatUptime = (seconds: number): string => {
+    const hours = Math.floor(seconds / 3600);
+    const minutes = Math.floor((seconds % 3600) / 60);
+    const secs = seconds % 60;
+
+    if (hours > 0) {
+      return `${hours}h ${minutes}m ${secs}s`;
+    } else if (minutes > 0) {
+      return `${minutes}m ${secs}s`;
+    } else {
+      return `${secs}s`;
+    }
+  };
+
+  return (
+    <>
+      <section className="space-y-6">
+        {isRunning && status ? (
+          <div className="space-y-6">
+            <div className="rounded-lg border border-border bg-muted/40 p-4 space-y-4">
+              <div>
+                <p className="text-xs text-muted-foreground">服务地址</p>
+                <div className="mt-2 flex flex-col gap-2 sm:flex-row sm:items-center">
+                  <code className="flex-1 text-sm bg-background px-3 py-2 rounded border border-border/60">
+                    http://{status.address}:{status.port}
+                  </code>
+                  <Button
+                    size="sm"
+                    variant="outline"
+                    onClick={() => {
+                      navigator.clipboard.writeText(
+                        `http://${status.address}:${status.port}`,
+                      );
+                      toast.success("地址已复制");
+                    }}
+                  >
+                    复制
+                  </Button>
+                </div>
+              </div>
+
+              <div className="pt-3 border-t border-border space-y-2">
+                <p className="text-xs text-muted-foreground">使用中</p>
+                {status.active_targets && status.active_targets.length > 0 ? (
+                  <div className="grid gap-2 sm:grid-cols-2">
+                    {status.active_targets.map((target) => (
+                      <div
+                        key={target.app_type}
+                        className="flex items-center justify-between rounded-md border border-border bg-background/60 px-2 py-1.5 text-xs"
+                      >
+                        <span className="text-muted-foreground">
+                          {target.app_type}
+                        </span>
+                        <span
+                          className="ml-2 font-medium truncate text-foreground"
+                          title={target.provider_name}
+                        >
+                          {target.provider_name}
+                        </span>
+                      </div>
+                    ))}
+                  </div>
+                ) : status.current_provider ? (
+                  <p className="text-sm text-muted-foreground">
+                    当前 Provider：{" "}
+                    <span className="font-medium text-foreground">
+                      {status.current_provider}
+                    </span>
+                  </p>
+                ) : (
+                  <p className="text-sm text-yellow-600 dark:text-yellow-400">
+                    当前 Provider：等待首次请求…
+                  </p>
+                )}
+              </div>
+
+              {/* 供应商队列 - 按应用类型分组展示 */}
+              {(claudeTargets.length > 0 ||
+                codexTargets.length > 0 ||
+                geminiTargets.length > 0) && (
+                <div className="pt-3 border-t border-border space-y-3">
+                  <div className="flex items-center gap-2">
+                    <ListOrdered className="h-3.5 w-3.5 text-muted-foreground" />
+                    <p className="text-xs text-muted-foreground">
+                      故障转移队列
+                    </p>
+                  </div>
+
+                  {/* Claude 队列 */}
+                  {claudeTargets.length > 0 && (
+                    <ProviderQueueGroup
+                      appType="claude"
+                      appLabel="Claude"
+                      targets={claudeTargets}
+                      status={status}
+                    />
+                  )}
+
+                  {/* Codex 队列 */}
+                  {codexTargets.length > 0 && (
+                    <ProviderQueueGroup
+                      appType="codex"
+                      appLabel="Codex"
+                      targets={codexTargets}
+                      status={status}
+                    />
+                  )}
+
+                  {/* Gemini 队列 */}
+                  {geminiTargets.length > 0 && (
+                    <ProviderQueueGroup
+                      appType="gemini"
+                      appLabel="Gemini"
+                      targets={geminiTargets}
+                      status={status}
+                    />
+                  )}
+                </div>
+              )}
+            </div>
+
+            <div className="grid gap-3 md:grid-cols-4">
+              <StatCard
+                icon={<Activity className="h-4 w-4" />}
+                label="活跃连接"
+                value={status.active_connections}
+              />
+              <StatCard
+                icon={<TrendingUp className="h-4 w-4" />}
+                label="总请求数"
+                value={status.total_requests}
+              />
+              <StatCard
+                icon={<Clock className="h-4 w-4" />}
+                label="成功率"
+                value={`${status.success_rate.toFixed(1)}%`}
+                variant={status.success_rate > 90 ? "success" : "warning"}
+              />
+              <StatCard
+                icon={<Clock className="h-4 w-4" />}
+                label="运行时间"
+                value={formatUptime(status.uptime_seconds)}
+              />
+            </div>
+          </div>
+        ) : (
+          <div className="text-center py-10 text-muted-foreground">
+            <div className="mx-auto w-16 h-16 rounded-full bg-muted flex items-center justify-center mb-4">
+              <Server className="h-8 w-8" />
+            </div>
+            <p className="text-base font-medium text-foreground mb-1">
+              代理服务已停止
+            </p>
+            <p className="text-sm text-muted-foreground">
+              使用右上角开关即可启动服务
+            </p>
+          </div>
+        )}
+      </section>
+
+      <ProxySettingsDialog open={showSettings} onOpenChange={setShowSettings} />
+    </>
+  );
+}
+
+interface StatCardProps {
+  icon: React.ReactNode;
+  label: string;
+  value: string | number;
+  variant?: "default" | "success" | "warning";
+}
+
+function StatCard({ icon, label, value, variant = "default" }: StatCardProps) {
+  const variantStyles = {
+    default: "",
+    success: "border-green-500/40 bg-green-500/5",
+    warning: "border-yellow-500/40 bg-yellow-500/5",
+  };
+
+  return (
+    <div
+      className={`rounded-lg border border-border bg-card/60 p-4 text-sm text-muted-foreground ${variantStyles[variant]}`}
+    >
+      <div className="flex items-center gap-2 text-muted-foreground mb-2">
+        {icon}
+        <span className="text-xs">{label}</span>
+      </div>
+      <p className="text-xl font-semibold text-foreground">{value}</p>
+    </div>
+  );
+}
+
+interface ProviderQueueGroupProps {
+  appType: string;
+  appLabel: string;
+  targets: Array<{
+    id: string;
+    name: string;
+  }>;
+  status: ProxyStatus;
+}
+
+function ProviderQueueGroup({
+  appType,
+  appLabel,
+  targets,
+  status,
+}: ProviderQueueGroupProps) {
+  // 查找该应用类型的当前活跃目标
+  const activeTarget = status.active_targets?.find(
+    (t) => t.app_type === appType,
+  );
+
+  return (
+    <div className="space-y-2">
+      {/* 应用类型标题 */}
+      <div className="flex items-center gap-2 px-2">
+        <span className="text-xs font-semibold text-foreground/80">
+          {appLabel}
+        </span>
+        <div className="flex-1 h-px bg-border/50" />
+      </div>
+
+      {/* 供应商列表 */}
+      <div className="space-y-1.5">
+        {targets.map((target, index) => (
+          <ProviderQueueItem
+            key={target.id}
+            provider={target}
+            priority={index + 1}
+            appType={appType}
+            isCurrent={activeTarget?.provider_id === target.id}
+          />
+        ))}
+      </div>
+    </div>
+  );
+}
+
+interface ProviderQueueItemProps {
+  provider: {
+    id: string;
+    name: string;
+  };
+  priority: number;
+  appType: string;
+  isCurrent: boolean;
+}
+
+function ProviderQueueItem({
+  provider,
+  priority,
+  appType,
+  isCurrent,
+}: ProviderQueueItemProps) {
+  const { data: health } = useProviderHealth(provider.id, appType);
+
+  return (
+    <div
+      className={`flex items-center justify-between rounded-md border px-3 py-2 text-sm transition-colors ${
+        isCurrent
+          ? "border-primary/40 bg-primary/10 text-primary font-medium"
+          : "border-border bg-background/60"
+      }`}
+    >
+      <div className="flex items-center gap-2">
+        <span
+          className={`flex-shrink-0 flex items-center justify-center w-5 h-5 rounded-full text-xs font-bold ${
+            isCurrent
+              ? "bg-primary text-primary-foreground"
+              : "bg-muted text-muted-foreground"
+          }`}
+        >
+          {priority}
+        </span>
+        <span className={isCurrent ? "" : "text-foreground"}>
+          {provider.name}
+        </span>
+        {isCurrent && (
+          <span className="text-xs px-1.5 py-0.5 rounded bg-primary/20 text-primary">
+            使用中
+          </span>
+        )}
+      </div>
+      {/* 健康徽章：队列中的代理目标始终显示，没有健康数据时默认为正常 */}
+      <ProviderHealthBadge
+        consecutiveFailures={health?.consecutive_failures ?? 0}
+        isProxyTarget={true}
+      />
+    </div>
+  );
+}
@@ -0,0 +1,397 @@
+/**
+ * 代理服务设置对话框
+ */
+
+import {
+  Form,
+  FormControl,
+  FormField,
+  FormItem,
+  FormLabel,
+  FormDescription,
+  FormMessage,
+} from "@/components/ui/form";
+import { Input } from "@/components/ui/input";
+import { Button } from "@/components/ui/button";
+import { Switch } from "@/components/ui/switch";
+import { useForm } from "react-hook-form";
+import { zodResolver } from "@hookform/resolvers/zod";
+import { z } from "zod";
+import { useProxyConfig } from "@/hooks/useProxyConfig";
+import { useEffect, useMemo } from "react";
+import { AlertCircle } from "lucide-react";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import { FullScreenPanel } from "@/components/common/FullScreenPanel";
+import { useTranslation } from "react-i18next";
+import type { TFunction } from "i18next";
+import type { ProxyConfig } from "@/types/proxy";
+
+// 表单数据类型（不包含 enabled 字段，该字段由后端自动管理）
+type ProxyConfigForm = Omit<ProxyConfig, "enabled">;
+
+const createProxyConfigSchema = (t: TFunction) => {
+  const requestTimeoutSchema = z
+    .number()
+    .min(
+      0,
+      t("proxy.settings.validation.timeoutNonNegative", {
+        defaultValue: "超时时间不能为负数",
+      }),
+    )
+    .max(
+      600,
+      t("proxy.settings.validation.timeoutMax", {
+        defaultValue: "超时时间最多600秒",
+      }),
+    )
+    .refine((value) => value === 0 || value >= 10, {
+      message: t("proxy.settings.validation.timeoutRange", {
+        defaultValue: "请输入 0 或 10-600 之间的数值",
+      }),
+    });
+
+  return z.object({
+    listen_address: z.string().regex(
+      /^(\d{1,3}\.){3}\d{1,3}$/,
+      t("proxy.settings.validation.addressInvalid", {
+        defaultValue: "请输入有效的IP地址",
+      }),
+    ),
+    listen_port: z
+      .number()
+      .min(
+        1024,
+        t("proxy.settings.validation.portMin", {
+          defaultValue: "端口必须大于1024",
+        }),
+      )
+      .max(
+        65535,
+        t("proxy.settings.validation.portMax", {
+          defaultValue: "端口必须小于65535",
+        }),
+      ),
+    max_retries: z
+      .number()
+      .min(
+        0,
+        t("proxy.settings.validation.retryMin", {
+          defaultValue: "重试次数不能为负",
+        }),
+      )
+      .max(
+        10,
+        t("proxy.settings.validation.retryMax", {
+          defaultValue: "重试次数不能超过10",
+        }),
+      ),
+    request_timeout: requestTimeoutSchema,
+    enable_logging: z.boolean(),
+  });
+};
+
+interface ProxySettingsDialogProps {
+  open: boolean;
+  onOpenChange: (open: boolean) => void;
+}
+
+export function ProxySettingsDialog({
+  open,
+  onOpenChange,
+}: ProxySettingsDialogProps) {
+  const { config, isLoading, updateConfig, isUpdating } = useProxyConfig();
+  const { t } = useTranslation();
+  const schema = useMemo(() => createProxyConfigSchema(t), [t]);
+
+  const closePanel = () => onOpenChange(false);
+
+  const form = useForm<ProxyConfigForm>({
+    resolver: zodResolver(schema),
+    defaultValues: {
+      listen_address: "127.0.0.1",
+      listen_port: 5000,
+      max_retries: 3,
+      request_timeout: 300,
+      enable_logging: true,
+    },
+  });
+
+  // 当配置加载完成后更新表单
+  useEffect(() => {
+    if (config) {
+      form.reset({
+        ...config,
+      });
+    }
+  }, [config, form]);
+
+  const onSubmit = async (data: ProxyConfigForm) => {
+    try {
+      // 添加 enabled 字段（从当前配置中获取，保持不变）
+      const configToSave: ProxyConfig = {
+        ...data,
+        enabled: config?.enabled ?? true,
+      };
+      await updateConfig(configToSave);
+      closePanel();
+    } catch (error) {
+      console.error("Save config failed:", error);
+    }
+  };
+
+  const formId = "proxy-settings-form";
+
+  return (
+    <FullScreenPanel
+      isOpen={open}
+      title={t("proxy.settings.title", { defaultValue: "代理服务设置" })}
+      onClose={closePanel}
+      footer={
+        <>
+          <Button
+            type="button"
+            variant="outline"
+            onClick={closePanel}
+            disabled={isUpdating}
+          >
+            {t("common.cancel", { defaultValue: "取消" })}
+          </Button>
+          <Button
+            type="submit"
+            form={formId}
+            disabled={isUpdating || isLoading}
+          >
+            {isUpdating
+              ? t("common.saving", { defaultValue: "保存中..." })
+              : t("proxy.settings.actions.save", { defaultValue: "保存配置" })}
+          </Button>
+        </>
+      }
+    >
+      <div className="space-y-6">
+        <p className="text-sm text-muted-foreground">
+          {t("proxy.settings.description", {
+            defaultValue:
+              "配置本地代理服务器的监听地址、端口和运行参数，保存后立即生效。",
+          })}
+        </p>
+        <Alert className="border-emerald-500/40 bg-emerald-500/10">
+          <AlertCircle className="h-4 w-4" />
+          <AlertDescription className="text-sm">
+            {t("proxy.settings.alert.autoApply", {
+              defaultValue:
+                "保存后将自动同步到正在运行的代理服务，无需手动重启。",
+            })}
+          </AlertDescription>
+        </Alert>
+
+        <Form {...form}>
+          <form
+            id={formId}
+            onSubmit={form.handleSubmit(onSubmit)}
+            className="space-y-6"
+          >
+            <section className="space-y-4 rounded-xl border border-white/10 glass-card p-6">
+              <div>
+                <h3 className="text-base font-semibold text-foreground">
+                  {t("proxy.settings.basic.title", {
+                    defaultValue: "基础设置",
+                  })}
+                </h3>
+                <p className="text-sm text-muted-foreground">
+                  {t("proxy.settings.basic.description", {
+                    defaultValue: "配置代理服务监听的地址与端口。",
+                  })}
+                </p>
+              </div>
+
+              <div className="grid gap-4 md:grid-cols-2">
+                <FormField
+                  control={form.control}
+                  name="listen_address"
+                  render={({ field }) => (
+                    <FormItem>
+                      <FormLabel>
+                        {t("proxy.settings.fields.listenAddress.label", {
+                          defaultValue: "监听地址",
+                        })}
+                      </FormLabel>
+                      <FormControl>
+                        <Input
+                          {...field}
+                          placeholder={t(
+                            "proxy.settings.fields.listenAddress.placeholder",
+                            { defaultValue: "127.0.0.1" },
+                          )}
+                          disabled={isLoading}
+                        />
+                      </FormControl>
+                      <FormDescription>
+                        {t("proxy.settings.fields.listenAddress.description", {
+                          defaultValue:
+                            "代理服务器监听的 IP 地址（推荐 127.0.0.1）",
+                        })}
+                      </FormDescription>
+                      <FormMessage />
+                    </FormItem>
+                  )}
+                />
+
+                <FormField
+                  control={form.control}
+                  name="listen_port"
+                  render={({ field }) => (
+                    <FormItem>
+                      <FormLabel>
+                        {t("proxy.settings.fields.listenPort.label", {
+                          defaultValue: "监听端口",
+                        })}
+                      </FormLabel>
+                      <FormControl>
+                        <Input
+                          type="number"
+                          inputMode="numeric"
+                          {...field}
+                          onChange={(e) =>
+                            field.onChange(parseInt(e.target.value, 10) || 0)
+                          }
+                          placeholder={t(
+                            "proxy.settings.fields.listenPort.placeholder",
+                            { defaultValue: "5000" },
+                          )}
+                          disabled={isLoading}
+                        />
+                      </FormControl>
+                      <FormDescription>
+                        {t("proxy.settings.fields.listenPort.description", {
+                          defaultValue:
+                            "代理服务器监听的端口号（1024 ~ 65535）",
+                        })}
+                      </FormDescription>
+                      <FormMessage />
+                    </FormItem>
+                  )}
+                />
+              </div>
+            </section>
+
+            <section className="space-y-4 rounded-xl border border-white/10 glass-card p-6">
+              <div>
+                <h3 className="text-base font-semibold text-foreground">
+                  {t("proxy.settings.advanced.title", {
+                    defaultValue: "高级参数",
+                  })}
+                </h3>
+                <p className="text-sm text-muted-foreground">
+                  {t("proxy.settings.advanced.description", {
+                    defaultValue: "控制请求的稳定性和日志记录。",
+                  })}
+                </p>
+              </div>
+
+              <div className="grid gap-4 md:grid-cols-2">
+                <FormField
+                  control={form.control}
+                  name="max_retries"
+                  render={({ field }) => (
+                    <FormItem>
+                      <FormLabel>
+                        {t("proxy.settings.fields.maxRetries.label", {
+                          defaultValue: "最大重试次数",
+                        })}
+                      </FormLabel>
+                      <FormControl>
+                        <Input
+                          type="number"
+                          inputMode="numeric"
+                          {...field}
+                          onChange={(e) =>
+                            field.onChange(parseInt(e.target.value, 10) || 0)
+                          }
+                          placeholder={t(
+                            "proxy.settings.fields.maxRetries.placeholder",
+                            { defaultValue: "3" },
+                          )}
+                          disabled={isLoading}
+                        />
+                      </FormControl>
+                      <FormDescription>
+                        {t("proxy.settings.fields.maxRetries.description", {
+                          defaultValue: "请求失败时的重试次数（0 ~ 10）",
+                        })}
+                      </FormDescription>
+                      <FormMessage />
+                    </FormItem>
+                  )}
+                />
+
+                <FormField
+                  control={form.control}
+                  name="request_timeout"
+                  render={({ field }) => (
+                    <FormItem>
+                      <FormLabel>
+                        {t("proxy.settings.fields.requestTimeout.label", {
+                          defaultValue: "请求超时（秒）",
+                        })}
+                      </FormLabel>
+                      <FormControl>
+                        <Input
+                          type="number"
+                          inputMode="numeric"
+                          {...field}
+                          onChange={(e) =>
+                            field.onChange(parseInt(e.target.value, 10) || 0)
+                          }
+                          placeholder={t(
+                            "proxy.settings.fields.requestTimeout.placeholder",
+                            { defaultValue: "0（不限）或 300" },
+                          )}
+                          disabled={isLoading}
+                        />
+                      </FormControl>
+                      <FormDescription>
+                        {t("proxy.settings.fields.requestTimeout.description", {
+                          defaultValue:
+                            "单个请求的最大等待时间（0 表示不限制，或设置 10 ~ 600 秒）",
+                        })}
+                      </FormDescription>
+                      <FormMessage />
+                    </FormItem>
+                  )}
+                />
+              </div>
+
+              <FormField
+                control={form.control}
+                name="enable_logging"
+                render={({ field }) => (
+                  <FormItem className="flex items-center justify-between rounded-lg border border-white/10 bg-background/60 p-4">
+                    <div className="space-y-1">
+                      <FormLabel>
+                        {t("proxy.settings.fields.enableLogging.label", {
+                          defaultValue: "启用日志记录",
+                        })}
+                      </FormLabel>
+                      <FormDescription>
+                        {t("proxy.settings.fields.enableLogging.description", {
+                          defaultValue: "记录所有代理请求，便于排查问题",
+                        })}
+                      </FormDescription>
+                    </div>
+                    <FormControl>
+                      <Switch
+                        checked={field.value}
+                        onCheckedChange={field.onChange}
+                      />
+                    </FormControl>
+                  </FormItem>
+                )}
+              />
+            </section>
+          </form>
+        </Form>
+      </div>
+    </FullScreenPanel>
+  );
+}
@@ -0,0 +1,6 @@
+/**
+ * 代理功能组件导出
+ */
+
+export { ProxyPanel } from "./ProxyPanel";
+export { ProxySettingsDialog } from "./ProxySettingsDialog";
@@ -1,5 +1,14 @@
 import { useCallback, useEffect, useState } from "react";
-import { Download, ExternalLink, Info, Loader2, RefreshCw } from "lucide-react";
+import {
+  Download,
+  ExternalLink,
+  Info,
+  Loader2,
+  RefreshCw,
+  Terminal,
+  CheckCircle2,
+  AlertCircle,
+} from "lucide-react";
 import { Button } from "@/components/ui/button";
 import { useTranslation } from "react-i18next";
 import { toast } from "sonner";
@@ -7,16 +16,27 @@ import { getVersion } from "@tauri-apps/api/app";
 import { settingsApi } from "@/lib/api";
 import { useUpdate } from "@/contexts/UpdateContext";
 import { relaunchApp } from "@/lib/updater";
+import { Badge } from "@/components/ui/badge";

 interface AboutSectionProps {
  isPortable: boolean;
 }

+interface ToolVersion {
+  name: string;
+  version: string | null;
+  latest_version: string | null;
+  error: string | null;
+}
+
 export function AboutSection({ isPortable }: AboutSectionProps) {
+  // ... (use hooks as before) ...
  const { t } = useTranslation();
  const [version, setVersion] = useState<string | null>(null);
  const [isLoadingVersion, setIsLoadingVersion] = useState(true);
  const [isDownloading, setIsDownloading] = useState(false);
+  const [toolVersions, setToolVersions] = useState<ToolVersion[]>([]);
+  const [isLoadingTools, setIsLoadingTools] = useState(true);

  const {
    hasUpdate,
@@ -31,18 +51,24 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
    let active = true;
    const load = async () => {
      try {
-        const loaded = await getVersion();
+        const [appVersion, tools] = await Promise.all([
+          getVersion(),
+          settingsApi.getToolVersions(),
+        ]);
+
        if (active) {
-          setVersion(loaded);
+          setVersion(appVersion);
+          setToolVersions(tools);
        }
      } catch (error) {
-        console.error("[AboutSection] Failed to get version", error);
+        console.error("[AboutSection] Failed to load info", error);
        if (active) {
          setVersion(null);
        }
      } finally {
        if (active) {
          setIsLoadingVersion(false);
+          setIsLoadingTools(false);
        }
      }
    };
@@ -53,6 +79,8 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
    };
  }, []);

+  // ... (handlers like handleOpenReleaseNotes, handleCheckUpdate) ...
+
  const handleOpenReleaseNotes = useCallback(async () => {
    try {
      const targetVersion = updateInfo?.availableVersion ?? version ?? "";
@@ -125,7 +153,7 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
  const displayVersion = version ?? t("common.unknown");

  return (
-    <section className="space-y-4">
+    <section className="space-y-6">
      <header className="space-y-1">
        <h3 className="text-sm font-medium">{t("common.about")}</h3>
        <p className="text-xs text-muted-foreground">
@@ -133,24 +161,28 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
        </p>
      </header>

-      <div className="space-y-4 rounded-lg border border-border-default p-4">
+      <div className="rounded-xl border border-border bg-card/50 p-6 space-y-6">
        <div className="flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
-          <div className="space-y-1">
-            <p className="text-sm font-medium text-foreground">CC Switch</p>
-            <p className="text-xs text-muted-foreground">
-              {t("common.version")}{" "}
-              {isLoadingVersion ? (
-                <Loader2 className="inline h-3 w-3 animate-spin" />
-              ) : (
-                `v${displayVersion}`
+          <div className="space-y-2">
+            <h4 className="text-lg font-semibold text-foreground">CC Switch</h4>
+            <div className="flex items-center gap-2">
+              <Badge variant="outline" className="gap-1.5 bg-background">
+                <span className="text-muted-foreground">
+                  {t("common.version")}
+                </span>
+                {isLoadingVersion ? (
+                  <Loader2 className="h-3 w-3 animate-spin" />
+                ) : (
+                  <span className="font-medium">{`v${displayVersion}`}</span>
+                )}
+              </Badge>
+              {isPortable && (
+                <Badge variant="secondary" className="gap-1.5">
+                  <Info className="h-3 w-3" />
+                  {t("settings.portableMode")}
+                </Badge>
              )}
-            </p>
-            {isPortable ? (
-              <p className="inline-flex items-center gap-1 text-xs text-muted-foreground">
-                <Info className="h-3 w-3" />
-                {t("settings.portableMode")}
-              </p>
-            ) : null}
+            </div>
          </div>

          <div className="flex flex-wrap items-center gap-2">
@@ -159,6 +191,7 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
              variant="outline"
              size="sm"
              onClick={handleOpenReleaseNotes}
+              className="h-9"
            >
              <ExternalLink className="mr-2 h-4 w-4" />
              {t("settings.releaseNotes")}
@@ -168,7 +201,7 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
              size="sm"
              onClick={handleCheckUpdate}
              disabled={isChecking || isDownloading}
-              className="min-w-[140px]"
+              className="min-w-[140px] h-9"
            >
              {isDownloading ? (
                <span className="inline-flex items-center gap-2">
@@ -194,18 +227,71 @@ export function AboutSection({ isPortable }: AboutSectionProps) {
          </div>
        </div>

-        {hasUpdate && updateInfo ? (
-          <div className="rounded-md bg-muted/40 px-3 py-2 text-xs text-muted-foreground">
-            <p>
+        {hasUpdate && updateInfo && (
+          <div className="rounded-lg bg-primary/10 border border-primary/20 px-4 py-3 text-sm">
+            <p className="font-medium text-primary mb-1">
              {t("settings.updateAvailable", {
                version: updateInfo.availableVersion,
              })}
            </p>
-            {updateInfo.notes ? (
-              <p className="mt-1 line-clamp-3">{updateInfo.notes}</p>
-            ) : null}
+            {updateInfo.notes && (
+              <p className="text-muted-foreground line-clamp-3 leading-relaxed">
+                {updateInfo.notes}
+              </p>
+            )}
          </div>
-        ) : null}
+        )}
+      </div>
+
+      <div className="space-y-3">
+        <h4 className="text-sm font-medium text-muted-foreground px-1">
+          本地环境检查
+        </h4>
+        <div className="grid gap-3 sm:grid-cols-3">
+          {isLoadingTools
+            ? Array.from({ length: 3 }).map((_, i) => (
+                <div
+                  key={i}
+                  className="h-20 rounded-xl border border-border bg-card/50 animate-pulse"
+                />
+              ))
+            : toolVersions.map((tool) => (
+                <div
+                  key={tool.name}
+                  className="flex flex-col gap-2 rounded-xl border border-border bg-card/50 p-4 transition-colors hover:bg-muted/50"
+                >
+                  <div className="flex items-center justify-between">
+                    <div className="flex items-center gap-2">
+                      <Terminal className="h-4 w-4 text-muted-foreground" />
+                      <span className="text-sm font-medium capitalize">
+                        {tool.name}
+                      </span>
+                    </div>
+                    {tool.version ? (
+                      <div className="flex items-center gap-1.5">
+                        {tool.latest_version &&
+                          tool.version !== tool.latest_version && (
+                            <span className="text-[10px] px-1.5 py-0.5 rounded-full bg-yellow-500/10 text-yellow-600 dark:text-yellow-400 border border-yellow-500/20">
+                              Update: {tool.latest_version}
+                            </span>
+                          )}
+                        <CheckCircle2 className="h-4 w-4 text-green-500" />
+                      </div>
+                    ) : (
+                      <AlertCircle className="h-4 w-4 text-yellow-500" />
+                    )}
+                  </div>
+                  <div className="flex flex-col gap-0.5">
+                    <div
+                      className="text-xs font-mono truncate"
+                      title={tool.version || tool.error || "Unknown"}
+                    >
+                      {tool.version ? tool.version : tool.error || "未安装"}
+                    </div>
+                  </div>
+                </div>
+              ))}
+        </div>
      </div>
    </section>
  );
@@ -50,7 +50,7 @@ export function DirectorySettings({
          <Input
            value={appConfigDir ?? resolvedDirs.appConfig ?? ""}
            placeholder={t("settings.browsePlaceholderApp")}
-            className="font-mono text-xs"
+            className="text-xs"
            onChange={(event) => onAppConfigChange(event.target.value)}
          />
          <Button
@@ -161,7 +161,7 @@ function DirectoryInput({
        <Input
          value={displayValue}
          placeholder={placeholder}
-          className="font-mono text-xs"
+          className="text-xs"
          onChange={(event) => onChange(event.target.value)}
        />
        <Button
@@ -1,5 +1,13 @@
 import { useCallback, useEffect, useMemo, useState } from "react";
-import { Loader2, Save } from "lucide-react";
+import {
+  Loader2,
+  Save,
+  FolderSearch,
+  Activity,
+  Coins,
+  Database,
+  Server,
+} from "lucide-react";
 import { toast } from "sonner";
 import {
  Dialog,
@@ -8,6 +16,12 @@ import {
  DialogHeader,
  DialogTitle,
 } from "@/components/ui/dialog";
+import {
+  Accordion,
+  AccordionContent,
+  AccordionItem,
+  AccordionTrigger,
+} from "@/components/ui/accordion";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { Button } from "@/components/ui/button";
 import { settingsApi } from "@/lib/api";
@@ -17,10 +31,18 @@ import { WindowSettings } from "@/components/settings/WindowSettings";
 import { DirectorySettings } from "@/components/settings/DirectorySettings";
 import { ImportExportSection } from "@/components/settings/ImportExportSection";
 import { AboutSection } from "@/components/settings/AboutSection";
+import { ProxyPanel } from "@/components/proxy";
+import { PricingConfigPanel } from "@/components/usage/PricingConfigPanel";
+import { ModelTestConfigPanel } from "@/components/usage/ModelTestConfigPanel";
+import { AutoFailoverConfigPanel } from "@/components/proxy/AutoFailoverConfigPanel";
+import { UsageDashboard } from "@/components/usage/UsageDashboard";
 import { useSettings } from "@/hooks/useSettings";
 import { useImportExport } from "@/hooks/useImportExport";
 import { useTranslation } from "react-i18next";
 import type { SettingsFormState } from "@/hooks/useSettings";
+import { Switch } from "@/components/ui/switch";
+import { Badge } from "@/components/ui/badge";
+import { useProxyStatus } from "@/hooks/useProxyStatus";

 interface SettingsDialogProps {
  open: boolean;
@@ -150,6 +172,26 @@ export function SettingsPage({

  const isBusy = useMemo(() => isLoading && !settings, [isLoading, settings]);

+  const {
+    isRunning,
+    start: startProxy,
+    stop: stopProxy,
+    isPending: isProxyPending,
+  } = useProxyStatus();
+  const [failoverEnabled, setFailoverEnabled] = useState(true);
+
+  const handleToggleProxy = async (checked: boolean) => {
+    try {
+      if (!checked) {
+        await stopProxy();
+      } else {
+        await startProxy();
+      }
+    } catch (error) {
+      console.error("Toggle proxy failed:", error);
+    }
+  };
+
  return (
    <div className="mx-auto max-w-[56rem] flex flex-col h-[calc(100vh-8rem)] overflow-hidden px-6">
      {isBusy ? (
@@ -162,13 +204,16 @@ export function SettingsPage({
          onValueChange={setActiveTab}
          className="flex flex-col h-full"
        >
-          <TabsList className="grid w-full grid-cols-3 mb-6 glass rounded-xl">
+          <TabsList className="grid w-full grid-cols-4 mb-6 glass rounded-lg">
            <TabsTrigger value="general">
              {t("settings.tabGeneral")}
            </TabsTrigger>
            <TabsTrigger value="advanced">
              {t("settings.tabAdvanced")}
            </TabsTrigger>
+            <TabsTrigger value="usage">
+              {t("usage.title", "使用统计")}
+            </TabsTrigger>
            <TabsTrigger value="about">{t("common.about")}</TabsTrigger>
          </TabsList>

@@ -191,57 +236,235 @@ export function SettingsPage({

            <TabsContent value="advanced" className="space-y-6 mt-0 pb-6">
              {settings ? (
-                <>
-                  <DirectorySettings
-                    appConfigDir={appConfigDir}
-                    resolvedDirs={resolvedDirs}
-                    onAppConfigChange={updateAppConfigDir}
-                    onBrowseAppConfig={browseAppConfigDir}
-                    onResetAppConfig={resetAppConfigDir}
-                    claudeDir={settings.claudeConfigDir}
-                    codexDir={settings.codexConfigDir}
-                    geminiDir={settings.geminiConfigDir}
-                    onDirectoryChange={updateDirectory}
-                    onBrowseDirectory={browseDirectory}
-                    onResetDirectory={resetDirectory}
-                  />
-                  <ImportExportSection
-                    status={importStatus}
-                    selectedFile={selectedFile}
-                    errorMessage={errorMessage}
-                    backupId={backupId}
-                    isImporting={isImporting}
-                    onSelectFile={selectImportFile}
-                    onImport={importConfig}
-                    onExport={exportConfig}
-                    onClear={clearSelection}
-                  />
-                  <div className="pt-6 border-t border-gray-200 dark:border-white/10">
+                <div className="space-y-4">
+                  <Accordion
+                    type="multiple"
+                    defaultValue={[]}
+                    className="w-full space-y-4"
+                  >
+                    <AccordionItem
+                      value="directory"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex items-center gap-3">
+                          <FolderSearch className="h-5 w-5 text-primary" />
+                          <div className="text-left">
+                            <h3 className="text-base font-semibold">
+                              配置文件目录
+                            </h3>
+                            <p className="text-sm text-muted-foreground font-normal">
+                              管理 Claude、Codex 和 Gemini 的配置存储路径
+                            </p>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <DirectorySettings
+                          appConfigDir={appConfigDir}
+                          resolvedDirs={resolvedDirs}
+                          onAppConfigChange={updateAppConfigDir}
+                          onBrowseAppConfig={browseAppConfigDir}
+                          onResetAppConfig={resetAppConfigDir}
+                          claudeDir={settings.claudeConfigDir}
+                          codexDir={settings.codexConfigDir}
+                          geminiDir={settings.geminiConfigDir}
+                          onDirectoryChange={updateDirectory}
+                          onBrowseDirectory={browseDirectory}
+                          onResetDirectory={resetDirectory}
+                        />
+                      </AccordionContent>
+                    </AccordionItem>
+
+                    <AccordionItem
+                      value="proxy"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex flex-1 items-center justify-between pr-4">
+                          <div className="flex items-center gap-3">
+                            <Server className="h-5 w-5 text-green-500" />
+                            <div className="text-left">
+                              <h3 className="text-base font-semibold">
+                                本地代理
+                              </h3>
+                              <p className="text-sm text-muted-foreground font-normal">
+                                控制代理服务开关、查看状态与端口信息
+                              </p>
+                            </div>
+                          </div>
+                          <div
+                            className="flex items-center gap-4"
+                            onClick={(e) => e.stopPropagation()}
+                          >
+                            <Badge
+                              variant={isRunning ? "default" : "secondary"}
+                              className="gap-1.5 h-6"
+                            >
+                              <Activity
+                                className={`h-3 w-3 ${isRunning ? "animate-pulse" : ""}`}
+                              />
+                              {isRunning ? "运行中" : "已停止"}
+                            </Badge>
+                            <Switch
+                              checked={isRunning}
+                              onCheckedChange={handleToggleProxy}
+                              disabled={isProxyPending}
+                            />
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-0 border-t border-border/50">
+                        <ProxyPanel />
+                      </AccordionContent>
+                    </AccordionItem>
+
+                    <AccordionItem
+                      value="test"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex items-center gap-3">
+                          <Activity className="h-5 w-5 text-indigo-500" />
+                          <div className="text-left">
+                            <h3 className="text-base font-semibold">
+                              模型测试配置
+                            </h3>
+                            <p className="text-sm text-muted-foreground font-normal">
+                              配置模型测试使用的默认模型和提示词
+                            </p>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <ModelTestConfigPanel />
+                      </AccordionContent>
+                    </AccordionItem>
+
+                    <AccordionItem
+                      value="failover"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex flex-1 items-center justify-between pr-4">
+                          <div className="flex items-center gap-3">
+                            <Activity className="h-5 w-5 text-orange-500" />
+                            <div className="text-left">
+                              <h3 className="text-base font-semibold">
+                                自动故障转移
+                              </h3>
+                              <p className="text-sm text-muted-foreground font-normal">
+                                配置自动故障转移和熔断策略
+                              </p>
+                            </div>
+                          </div>
+                          <div
+                            className="flex items-center gap-4"
+                            onClick={(e) => e.stopPropagation()}
+                          >
+                            <div className="flex items-center gap-2">
+                              {/* Removed status text as requested */}
+                              <Switch
+                                checked={failoverEnabled}
+                                onCheckedChange={setFailoverEnabled}
+                              />
+                            </div>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <AutoFailoverConfigPanel
+                          enabled={failoverEnabled}
+                          onEnabledChange={setFailoverEnabled}
+                        />
+                      </AccordionContent>
+                    </AccordionItem>
+
+                    <AccordionItem
+                      value="pricing"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex items-center gap-3">
+                          <Coins className="h-5 w-5 text-yellow-500" />
+                          <div className="text-left">
+                            <h3 className="text-base font-semibold">
+                              成本定价
+                            </h3>
+                            <p className="text-sm text-muted-foreground font-normal">
+                              管理各模型 Token 计费规则
+                            </p>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <PricingConfigPanel />
+                      </AccordionContent>
+                    </AccordionItem>
+
+                    <AccordionItem
+                      value="data"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex items-center gap-3">
+                          <Database className="h-5 w-5 text-blue-500" />
+                          <div className="text-left">
+                            <h3 className="text-base font-semibold">
+                              数据管理
+                            </h3>
+                            <p className="text-sm text-muted-foreground font-normal">
+                              导入导出配置与备份恢复
+                            </p>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <ImportExportSection
+                          status={importStatus}
+                          selectedFile={selectedFile}
+                          errorMessage={errorMessage}
+                          backupId={backupId}
+                          isImporting={isImporting}
+                          onSelectFile={selectImportFile}
+                          onImport={importConfig}
+                          onExport={exportConfig}
+                          onClear={clearSelection}
+                        />
+                      </AccordionContent>
+                    </AccordionItem>
+                  </Accordion>
+
+                  <div className="pt-4">
                    <Button
                      onClick={handleSave}
-                      className="w-full"
+                      className="w-full h-12 text-base font-medium"
                      disabled={isSaving}
                    >
                      {isSaving ? (
                        <span className="inline-flex items-center gap-2">
-                          <Loader2 className="h-4 w-4 animate-spin" />
+                          <Loader2 className="h-5 w-5 animate-spin" />
                          {t("settings.saving")}
                        </span>
                      ) : (
                        <>
-                          <Save className="mr-2 h-4 w-4" />
+                          <Save className="mr-2 h-5 w-5" />
                          {t("common.save")}
                        </>
                      )}
                    </Button>
                  </div>
-                </>
+                </div>
              ) : null}
            </TabsContent>

            <TabsContent value="about" className="mt-0">
              <AboutSection isPortable={isPortable} />
            </TabsContent>
+
+            <TabsContent value="usage" className="mt-0">
+              <UsageDashboard />
+            </TabsContent>
          </div>
        </Tabs>
      )}
@@ -250,10 +473,7 @@ export function SettingsPage({
        open={showRestartPrompt}
        onOpenChange={(open) => !open && handleRestartLater()}
      >
-        <DialogContent
-          zIndex="alert"
-          className="max-w-md glass border-white/10"
-        >
+        <DialogContent zIndex="alert" className="max-w-md glass border-border">
          <DialogHeader>
            <DialogTitle>{t("settings.restartRequired")}</DialogTitle>
          </DialogHeader>
@@ -266,7 +486,7 @@ export function SettingsPage({
            <Button
              variant="ghost"
              onClick={handleRestartLater}
-              className="hover:bg-white/5"
+              className="hover:bg-muted/50"
            >
              {t("settings.restartLater")}
            </Button>
@@ -1,6 +1,7 @@
 import { Switch } from "@/components/ui/switch";
 import { useTranslation } from "react-i18next";
 import type { SettingsFormState } from "@/hooks/useSettings";
+import { AppWindow, MonitorUp, Power } from "lucide-react";

 interface WindowSettingsProps {
  settings: SettingsFormState;
@@ -12,40 +13,46 @@ export function WindowSettings({ settings, onChange }: WindowSettingsProps) {

  return (
    <section className="space-y-4">
-      <header className="space-y-1">
+      <div className="flex items-center gap-2 pb-2 border-b border-border/40">
+        <AppWindow className="h-4 w-4 text-primary" />
        <h3 className="text-sm font-medium">{t("settings.windowBehavior")}</h3>
-        <p className="text-xs text-muted-foreground">
-          {t("settings.windowBehaviorHint")}
-        </p>
-      </header>
+      </div>

-      <ToggleRow
-        title={t("settings.launchOnStartup")}
-        description={t("settings.launchOnStartupDescription")}
-        checked={!!settings.launchOnStartup}
-        onCheckedChange={(value) => onChange({ launchOnStartup: value })}
-      />
+      <div className="space-y-3">
+        <ToggleRow
+          icon={<Power className="h-4 w-4 text-orange-500" />}
+          title={t("settings.launchOnStartup")}
+          description={t("settings.launchOnStartupDescription")}
+          checked={!!settings.launchOnStartup}
+          onCheckedChange={(value) => onChange({ launchOnStartup: value })}
+        />

-      <ToggleRow
-        title={t("settings.minimizeToTray")}
-        description={t("settings.minimizeToTrayDescription")}
-        checked={settings.minimizeToTrayOnClose}
-        onCheckedChange={(value) => onChange({ minimizeToTrayOnClose: value })}
-      />
+        <ToggleRow
+          icon={<AppWindow className="h-4 w-4 text-blue-500" />}
+          title={t("settings.minimizeToTray")}
+          description={t("settings.minimizeToTrayDescription")}
+          checked={settings.minimizeToTrayOnClose}
+          onCheckedChange={(value) =>
+            onChange({ minimizeToTrayOnClose: value })
+          }
+        />

-      <ToggleRow
-        title={t("settings.enableClaudePluginIntegration")}
-        description={t("settings.enableClaudePluginIntegrationDescription")}
-        checked={!!settings.enableClaudePluginIntegration}
-        onCheckedChange={(value) =>
-          onChange({ enableClaudePluginIntegration: value })
-        }
-      />
+        <ToggleRow
+          icon={<MonitorUp className="h-4 w-4 text-purple-500" />}
+          title={t("settings.enableClaudePluginIntegration")}
+          description={t("settings.enableClaudePluginIntegrationDescription")}
+          checked={!!settings.enableClaudePluginIntegration}
+          onCheckedChange={(value) =>
+            onChange({ enableClaudePluginIntegration: value })
+          }
+        />
+      </div>
    </section>
  );
 }

 interface ToggleRowProps {
+  icon: React.ReactNode;
  title: string;
  description?: string;
  checked: boolean;
@@ -53,18 +60,24 @@ interface ToggleRowProps {
 }

 function ToggleRow({
+  icon,
  title,
  description,
  checked,
  onCheckedChange,
 }: ToggleRowProps) {
  return (
-    <div className="flex items-start justify-between gap-4 rounded-lg border border-border-default p-4">
-      <div className="space-y-1">
-        <p className="text-sm font-medium leading-none">{title}</p>
-        {description ? (
-          <p className="text-xs text-muted-foreground">{description}</p>
-        ) : null}
+    <div className="flex items-center justify-between gap-4 rounded-xl border border-border bg-card/50 p-4 transition-colors hover:bg-muted/50">
+      <div className="flex items-center gap-3">
+        <div className="flex h-8 w-8 items-center justify-center rounded-lg bg-background ring-1 ring-border">
+          {icon}
+        </div>
+        <div className="space-y-1">
+          <p className="text-sm font-medium leading-none">{title}</p>
+          {description ? (
+            <p className="text-xs text-muted-foreground">{description}</p>
+          ) : null}
+        </div>
      </div>
      <Switch
        checked={checked}
@@ -0,0 +1,56 @@
+import * as React from "react";
+import * as AccordionPrimitive from "@radix-ui/react-accordion";
+import { ChevronDown } from "lucide-react";
+
+import { cn } from "@/lib/utils";
+
+const Accordion = AccordionPrimitive.Root;
+
+const AccordionItem = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Item>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Item>
+>(({ className, ...props }, ref) => (
+  <AccordionPrimitive.Item
+    ref={ref}
+    className={cn("border-b", className)}
+    {...props}
+  />
+));
+AccordionItem.displayName = "AccordionItem";
+
+const AccordionTrigger = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Trigger>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Trigger>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Header className="flex">
+    <AccordionPrimitive.Trigger
+      ref={ref}
+      className={cn(
+        "flex flex-1 items-center justify-between py-4 font-medium transition-all hover:underline [&[data-state=open]>svg]:rotate-180",
+        className,
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronDown className="h-4 w-4 shrink-0 transition-transform duration-200" />
+    </AccordionPrimitive.Trigger>
+  </AccordionPrimitive.Header>
+));
+AccordionTrigger.displayName = AccordionPrimitive.Trigger.displayName;
+
+const AccordionContent = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Content
+    ref={ref}
+    className="overflow-hidden text-sm transition-all data-[state=closed]:animate-accordion-up data-[state=open]:animate-accordion-down"
+    {...props}
+  >
+    <div className={cn("pb-4 pt-0", className)}>{children}</div>
+  </AccordionPrimitive.Content>
+));
+
+AccordionContent.displayName = AccordionPrimitive.Content.displayName;
+
+export { Accordion, AccordionItem, AccordionTrigger, AccordionContent };
@@ -0,0 +1,59 @@
+import * as React from "react";
+import { cva, type VariantProps } from "class-variance-authority";
+
+import { cn } from "@/lib/utils";
+
+const alertVariants = cva(
+  "relative w-full rounded-lg border px-4 py-3 text-sm [&>svg+div]:translate-y-[-3px] [&>svg]:absolute [&>svg]:left-4 [&>svg]:top-4 [&>svg]:text-foreground [&>svg~*]:pl-7",
+  {
+    variants: {
+      variant: {
+        default: "bg-background text-foreground",
+        destructive:
+          "border-destructive/50 text-destructive dark:border-destructive [&>svg]:text-destructive",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+    },
+  },
+);
+
+const Alert = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement> & VariantProps<typeof alertVariants>
+>(({ className, variant, ...props }, ref) => (
+  <div
+    ref={ref}
+    role="alert"
+    className={cn(alertVariants({ variant }), className)}
+    {...props}
+  />
+));
+Alert.displayName = "Alert";
+
+const AlertTitle = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLHeadingElement>
+>(({ className, ...props }, ref) => (
+  <h5
+    ref={ref}
+    className={cn("mb-1 font-medium leading-none tracking-tight", className)}
+    {...props}
+  />
+));
+AlertTitle.displayName = "AlertTitle";
+
+const AlertDescription = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLParagraphElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn("text-sm [&_p]:leading-relaxed", className)}
+    {...props}
+  />
+));
+AlertDescription.displayName = "AlertDescription";
+
+export { Alert, AlertTitle, AlertDescription };
@@ -11,7 +11,7 @@ const TabsList = React.forwardRef<
  <TabsPrimitive.List
    ref={ref}
    className={cn(
-      "inline-flex h-10 items-center justify-center rounded-md bg-muted p-1 text-muted-foreground",
+      "inline-flex items-center justify-center gap-1 rounded-md bg-muted p-1 text-muted-foreground",
      className,
    )}
    {...props}
@@ -26,7 +26,7 @@ const TabsTrigger = React.forwardRef<
  <TabsPrimitive.Trigger
    ref={ref}
    className={cn(
-      "inline-flex min-w-[120px] items-center justify-center whitespace-nowrap rounded-sm px-3 py-1.5 text-sm font-medium ring-offset-background transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-blue-500 data-[state=active]:text-white data-[state=active]:shadow-sm dark:data-[state=active]:bg-blue-600 data-[state=inactive]:opacity-60 data-[state=inactive]:hover:opacity-100 data-[state=inactive]:hover:bg-muted/50",
+      "inline-flex min-w-[120px] items-center justify-center whitespace-nowrap rounded-md px-3 py-1.5 text-sm font-medium ring-offset-background transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-blue-500 data-[state=active]:text-white data-[state=active]:shadow-sm dark:data-[state=active]:bg-blue-600 data-[state=inactive]:opacity-60 data-[state=inactive]:hover:opacity-100 data-[state=inactive]:hover:bg-muted/50",
      className,
    )}
    {...props}
@@ -0,0 +1,75 @@
+import { useTranslation } from "react-i18next";
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from "@/components/ui/table";
+import { useModelStats } from "@/lib/query/usage";
+
+export function ModelStatsTable() {
+  const { t } = useTranslation();
+  const { data: stats, isLoading } = useModelStats();
+
+  if (isLoading) {
+    return <div className="h-[400px] animate-pulse rounded bg-gray-100" />;
+  }
+
+  return (
+    <div className="rounded-lg border border-border/50 bg-card/40 backdrop-blur-sm overflow-hidden">
+      <Table>
+        <TableHeader>
+          <TableRow>
+            <TableHead>{t("usage.model", "模型")}</TableHead>
+            <TableHead className="text-right">
+              {t("usage.requests", "请求数")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.tokens", "Tokens")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.totalCost", "总成本")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.avgCost", "平均成本")}
+            </TableHead>
+          </TableRow>
+        </TableHeader>
+        <TableBody>
+          {stats?.length === 0 ? (
+            <TableRow>
+              <TableCell
+                colSpan={5}
+                className="text-center text-muted-foreground"
+              >
+                {t("usage.noData", "暂无数据")}
+              </TableCell>
+            </TableRow>
+          ) : (
+            stats?.map((stat) => (
+              <TableRow key={stat.model}>
+                <TableCell className="font-mono text-sm">
+                  {stat.model}
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.requestCount.toLocaleString()}
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.totalTokens.toLocaleString()}
+                </TableCell>
+                <TableCell className="text-right">
+                  ${parseFloat(stat.totalCost).toFixed(4)}
+                </TableCell>
+                <TableCell className="text-right">
+                  ${parseFloat(stat.avgCostPerRequest).toFixed(6)}
+                </TableCell>
+              </TableRow>
+            ))
+          )}
+        </TableBody>
+      </Table>
+    </div>
+  );
+}
@@ -0,0 +1,177 @@
+import { useState, useEffect } from "react";
+import { useTranslation } from "react-i18next";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import { Save, Loader2 } from "lucide-react";
+import { toast } from "sonner";
+import {
+  getModelTestConfig,
+  saveModelTestConfig,
+  type ModelTestConfig,
+} from "@/lib/api/model-test";
+
+export function ModelTestConfigPanel() {
+  const { t } = useTranslation();
+  const [isLoading, setIsLoading] = useState(true);
+  const [isSaving, setIsSaving] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [config, setConfig] = useState<ModelTestConfig>({
+    claudeModel: "claude-haiku-4-5-20251001",
+    codexModel: "gpt-5.1-low",
+    geminiModel: "gemini-3-pro-low",
+    testPrompt: "ping",
+    timeoutSecs: 15,
+  });
+
+  useEffect(() => {
+    loadConfig();
+  }, []);
+
+  async function loadConfig() {
+    try {
+      setIsLoading(true);
+      setError(null);
+      const data = await getModelTestConfig();
+      setConfig(data);
+    } catch (e) {
+      setError(String(e));
+    } finally {
+      setIsLoading(false);
+    }
+  }
+
+  async function handleSave() {
+    try {
+      setIsSaving(true);
+      await saveModelTestConfig(config);
+      toast.success(t("modelTest.configSaved", "模型测试配置已保存"));
+    } catch (e) {
+      toast.error(
+        t("modelTest.configSaveFailed", "保存失败") + ": " + String(e),
+      );
+    } finally {
+      setIsSaving(false);
+    }
+  }
+
+  if (isLoading) {
+    return (
+      <div className="flex items-center justify-center p-4">
+        <Loader2 className="h-6 w-6 animate-spin text-muted-foreground" />
+      </div>
+    );
+  }
+
+  return (
+    <div className="space-y-4">
+      {error && (
+        <Alert variant="destructive">
+          <AlertDescription>{error}</AlertDescription>
+        </Alert>
+      )}
+
+      <div className="grid grid-cols-1 md:grid-cols-3 gap-4">
+        <div className="space-y-2">
+          <Label htmlFor="claudeModel">
+            {t("modelTest.claudeModel", "Claude 测试模型")}
+          </Label>
+          <Input
+            id="claudeModel"
+            value={config.claudeModel}
+            onChange={(e) =>
+              setConfig({ ...config, claudeModel: e.target.value })
+            }
+            placeholder="claude-haiku-4-5-20251001"
+          />
+        </div>
+
+        <div className="space-y-2">
+          <Label htmlFor="codexModel">
+            {t("modelTest.codexModel", "Codex 测试模型")}
+          </Label>
+          <Input
+            id="codexModel"
+            value={config.codexModel}
+            onChange={(e) =>
+              setConfig({ ...config, codexModel: e.target.value })
+            }
+            placeholder="gpt-5.1-low"
+          />
+        </div>
+
+        <div className="space-y-2">
+          <Label htmlFor="geminiModel">
+            {t("modelTest.geminiModel", "Gemini 测试模型")}
+          </Label>
+          <Input
+            id="geminiModel"
+            value={config.geminiModel}
+            onChange={(e) =>
+              setConfig({ ...config, geminiModel: e.target.value })
+            }
+            placeholder="gemini-3-pro-low"
+          />
+        </div>
+      </div>
+
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+        <div className="space-y-2">
+          <Label htmlFor="testPrompt">
+            {t("modelTest.testPrompt", "测试提示词")}
+          </Label>
+          <Input
+            id="testPrompt"
+            value={config.testPrompt}
+            onChange={(e) =>
+              setConfig({ ...config, testPrompt: e.target.value })
+            }
+            placeholder="ping"
+          />
+          <p className="text-xs text-muted-foreground">
+            {t(
+              "modelTest.testPromptHint",
+              "发送给模型的测试消息，建议使用简短内容以减少 token 消耗",
+            )}
+          </p>
+        </div>
+
+        <div className="space-y-2">
+          <Label htmlFor="timeoutSecs">
+            {t("modelTest.timeout", "超时时间（秒）")}
+          </Label>
+          <Input
+            id="timeoutSecs"
+            type="number"
+            min={5}
+            max={60}
+            value={config.timeoutSecs}
+            onChange={(e) =>
+              setConfig({
+                ...config,
+                timeoutSecs: parseInt(e.target.value) || 15,
+              })
+            }
+          />
+        </div>
+      </div>
+
+      <div className="flex justify-end">
+        <Button onClick={handleSave} disabled={isSaving}>
+          {isSaving ? (
+            <>
+              <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+              {t("common.saving", "保存中...")}
+            </>
+          ) : (
+            <>
+              <Save className="mr-2 h-4 w-4" />
+              {t("common.save", "保存")}
+            </>
+          )}
+        </Button>
+      </div>
+    </div>
+  );
+}
@@ -0,0 +1,254 @@
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from "@/components/ui/table";
+import { Button } from "@/components/ui/button";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog";
+import { useModelPricing, useDeleteModelPricing } from "@/lib/query/usage";
+import { PricingEditModal } from "./PricingEditModal";
+import type { ModelPricing } from "@/types/usage";
+import { Plus, Pencil, Trash2, ChevronDown, ChevronRight } from "lucide-react";
+
+export function PricingConfigPanel() {
+  const { t } = useTranslation();
+  const { data: pricing, isLoading, error } = useModelPricing();
+  const deleteMutation = useDeleteModelPricing();
+  const [editingModel, setEditingModel] = useState<ModelPricing | null>(null);
+  const [isAddingNew, setIsAddingNew] = useState(false);
+  const [deleteConfirm, setDeleteConfirm] = useState<string | null>(null);
+  const [isExpanded, setIsExpanded] = useState(false);
+
+  const handleDelete = (modelId: string) => {
+    deleteMutation.mutate(modelId, {
+      onSuccess: () => {
+        setDeleteConfirm(null);
+      },
+    });
+  };
+
+  const handleAddNew = () => {
+    setIsAddingNew(true);
+    setEditingModel({
+      modelId: "",
+      displayName: "",
+      inputCostPerMillion: "0",
+      outputCostPerMillion: "0",
+      cacheReadCostPerMillion: "0",
+      cacheCreationCostPerMillion: "0",
+    });
+  };
+
+  if (isLoading) {
+    return (
+      <Card className="border rounded-lg">
+        <CardHeader
+          className="cursor-pointer"
+          onClick={() => setIsExpanded(!isExpanded)}
+        >
+          <div className="flex items-center gap-2">
+            <ChevronRight className="h-4 w-4" />
+            <CardTitle className="text-base">
+              {t("usage.modelPricing", "模型定价")}
+            </CardTitle>
+          </div>
+        </CardHeader>
+      </Card>
+    );
+  }
+
+  if (error) {
+    return (
+      <Card className="border rounded-lg">
+        <CardHeader
+          className="cursor-pointer"
+          onClick={() => setIsExpanded(!isExpanded)}
+        >
+          <div className="flex items-center gap-2">
+            {isExpanded ? (
+              <ChevronDown className="h-4 w-4" />
+            ) : (
+              <ChevronRight className="h-4 w-4" />
+            )}
+            <CardTitle className="text-base">
+              {t("usage.modelPricing", "模型定价")}
+            </CardTitle>
+          </div>
+        </CardHeader>
+        {isExpanded && (
+          <CardContent>
+            <Alert variant="destructive">
+              <AlertDescription>
+                {t("usage.loadPricingError", "加载定价数据失败")}:{" "}
+                {String(error)}
+              </AlertDescription>
+            </Alert>
+          </CardContent>
+        )}
+      </Card>
+    );
+  }
+
+  return (
+    <div className="space-y-4">
+      <div className="flex items-center justify-between mb-4">
+        <h4 className="text-sm font-medium text-muted-foreground">
+          {t("usage.modelPricingDesc", "配置各模型的 Token 成本")} (每百万)
+        </h4>
+        <Button
+          onClick={(e) => {
+            e.stopPropagation();
+            handleAddNew();
+          }}
+          size="sm"
+        >
+          <Plus className="mr-1 h-4 w-4" />
+          {t("common.add", "新增")}
+        </Button>
+      </div>
+
+      <div className="space-y-4">
+        {!pricing || pricing.length === 0 ? (
+          <Alert>
+            <AlertDescription>
+              {t(
+                "usage.noPricingData",
+                '暂无定价数据。点击"新增"添加模型定价配置。',
+              )}
+            </AlertDescription>
+          </Alert>
+        ) : (
+          <div className="rounded-md bg-card/60 shadow-sm">
+            <Table>
+              <TableHeader>
+                <TableRow>
+                  <TableHead>{t("usage.model", "模型")}</TableHead>
+                  <TableHead>{t("usage.displayName", "显示名称")}</TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.inputCost", "输入成本")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.outputCost", "输出成本")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.cacheReadCost", "缓存读取")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.cacheWriteCost", "缓存写入")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("common.actions", "操作")}
+                  </TableHead>
+                </TableRow>
+              </TableHeader>
+              <TableBody>
+                {pricing.map((model) => (
+                  <TableRow key={model.modelId}>
+                    <TableCell className="font-mono text-sm">
+                      {model.modelId}
+                    </TableCell>
+                    <TableCell>{model.displayName}</TableCell>
+                    <TableCell className="text-right font-mono text-sm">
+                      ${model.inputCostPerMillion}
+                    </TableCell>
+                    <TableCell className="text-right font-mono text-sm">
+                      ${model.outputCostPerMillion}
+                    </TableCell>
+                    <TableCell className="text-right font-mono text-sm">
+                      ${model.cacheReadCostPerMillion}
+                    </TableCell>
+                    <TableCell className="text-right font-mono text-sm">
+                      ${model.cacheCreationCostPerMillion}
+                    </TableCell>
+                    <TableCell className="text-right">
+                      <div className="flex justify-end gap-1">
+                        <Button
+                          variant="ghost"
+                          size="icon"
+                          onClick={() => {
+                            setIsAddingNew(false);
+                            setEditingModel(model);
+                          }}
+                          title={t("common.edit", "编辑")}
+                        >
+                          <Pencil className="h-4 w-4" />
+                        </Button>
+                        <Button
+                          variant="ghost"
+                          size="icon"
+                          onClick={() => setDeleteConfirm(model.modelId)}
+                          title={t("common.delete", "删除")}
+                          className="text-destructive hover:text-destructive"
+                        >
+                          <Trash2 className="h-4 w-4" />
+                        </Button>
+                      </div>
+                    </TableCell>
+                  </TableRow>
+                ))}
+              </TableBody>
+            </Table>
+          </div>
+        )}
+      </div>
+
+      {editingModel && (
+        <PricingEditModal
+          model={editingModel}
+          isNew={isAddingNew}
+          onClose={() => {
+            setEditingModel(null);
+            setIsAddingNew(false);
+          }}
+        />
+      )}
+
+      <Dialog
+        open={!!deleteConfirm}
+        onOpenChange={() => setDeleteConfirm(null)}
+      >
+        <DialogContent>
+          <DialogHeader>
+            <DialogTitle>
+              {t("usage.deleteConfirmTitle", "确认删除")}
+            </DialogTitle>
+            <DialogDescription>
+              {t(
+                "usage.deleteConfirmDesc",
+                "确定要删除此模型定价配置吗？此操作无法撤销。",
+              )}
+            </DialogDescription>
+          </DialogHeader>
+          <DialogFooter>
+            <Button variant="outline" onClick={() => setDeleteConfirm(null)}>
+              {t("common.cancel", "取消")}
+            </Button>
+            <Button
+              variant="destructive"
+              onClick={() => deleteConfirm && handleDelete(deleteConfirm)}
+              disabled={deleteMutation.isPending}
+            >
+              {deleteMutation.isPending
+                ? t("common.deleting", "删除中...")
+                : t("common.delete", "删除")}
+            </Button>
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
+    </div>
+  );
+}
@@ -0,0 +1,219 @@
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import { toast } from "sonner";
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+  DialogFooter,
+} from "@/components/ui/dialog";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { useUpdateModelPricing } from "@/lib/query/usage";
+import type { ModelPricing } from "@/types/usage";
+
+interface PricingEditModalProps {
+  model: ModelPricing;
+  isNew?: boolean;
+  onClose: () => void;
+}
+
+export function PricingEditModal({
+  model,
+  isNew = false,
+  onClose,
+}: PricingEditModalProps) {
+  const { t } = useTranslation();
+  const updatePricing = useUpdateModelPricing();
+
+  const [formData, setFormData] = useState({
+    modelId: model.modelId,
+    displayName: model.displayName,
+    inputCost: model.inputCostPerMillion,
+    outputCost: model.outputCostPerMillion,
+    cacheReadCost: model.cacheReadCostPerMillion,
+    cacheCreationCost: model.cacheCreationCostPerMillion,
+  });
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+
+    // 验证模型 ID
+    if (isNew && !formData.modelId.trim()) {
+      toast.error(t("usage.modelIdRequired", "模型 ID 不能为空"));
+      return;
+    }
+
+    // 验证非负数
+    const values = [
+      formData.inputCost,
+      formData.outputCost,
+      formData.cacheReadCost,
+      formData.cacheCreationCost,
+    ];
+
+    for (const value of values) {
+      const num = parseFloat(value);
+      if (isNaN(num) || num < 0) {
+        toast.error(t("usage.invalidPrice", "价格必须为非负数"));
+        return;
+      }
+    }
+
+    try {
+      await updatePricing.mutateAsync({
+        modelId: isNew ? formData.modelId : model.modelId,
+        displayName: formData.displayName,
+        inputCost: formData.inputCost,
+        outputCost: formData.outputCost,
+        cacheReadCost: formData.cacheReadCost,
+        cacheCreationCost: formData.cacheCreationCost,
+      });
+
+      toast.success(
+        isNew
+          ? t("usage.pricingAdded", "定价已添加")
+          : t("usage.pricingUpdated", "定价已更新"),
+      );
+
+      onClose();
+    } catch (error) {
+      toast.error(String(error));
+    }
+  };
+
+  return (
+    <Dialog open onOpenChange={onClose}>
+      <DialogContent>
+        <DialogHeader>
+          <DialogTitle>
+            {isNew
+              ? t("usage.addPricing", "新增定价")
+              : `${t("usage.editPricing", "编辑定价")} - ${model.modelId}`}
+          </DialogTitle>
+        </DialogHeader>
+
+        <form onSubmit={handleSubmit} className="space-y-4">
+          {isNew && (
+            <div className="space-y-2">
+              <Label htmlFor="modelId">{t("usage.modelId", "模型 ID")}</Label>
+              <Input
+                id="modelId"
+                value={formData.modelId}
+                onChange={(e) =>
+                  setFormData({ ...formData, modelId: e.target.value })
+                }
+                placeholder="例如: claude-3-5-sonnet-20241022"
+                required
+              />
+            </div>
+          )}
+
+          <div className="space-y-2">
+            <Label htmlFor="displayName">
+              {t("usage.displayName", "显示名称")}
+            </Label>
+            <Input
+              id="displayName"
+              value={formData.displayName}
+              onChange={(e) =>
+                setFormData({ ...formData, displayName: e.target.value })
+              }
+              placeholder="例如: Claude 3.5 Sonnet"
+              required
+            />
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="inputCost">
+              {t("usage.inputCostPerMillion", "输入成本 (每百万 tokens, USD)")}
+            </Label>
+            <Input
+              id="inputCost"
+              type="number"
+              step="0.01"
+              min="0"
+              value={formData.inputCost}
+              onChange={(e) =>
+                setFormData({ ...formData, inputCost: e.target.value })
+              }
+              required
+            />
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="outputCost">
+              {t("usage.outputCostPerMillion", "输出成本 (每百万 tokens, USD)")}
+            </Label>
+            <Input
+              id="outputCost"
+              type="number"
+              step="0.01"
+              min="0"
+              value={formData.outputCost}
+              onChange={(e) =>
+                setFormData({ ...formData, outputCost: e.target.value })
+              }
+              required
+            />
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="cacheReadCost">
+              {t(
+                "usage.cacheReadCostPerMillion",
+                "缓存读取成本 (每百万 tokens, USD)",
+              )}
+            </Label>
+            <Input
+              id="cacheReadCost"
+              type="number"
+              step="0.01"
+              min="0"
+              value={formData.cacheReadCost}
+              onChange={(e) =>
+                setFormData({ ...formData, cacheReadCost: e.target.value })
+              }
+              required
+            />
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="cacheCreationCost">
+              {t(
+                "usage.cacheCreationCostPerMillion",
+                "缓存写入成本 (每百万 tokens, USD)",
+              )}
+            </Label>
+            <Input
+              id="cacheCreationCost"
+              type="number"
+              step="0.01"
+              min="0"
+              value={formData.cacheCreationCost}
+              onChange={(e) =>
+                setFormData({ ...formData, cacheCreationCost: e.target.value })
+              }
+              required
+            />
+          </div>
+
+          <DialogFooter>
+            <Button type="button" variant="outline" onClick={onClose}>
+              {t("common.cancel", "取消")}
+            </Button>
+            <Button type="submit" disabled={updatePricing.isPending}>
+              {updatePricing.isPending
+                ? t("common.saving", "保存中...")
+                : isNew
+                  ? t("common.add", "新增")
+                  : t("common.save", "保存")}
+            </Button>
+          </DialogFooter>
+        </form>
+      </DialogContent>
+    </Dialog>
+  );
+}
@@ -0,0 +1,81 @@
+import { useTranslation } from "react-i18next";
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from "@/components/ui/table";
+import { useProviderStats } from "@/lib/query/usage";
+
+export function ProviderStatsTable() {
+  const { t } = useTranslation();
+  const { data: stats, isLoading } = useProviderStats();
+
+  if (isLoading) {
+    return <div className="h-[400px] animate-pulse rounded bg-gray-100" />;
+  }
+
+  return (
+    <div className="rounded-lg border border-border/50 bg-card/40 backdrop-blur-sm overflow-hidden">
+      <Table>
+        <TableHeader>
+          <TableRow>
+            <TableHead>{t("usage.provider", "Provider")}</TableHead>
+            <TableHead className="text-right">
+              {t("usage.requests", "请求数")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.tokens", "Tokens")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.cost", "成本")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.successRate", "成功率")}
+            </TableHead>
+            <TableHead className="text-right">
+              {t("usage.avgLatency", "平均延迟")}
+            </TableHead>
+          </TableRow>
+        </TableHeader>
+        <TableBody>
+          {stats?.length === 0 ? (
+            <TableRow>
+              <TableCell
+                colSpan={6}
+                className="text-center text-muted-foreground"
+              >
+                {t("usage.noData", "暂无数据")}
+              </TableCell>
+            </TableRow>
+          ) : (
+            stats?.map((stat) => (
+              <TableRow key={stat.providerId}>
+                <TableCell className="font-medium">
+                  {stat.providerName}
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.requestCount.toLocaleString()}
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.totalTokens.toLocaleString()}
+                </TableCell>
+                <TableCell className="text-right">
+                  ${parseFloat(stat.totalCost).toFixed(4)}
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.successRate.toFixed(1)}%
+                </TableCell>
+                <TableCell className="text-right">
+                  {stat.avgLatencyMs}ms
+                </TableCell>
+              </TableRow>
+            ))
+          )}
+        </TableBody>
+      </Table>
+    </div>
+  );
+}
@@ -0,0 +1,247 @@
+import { useTranslation } from "react-i18next";
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog";
+import { useRequestDetail } from "@/lib/query/usage";
+
+interface RequestDetailPanelProps {
+  requestId: string;
+  onClose: () => void;
+}
+
+export function RequestDetailPanel({
+  requestId,
+  onClose,
+}: RequestDetailPanelProps) {
+  const { t } = useTranslation();
+  const { data: request, isLoading } = useRequestDetail(requestId);
+
+  if (isLoading) {
+    return (
+      <Dialog open onOpenChange={onClose}>
+        <DialogContent className="max-w-2xl">
+          <div className="h-[400px] animate-pulse rounded bg-gray-100" />
+        </DialogContent>
+      </Dialog>
+    );
+  }
+
+  if (!request) {
+    return (
+      <Dialog open onOpenChange={onClose}>
+        <DialogContent className="max-w-2xl">
+          <DialogHeader>
+            <DialogTitle>{t("usage.requestDetail", "请求详情")}</DialogTitle>
+          </DialogHeader>
+          <div className="text-center text-muted-foreground">
+            {t("usage.requestNotFound", "请求未找到")}
+          </div>
+        </DialogContent>
+      </Dialog>
+    );
+  }
+
+  return (
+    <Dialog open onOpenChange={onClose}>
+      <DialogContent className="max-w-2xl max-h-[80vh] overflow-y-auto">
+        <DialogHeader>
+          <DialogTitle>{t("usage.requestDetail", "请求详情")}</DialogTitle>
+        </DialogHeader>
+
+        <div className="space-y-4">
+          {/* 基本信息 */}
+          <div className="rounded-lg border p-4">
+            <h3 className="mb-3 font-semibold">
+              {t("usage.basicInfo", "基本信息")}
+            </h3>
+            <dl className="grid grid-cols-2 gap-3 text-sm">
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.requestId", "请求ID")}
+                </dt>
+                <dd className="font-mono">{request.requestId}</dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.time", "时间")}
+                </dt>
+                <dd>
+                  {new Date(request.createdAt * 1000).toLocaleString("zh-CN")}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.provider", "供应商")}
+                </dt>
+                <dd className="text-sm">
+                  <span className="font-medium">
+                    {request.providerName || t("usage.unknownProvider", "未知")}
+                  </span>
+                  <span className="ml-2 font-mono text-xs text-muted-foreground">
+                    {request.providerId}
+                  </span>
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.appType", "应用类型")}
+                </dt>
+                <dd>{request.appType}</dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.model", "模型")}
+                </dt>
+                <dd className="font-mono">{request.model}</dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.status", "状态")}
+                </dt>
+                <dd>
+                  <span
+                    className={`inline-flex rounded-full px-2 py-1 text-xs ${
+                      request.statusCode >= 200 && request.statusCode < 300
+                        ? "bg-green-100 text-green-800"
+                        : "bg-red-100 text-red-800"
+                    }`}
+                  >
+                    {request.statusCode}
+                  </span>
+                </dd>
+              </div>
+            </dl>
+          </div>
+
+          {/* Token 使用量 */}
+          <div className="rounded-lg border p-4">
+            <h3 className="mb-3 font-semibold">
+              {t("usage.tokenUsage", "Token 使用量")}
+            </h3>
+            <dl className="grid grid-cols-2 gap-3 text-sm">
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.inputTokens", "输入 Tokens")}
+                </dt>
+                <dd className="font-mono">
+                  {request.inputTokens.toLocaleString()}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.outputTokens", "输出 Tokens")}
+                </dt>
+                <dd className="font-mono">
+                  {request.outputTokens.toLocaleString()}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.cacheReadTokens", "缓存读取")}
+                </dt>
+                <dd className="font-mono">
+                  {request.cacheReadTokens.toLocaleString()}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.cacheCreationTokens", "缓存写入")}
+                </dt>
+                <dd className="font-mono">
+                  {request.cacheCreationTokens.toLocaleString()}
+                </dd>
+              </div>
+              <div className="col-span-2">
+                <dt className="text-muted-foreground">
+                  {t("usage.totalTokens", "总计")}
+                </dt>
+                <dd className="text-lg font-semibold">
+                  {(
+                    request.inputTokens + request.outputTokens
+                  ).toLocaleString()}
+                </dd>
+              </div>
+            </dl>
+          </div>
+
+          {/* 成本明细 */}
+          <div className="rounded-lg border p-4">
+            <h3 className="mb-3 font-semibold">
+              {t("usage.costBreakdown", "成本明细")}
+            </h3>
+            <dl className="grid grid-cols-2 gap-3 text-sm">
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.inputCost", "输入成本")}
+                </dt>
+                <dd className="font-mono">
+                  ${parseFloat(request.inputCostUsd).toFixed(6)}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.outputCost", "输出成本")}
+                </dt>
+                <dd className="font-mono">
+                  ${parseFloat(request.outputCostUsd).toFixed(6)}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.cacheReadCost", "缓存读取成本")}
+                </dt>
+                <dd className="font-mono">
+                  ${parseFloat(request.cacheReadCostUsd).toFixed(6)}
+                </dd>
+              </div>
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.cacheCreationCost", "缓存写入成本")}
+                </dt>
+                <dd className="font-mono">
+                  ${parseFloat(request.cacheCreationCostUsd).toFixed(6)}
+                </dd>
+              </div>
+              <div className="col-span-2 border-t pt-3">
+                <dt className="text-muted-foreground">
+                  {t("usage.totalCost", "总成本")}
+                </dt>
+                <dd className="text-lg font-semibold text-primary">
+                  ${parseFloat(request.totalCostUsd).toFixed(6)}
+                </dd>
+              </div>
+            </dl>
+          </div>
+
+          {/* 性能信息 */}
+          <div className="rounded-lg border p-4">
+            <h3 className="mb-3 font-semibold">
+              {t("usage.performance", "性能信息")}
+            </h3>
+            <dl className="grid grid-cols-2 gap-3 text-sm">
+              <div>
+                <dt className="text-muted-foreground">
+                  {t("usage.latency", "延迟")}
+                </dt>
+                <dd className="font-mono">{request.latencyMs}ms</dd>
+              </div>
+            </dl>
+          </div>
+
+          {/* 错误信息 */}
+          {request.errorMessage && (
+            <div className="rounded-lg border border-red-200 bg-red-50 p-4">
+              <h3 className="mb-2 font-semibold text-red-800">
+                {t("usage.errorMessage", "错误信息")}
+              </h3>
+              <p className="text-sm text-red-700">{request.errorMessage}</p>
+            </div>
+          )}
+        </div>
+      </DialogContent>
+    </Dialog>
+  );
+}
@@ -0,0 +1,428 @@
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from "@/components/ui/table";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select";
+import { useRequestLogs, usageKeys } from "@/lib/query/usage";
+import { useQueryClient } from "@tanstack/react-query";
+import type { LogFilters } from "@/types/usage";
+import { ChevronLeft, ChevronRight, RefreshCw, Search, X } from "lucide-react";
+
+export function RequestLogTable() {
+  const { t } = useTranslation();
+  const queryClient = useQueryClient();
+
+  // 默认时间范围：过去24小时
+  const getDefaultFilters = (): LogFilters => {
+    const now = Math.floor(Date.now() / 1000);
+    const oneDayAgo = now - 24 * 60 * 60;
+    return { startDate: oneDayAgo, endDate: now };
+  };
+
+  const [filters, setFilters] = useState<LogFilters>(getDefaultFilters);
+  const [tempFilters, setTempFilters] = useState<LogFilters>(getDefaultFilters);
+  const [page, setPage] = useState(0);
+  const pageSize = 20;
+
+  const { data: result, isLoading } = useRequestLogs(filters, page, pageSize);
+
+  const logs = result?.data ?? [];
+  const total = result?.total ?? 0;
+  const totalPages = Math.ceil(total / pageSize);
+
+  const handleSearch = () => {
+    setFilters(tempFilters);
+    setPage(0);
+  };
+
+  const handleReset = () => {
+    const defaults = getDefaultFilters();
+    setTempFilters(defaults);
+    setFilters(defaults);
+    setPage(0);
+  };
+
+  const handleRefresh = () => {
+    queryClient.invalidateQueries({
+      queryKey: usageKeys.logs(filters, page, pageSize),
+    });
+  };
+
+  return (
+    <div className="space-y-4">
+      {/* 筛选栏 */}
+      <div className="flex flex-col gap-4 rounded-lg border bg-card/50 p-4 backdrop-blur-sm">
+        <div className="flex flex-wrap items-center gap-3">
+          <Select
+            value={tempFilters.appType || "all"}
+            onValueChange={(v) =>
+              setTempFilters({
+                ...tempFilters,
+                appType: v === "all" ? undefined : v,
+              })
+            }
+          >
+            <SelectTrigger className="w-[130px] bg-background">
+              <SelectValue placeholder={t("usage.endpoint", "端点")} />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="all">{t("common.all", "全部端点")}</SelectItem>
+              <SelectItem value="claude">Claude</SelectItem>
+              <SelectItem value="codex">Codex</SelectItem>
+              <SelectItem value="gemini">Gemini</SelectItem>
+            </SelectContent>
+          </Select>
+
+          <Select
+            value={tempFilters.statusCode?.toString() || "all"}
+            onValueChange={(v) =>
+              setTempFilters({
+                ...tempFilters,
+                statusCode: v === "all" ? undefined : parseInt(v),
+              })
+            }
+          >
+            <SelectTrigger className="w-[130px] bg-background">
+              <SelectValue placeholder={t("usage.status", "状态码")} />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="all">{t("common.all", "全部状态")}</SelectItem>
+              <SelectItem value="200">200 OK</SelectItem>
+              <SelectItem value="400">400 Bad Request</SelectItem>
+              <SelectItem value="401">401 Unauthorized</SelectItem>
+              <SelectItem value="429">429 Rate Limit</SelectItem>
+              <SelectItem value="500">500 Server Error</SelectItem>
+            </SelectContent>
+          </Select>
+
+          <div className="flex items-center gap-2 flex-1 min-w-[300px]">
+            <div className="relative flex-1">
+              <Search className="absolute left-2.5 top-2.5 h-4 w-4 text-muted-foreground" />
+              <Input
+                placeholder={t("usage.provider", "搜索供应商...")}
+                className="pl-9 bg-background"
+                value={tempFilters.providerName || ""}
+                onChange={(e) =>
+                  setTempFilters({
+                    ...tempFilters,
+                    providerName: e.target.value || undefined,
+                  })
+                }
+              />
+            </div>
+            <Input
+              placeholder={t("usage.model", "搜索模型...")}
+              className="w-[180px] bg-background"
+              value={tempFilters.model || ""}
+              onChange={(e) =>
+                setTempFilters({
+                  ...tempFilters,
+                  model: e.target.value || undefined,
+                })
+              }
+            />
+          </div>
+        </div>
+
+        <div className="flex flex-wrap items-center justify-between gap-3">
+          <div className="flex items-center gap-2 text-sm text-muted-foreground">
+            <span className="whitespace-nowrap">时间范围:</span>
+            <Input
+              type="datetime-local"
+              className="h-8 w-[200px] bg-background"
+              value={
+                tempFilters.startDate
+                  ? new Date(tempFilters.startDate * 1000)
+                      .toISOString()
+                      .slice(0, 16)
+                  : ""
+              }
+              onChange={(e) =>
+                setTempFilters({
+                  ...tempFilters,
+                  startDate: e.target.value
+                    ? Math.floor(new Date(e.target.value).getTime() / 1000)
+                    : undefined,
+                })
+              }
+            />
+            <span>-</span>
+            <Input
+              type="datetime-local"
+              className="h-8 w-[200px] bg-background"
+              value={
+                tempFilters.endDate
+                  ? new Date(tempFilters.endDate * 1000)
+                      .toISOString()
+                      .slice(0, 16)
+                  : ""
+              }
+              onChange={(e) =>
+                setTempFilters({
+                  ...tempFilters,
+                  endDate: e.target.value
+                    ? Math.floor(new Date(e.target.value).getTime() / 1000)
+                    : undefined,
+                })
+              }
+            />
+          </div>
+
+          <div className="flex items-center gap-2 ml-auto">
+            <Button
+              size="sm"
+              variant="default"
+              onClick={handleSearch}
+              className="h-8"
+            >
+              <Search className="mr-2 h-3.5 w-3.5" />
+              {t("common.search", "查询")}
+            </Button>
+            <Button
+              size="sm"
+              variant="outline"
+              onClick={handleReset}
+              className="h-8"
+            >
+              <X className="mr-2 h-3.5 w-3.5" />
+              {t("common.reset", "重置")}
+            </Button>
+            <Button
+              size="sm"
+              variant="ghost"
+              onClick={handleRefresh}
+              className="h-8 px-2"
+            >
+              <RefreshCw className="h-4 w-4" />
+            </Button>
+          </div>
+        </div>
+      </div>
+
+      {isLoading ? (
+        <div className="h-[400px] animate-pulse rounded bg-gray-100" />
+      ) : (
+        <>
+          <div className="rounded-lg border border-border/50 bg-card/40 backdrop-blur-sm overflow-x-auto">
+            <Table>
+              <TableHeader>
+                <TableRow>
+                  <TableHead>{t("usage.time", "时间")}</TableHead>
+                  <TableHead>{t("usage.provider", "供应商")}</TableHead>
+                  <TableHead className="min-w-[280px]">
+                    {t("usage.billingModel", "计费模型")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.inputTokens", "输入")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.outputTokens", "输出")}
+                  </TableHead>
+                  <TableHead className="text-right min-w-[90px]">
+                    {t("usage.cacheCreationTokens", "缓存写入")}
+                  </TableHead>
+                  <TableHead className="text-right min-w-[90px]">
+                    {t("usage.cacheReadTokens", "缓存读取")}
+                  </TableHead>
+                  <TableHead className="text-right">
+                    {t("usage.totalCost", "成本")}
+                  </TableHead>
+                  <TableHead className="text-center min-w-[140px]">
+                    {t("usage.timingInfo", "用时/首字")}
+                  </TableHead>
+                  <TableHead>{t("usage.status", "状态")}</TableHead>
+                </TableRow>
+              </TableHeader>
+              <TableBody>
+                {logs.length === 0 ? (
+                  <TableRow>
+                    <TableCell
+                      colSpan={10}
+                      className="text-center text-muted-foreground"
+                    >
+                      {t("usage.noData", "暂无数据")}
+                    </TableCell>
+                  </TableRow>
+                ) : (
+                  logs.map((log) => (
+                    <TableRow key={log.requestId}>
+                      <TableCell>
+                        {new Date(log.createdAt * 1000).toLocaleString("zh-CN")}
+                      </TableCell>
+                      <TableCell>
+                        {log.providerName ||
+                          t("usage.unknownProvider", "未知供应商")}
+                      </TableCell>
+                      <TableCell
+                        className="font-mono text-sm max-w-[280px] truncate"
+                        title={log.model}
+                      >
+                        {log.model}
+                      </TableCell>
+                      <TableCell className="text-right">
+                        {log.inputTokens.toLocaleString()}
+                      </TableCell>
+                      <TableCell className="text-right">
+                        {log.outputTokens.toLocaleString()}
+                      </TableCell>
+                      <TableCell className="text-right">
+                        {log.cacheCreationTokens.toLocaleString()}
+                      </TableCell>
+                      <TableCell className="text-right">
+                        {log.cacheReadTokens.toLocaleString()}
+                      </TableCell>
+                      <TableCell className="text-right">
+                        ${parseFloat(log.totalCostUsd).toFixed(6)}
+                      </TableCell>
+                      <TableCell>
+                        <div className="flex items-center justify-center gap-1">
+                          {(() => {
+                            const durationSec =
+                              (log.durationMs ?? log.latencyMs) / 1000;
+                            const durationColor =
+                              durationSec <= 5
+                                ? "bg-green-100 text-green-800"
+                                : durationSec <= 120
+                                  ? "bg-orange-100 text-orange-800"
+                                  : "bg-red-200 text-red-900";
+                            return (
+                              <span
+                                className={`inline-flex items-center justify-center rounded-full px-2 py-0.5 text-xs ${durationColor}`}
+                              >
+                                {Math.round(durationSec)}s
+                              </span>
+                            );
+                          })()}
+                          {log.isStreaming &&
+                            log.firstTokenMs != null &&
+                            (() => {
+                              const firstSec = log.firstTokenMs / 1000;
+                              const firstColor =
+                                firstSec <= 5
+                                  ? "bg-green-100 text-green-800"
+                                  : firstSec <= 120
+                                    ? "bg-orange-100 text-orange-800"
+                                    : "bg-red-200 text-red-900";
+                              return (
+                                <span
+                                  className={`inline-flex items-center justify-center rounded-full px-2 py-0.5 text-xs ${firstColor}`}
+                                >
+                                  {firstSec.toFixed(1)}s
+                                </span>
+                              );
+                            })()}
+                          <span
+                            className={`inline-flex items-center justify-center rounded-full px-2 py-0.5 text-xs ${
+                              log.isStreaming
+                                ? "bg-blue-100 text-blue-800"
+                                : "bg-purple-100 text-purple-800"
+                            }`}
+                          >
+                            {log.isStreaming
+                              ? t("usage.stream", "流")
+                              : t("usage.nonStream", "非流")}
+                          </span>
+                        </div>
+                      </TableCell>
+                      <TableCell>
+                        <span
+                          className={`inline-flex rounded-full px-2 py-1 text-xs ${
+                            log.statusCode >= 200 && log.statusCode < 300
+                              ? "bg-green-100 text-green-800"
+                              : "bg-red-100 text-red-800"
+                          }`}
+                        >
+                          {log.statusCode}
+                        </span>
+                      </TableCell>
+                    </TableRow>
+                  ))
+                )}
+              </TableBody>
+            </Table>
+          </div>
+
+          {/* 分页控件 */}
+          {total > 0 && (
+            <div className="flex items-center justify-between px-2">
+              <span className="text-sm text-muted-foreground">
+                {t("usage.totalRecords", "共 {{total}} 条记录", { total })}
+              </span>
+              <div className="flex items-center gap-1">
+                <Button
+                  variant="outline"
+                  size="sm"
+                  onClick={() => setPage(Math.max(0, page - 1))}
+                  disabled={page === 0}
+                >
+                  <ChevronLeft className="h-4 w-4" />
+                </Button>
+                {/* 页码按钮 */}
+                {(() => {
+                  const pages: (number | string)[] = [];
+                  if (totalPages <= 7) {
+                    for (let i = 0; i < totalPages; i++) pages.push(i);
+                  } else {
+                    pages.push(0);
+                    if (page > 2) pages.push("...");
+                    for (
+                      let i = Math.max(1, page - 1);
+                      i <= Math.min(totalPages - 2, page + 1);
+                      i++
+                    ) {
+                      pages.push(i);
+                    }
+                    if (page < totalPages - 3) pages.push("...");
+                    pages.push(totalPages - 1);
+                  }
+                  return pages.map((p, idx) =>
+                    typeof p === "string" ? (
+                      <span
+                        key={`ellipsis-${idx}`}
+                        className="px-2 text-muted-foreground"
+                      >
+                        ...
+                      </span>
+                    ) : (
+                      <Button
+                        key={p}
+                        variant={p === page ? "default" : "outline"}
+                        size="sm"
+                        className="h-8 w-8 p-0"
+                        onClick={() => setPage(p)}
+                      >
+                        {p + 1}
+                      </Button>
+                    ),
+                  );
+                })()}
+                <Button
+                  variant="outline"
+                  size="sm"
+                  onClick={() => setPage(page + 1)}
+                  disabled={page >= totalPages - 1}
+                >
+                  <ChevronRight className="h-4 w-4" />
+                </Button>
+              </div>
+            </div>
+          )}
+        </>
+      )}
+    </div>
+  );
+}
@@ -0,0 +1,106 @@
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
+import { UsageSummaryCards } from "./UsageSummaryCards";
+import { UsageTrendChart } from "./UsageTrendChart";
+import { RequestLogTable } from "./RequestLogTable";
+import { ProviderStatsTable } from "./ProviderStatsTable";
+import { ModelStatsTable } from "./ModelStatsTable";
+import type { TimeRange } from "@/types/usage";
+import { motion } from "framer-motion";
+import { BarChart3, ListFilter, Activity } from "lucide-react";
+
+export function UsageDashboard() {
+  const { t } = useTranslation();
+  const [timeRange, setTimeRange] = useState<TimeRange>("1d");
+
+  const days = timeRange === "1d" ? 1 : timeRange === "7d" ? 7 : 30;
+
+  return (
+    <motion.div
+      initial={{ opacity: 0, y: 10 }}
+      animate={{ opacity: 1, y: 0 }}
+      transition={{ duration: 0.4 }}
+      className="space-y-8 pb-8"
+    >
+      <div className="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+        <div className="flex flex-col gap-1">
+          <h2 className="text-2xl font-bold">{t("usage.title", "使用统计")}</h2>
+          <p className="text-sm text-muted-foreground">
+            {t("usage.subtitle", "查看 AI 模型的使用情况和成本统计")}
+          </p>
+        </div>
+
+        <Tabs
+          value={timeRange}
+          onValueChange={(v) => setTimeRange(v as TimeRange)}
+          className="w-full sm:w-auto"
+        >
+          <TabsList className="flex w-full sm:w-auto bg-card/60 border border-border/50 backdrop-blur-sm shadow-sm h-10 p-1">
+            <TabsTrigger
+              value="1d"
+              className="flex-1 sm:flex-none sm:px-6 data-[state=active]:bg-primary/10 data-[state=active]:text-primary hover:text-primary transition-colors"
+            >
+              {t("usage.today", "24小时")}
+            </TabsTrigger>
+            <TabsTrigger
+              value="7d"
+              className="flex-1 sm:flex-none sm:px-6 data-[state=active]:bg-primary/10 data-[state=active]:text-primary hover:text-primary transition-colors"
+            >
+              {t("usage.last7days", "7天")}
+            </TabsTrigger>
+            <TabsTrigger
+              value="30d"
+              className="flex-1 sm:flex-none sm:px-6 data-[state=active]:bg-primary/10 data-[state=active]:text-primary hover:text-primary transition-colors"
+            >
+              {t("usage.last30days", "30天")}
+            </TabsTrigger>
+          </TabsList>
+        </Tabs>
+      </div>
+
+      <UsageSummaryCards days={days} />
+
+      <UsageTrendChart days={days} />
+
+      <div className="space-y-4">
+        <Tabs defaultValue="logs" className="w-full">
+          <div className="flex items-center justify-between mb-4">
+            <TabsList className="bg-muted/50">
+              <TabsTrigger value="logs" className="gap-2">
+                <ListFilter className="h-4 w-4" />
+                {t("usage.requestLogs", "请求日志")}
+              </TabsTrigger>
+              <TabsTrigger value="providers" className="gap-2">
+                <Activity className="h-4 w-4" />
+                {t("usage.providerStats", "Provider 统计")}
+              </TabsTrigger>
+              <TabsTrigger value="models" className="gap-2">
+                <BarChart3 className="h-4 w-4" />
+                {t("usage.modelStats", "模型统计")}
+              </TabsTrigger>
+            </TabsList>
+          </div>
+
+          <motion.div
+            initial={{ opacity: 0, y: 10 }}
+            animate={{ opacity: 1, y: 0 }}
+            transition={{ delay: 0.2 }}
+          >
+            <TabsContent value="logs" className="mt-0">
+              <RequestLogTable />
+            </TabsContent>
+
+            <TabsContent value="providers" className="mt-0">
+              <ProviderStatsTable />
+            </TabsContent>
+
+            <TabsContent value="models" className="mt-0">
+              <ModelStatsTable />
+            </TabsContent>
+          </motion.div>
+        </Tabs>
+      </div>
+    </motion.div>
+  );
+}
@@ -0,0 +1,169 @@
+import { useMemo } from "react";
+import { useTranslation } from "react-i18next";
+import { Card, CardContent } from "@/components/ui/card";
+import { useUsageSummary } from "@/lib/query/usage";
+import { Activity, DollarSign, Layers, Database, Loader2 } from "lucide-react";
+import { motion } from "framer-motion";
+
+interface UsageSummaryCardsProps {
+  days: number;
+}
+
+export function UsageSummaryCards({ days }: UsageSummaryCardsProps) {
+  const { t } = useTranslation();
+
+  const { startDate, endDate } = useMemo(() => {
+    const end = Math.floor(Date.now() / 1000);
+    const start = end - days * 24 * 60 * 60;
+    return { startDate: start, endDate: end };
+  }, [days]);
+
+  const { data: summary, isLoading } = useUsageSummary(startDate, endDate);
+
+  const stats = useMemo(() => {
+    const totalRequests = summary?.totalRequests ?? 0;
+    const totalCost = parseFloat(summary?.totalCost || "0");
+
+    const inputTokens = summary?.totalInputTokens ?? 0;
+    const outputTokens = summary?.totalOutputTokens ?? 0;
+    const totalTokens = inputTokens + outputTokens;
+
+    const cacheWriteTokens = summary?.totalCacheCreationTokens ?? 0;
+    const cacheReadTokens = summary?.totalCacheReadTokens ?? 0;
+    const totalCacheTokens = cacheWriteTokens + cacheReadTokens;
+
+    return [
+      {
+        title: t("usage.totalRequests", "总请求数"),
+        value: totalRequests.toLocaleString(),
+        icon: Activity,
+        color: "text-blue-500",
+        bg: "bg-blue-500/10",
+        subValue: null,
+      },
+      {
+        title: t("usage.totalCost", "总成本"),
+        value: `$${totalCost.toFixed(4)}`,
+        icon: DollarSign,
+        color: "text-green-500",
+        bg: "bg-green-500/10",
+        subValue: null,
+      },
+      {
+        title: t("usage.totalTokens", "总 Token 数"),
+        value: totalTokens.toLocaleString(),
+        icon: Layers,
+        color: "text-purple-500",
+        bg: "bg-purple-500/10",
+        subValue: (
+          <div className="flex flex-col gap-1 text-xs text-muted-foreground mt-3 pt-3 border-t border-border/50">
+            <div className="flex justify-between items-center">
+              <span>Input</span>
+              <span className="text-foreground/80">
+                {(inputTokens / 1000).toFixed(1)}k
+              </span>
+            </div>
+            <div className="flex justify-between items-center">
+              <span>Output</span>
+              <span className="text-foreground/80">
+                {(outputTokens / 1000).toFixed(1)}k
+              </span>
+            </div>
+          </div>
+        ),
+      },
+      {
+        title: t("usage.cacheTokens", "缓存 Token"),
+        value: totalCacheTokens.toLocaleString(),
+        icon: Database,
+        color: "text-orange-500",
+        bg: "bg-orange-500/10",
+        subValue: (
+          <div className="flex flex-col gap-1 text-xs text-muted-foreground mt-3 pt-3 border-t border-border/50">
+            <div className="flex justify-between items-center">
+              <span>Write</span>
+              <span className="text-foreground/80">
+                {(cacheWriteTokens / 1000).toFixed(1)}k
+              </span>
+            </div>
+            <div className="flex justify-between items-center">
+              <span>Read</span>
+              <span className="text-foreground/80">
+                {(cacheReadTokens / 1000).toFixed(1)}k
+              </span>
+            </div>
+          </div>
+        ),
+      },
+    ];
+  }, [summary, t]);
+
+  const container = {
+    hidden: { opacity: 0 },
+    show: {
+      opacity: 1,
+      transition: {
+        staggerChildren: 0.1,
+      },
+    },
+  };
+
+  const item = {
+    hidden: { opacity: 0, y: 20 },
+    show: { opacity: 1, y: 0 },
+  };
+
+  if (isLoading) {
+    return (
+      <div className="grid gap-4 md:grid-cols-4">
+        {[...Array(4)].map((_, i) => (
+          <Card
+            key={i}
+            className="border border-border/50 bg-card/40 backdrop-blur-sm shadow-sm"
+          >
+            <CardContent className="p-6 flex items-center justify-center min-h-[160px]">
+              <Loader2 className="h-6 w-6 animate-spin text-muted-foreground/50" />
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+    );
+  }
+
+  return (
+    <motion.div
+      variants={container}
+      initial="hidden"
+      animate="show"
+      className="grid gap-4 md:grid-cols-4"
+    >
+      {stats.map((stat, i) => (
+        <motion.div key={i} variants={item}>
+          <Card className="relative h-full overflow-hidden border border-border/50 bg-gradient-to-br from-card/50 to-background/50 backdrop-blur-xl hover:from-card/60 hover:to-background/60 transition-all shadow-sm">
+            <CardContent className="p-5">
+              <div className="flex items-start justify-between mb-2">
+                <p className="text-sm font-medium text-muted-foreground">
+                  {stat.title}
+                </p>
+                <div className={`p-2 rounded-lg ${stat.bg}`}>
+                  <stat.icon className={`h-4 w-4 ${stat.color}`} />
+                </div>
+              </div>
+
+              <div className="space-y-1">
+                <h3 className="text-2xl font-bold truncate" title={stat.value}>
+                  {stat.value}
+                </h3>
+              </div>
+
+              {stat.subValue || (
+                /* Placeholder to properly align cards if no subvalue (first 2 cards) - effectively adding empty space or using flex-1 equivalent */
+                <div className="mt-3 pt-3 border-t border-transparent h-[52px]"></div>
+              )}
+            </CardContent>
+          </Card>
+        </motion.div>
+      ))}
+    </motion.div>
+  );
+}
@@ -0,0 +1,194 @@
+import { useTranslation } from "react-i18next";
+import {
+  AreaChart,
+  Area,
+  XAxis,
+  YAxis,
+  CartesianGrid,
+  Tooltip,
+  ResponsiveContainer,
+  Legend,
+} from "recharts";
+import { useUsageTrends } from "@/lib/query/usage";
+import { Loader2 } from "lucide-react";
+
+interface UsageTrendChartProps {
+  days: number;
+}
+
+export function UsageTrendChart({ days }: UsageTrendChartProps) {
+  const { t } = useTranslation();
+  const { data: trends, isLoading } = useUsageTrends(days);
+
+  if (isLoading) {
+    return (
+      <div className="flex h-[350px] items-center justify-center rounded-xl bg-card/40 border border-border/50">
+        <Loader2 className="h-8 w-8 animate-spin text-muted-foreground/30" />
+      </div>
+    );
+  }
+
+  const isToday = days === 1;
+  const chartData =
+    trends?.map((stat) => {
+      const pointDate = new Date(stat.date);
+      return {
+        rawDate: stat.date,
+        label: isToday
+          ? pointDate.toLocaleTimeString("zh-CN", { hour: "2-digit" })
+          : pointDate.toLocaleDateString("zh-CN", {
+              month: "2-digit",
+              day: "2-digit",
+            }),
+        hour: pointDate.getHours(),
+        inputTokens: stat.totalInputTokens,
+        outputTokens: stat.totalOutputTokens,
+        cost: parseFloat(stat.totalCost),
+      };
+    }) || [];
+
+  const hourlyData = (() => {
+    if (!isToday) return chartData;
+    const map = new Map<number, (typeof chartData)[number]>();
+    chartData.forEach((point) => {
+      map.set(point.hour ?? 0, point);
+    });
+    return Array.from({ length: 24 }, (_, hour) => {
+      const bucket = map.get(hour);
+      return {
+        label: `${hour.toString().padStart(2, "0")}:00`,
+        inputTokens: bucket?.inputTokens ?? 0,
+        outputTokens: bucket?.outputTokens ?? 0,
+        cost: bucket?.cost ?? 0,
+      };
+    });
+  })();
+
+  const displayData = isToday ? hourlyData : chartData;
+
+  const CustomTooltip = ({ active, payload, label }: any) => {
+    if (active && payload && payload.length) {
+      return (
+        <div className="rounded-lg border bg-background/95 p-3 shadow-lg backdrop-blur-md">
+          <p className="mb-2 font-medium">{label}</p>
+          {payload.map((entry: any, index: number) => (
+            <div
+              key={index}
+              className="flex items-center gap-2 text-sm"
+              style={{ color: entry.color }}
+            >
+              <div
+                className="h-2 w-2 rounded-full"
+                style={{ backgroundColor: entry.color }}
+              />
+              <span className="font-medium">{entry.name}:</span>
+              <span>
+                {entry.name.includes(t("usage.cost", "成本"))
+                  ? `$${typeof entry.value === "number" ? entry.value.toFixed(6) : entry.value}`
+                  : entry.value.toLocaleString()}
+              </span>
+            </div>
+          ))}
+        </div>
+      );
+    }
+    return null;
+  };
+
+  return (
+    <div className="rounded-xl border border-border/50 bg-card/40 p-6 backdrop-blur-sm">
+      <div className="mb-6 flex items-center justify-between">
+        <h3 className="text-lg font-semibold">
+          {t("usage.trends", "使用趋势")}
+        </h3>
+        <p className="text-sm text-muted-foreground">
+          {isToday
+            ? t("usage.rangeToday", "今天 (按小时)")
+            : days === 7
+              ? t("usage.rangeLast7Days", "过去 7 天")
+              : t("usage.rangeLast30Days", "过去 30 天")}
+        </p>
+      </div>
+
+      <div className="h-[350px] w-full">
+        <ResponsiveContainer width="100%" height="100%">
+          <AreaChart
+            data={displayData}
+            margin={{ top: 10, right: 10, left: 0, bottom: 0 }}
+          >
+            <defs>
+              <linearGradient id="colorInput" x1="0" y1="0" x2="0" y2="1">
+                <stop offset="5%" stopColor="#3b82f6" stopOpacity={0.2} />
+                <stop offset="95%" stopColor="#3b82f6" stopOpacity={0} />
+              </linearGradient>
+              <linearGradient id="colorOutput" x1="0" y1="0" x2="0" y2="1">
+                <stop offset="5%" stopColor="#22c55e" stopOpacity={0.2} />
+                <stop offset="95%" stopColor="#22c55e" stopOpacity={0} />
+              </linearGradient>
+            </defs>
+            <CartesianGrid
+              strokeDasharray="3 3"
+              vertical={false}
+              stroke="hsl(var(--border))"
+              opacity={0.4}
+            />
+            <XAxis
+              dataKey="label"
+              axisLine={false}
+              tickLine={false}
+              tick={{ fill: "hsl(var(--muted-foreground))", fontSize: 12 }}
+              dy={10}
+            />
+            <YAxis
+              yAxisId="tokens"
+              axisLine={false}
+              tickLine={false}
+              tick={{ fill: "hsl(var(--muted-foreground))", fontSize: 12 }}
+              tickFormatter={(value) => `${(value / 1000).toFixed(0)}k`}
+            />
+            <YAxis
+              yAxisId="cost"
+              orientation="right"
+              axisLine={false}
+              tickLine={false}
+              tick={{ fill: "hsl(var(--muted-foreground))", fontSize: 12 }}
+              tickFormatter={(value) => `$${value}`}
+            />
+            <Tooltip content={<CustomTooltip />} />
+            <Legend />
+            <Area
+              yAxisId="tokens"
+              type="monotone"
+              dataKey="inputTokens"
+              name={t("usage.inputTokens", "输入 Tokens")}
+              stroke="#3b82f6"
+              fillOpacity={1}
+              fill="url(#colorInput)"
+              strokeWidth={2}
+            />
+            <Area
+              yAxisId="tokens"
+              type="monotone"
+              dataKey="outputTokens"
+              name={t("usage.outputTokens", "输出 Tokens")}
+              stroke="#22c55e"
+              fillOpacity={1}
+              fill="url(#colorOutput)"
+              strokeWidth={2}
+            />
+            <Area
+              yAxisId="cost"
+              type="monotone"
+              dataKey="cost"
+              name={t("usage.cost", "成本")}
+              stroke="#f43f5e"
+              fill="none"
+              strokeWidth={2}
+              strokeDasharray="4 4"
+            />
+          </AreaChart>
+        </ResponsiveContainer>
+      </div>
+    </div>
+  );
+}
@@ -365,4 +365,22 @@ export const providerPresets: ProviderPreset[] = [
    partnerPromotionKey: "packycode", // 促销信息 i18n key
    icon: "packycode",
  },
+  {
+    name: "OpenRouter",
+    websiteUrl: "https://openrouter.ai",
+    apiKeyUrl: "https://openrouter.ai/keys",
+    settingsConfig: {
+      env: {
+        ANTHROPIC_BASE_URL: "https://openrouter.ai/api",
+        ANTHROPIC_AUTH_TOKEN: "",
+        ANTHROPIC_MODEL: "anthropic/claude-sonnet-4.5",
+        ANTHROPIC_DEFAULT_HAIKU_MODEL: "anthropic/claude-haiku-4.5",
+        ANTHROPIC_DEFAULT_SONNET_MODEL: "anthropic/claude-sonnet-4.5",
+        ANTHROPIC_DEFAULT_OPUS_MODEL: "anthropic/claude-opus-4.5",
+      },
+    },
+    category: "aggregator",
+    icon: "openrouter",
+    iconColor: "#6366F1",
+  },
 ];
@@ -1,7 +1,28 @@
 import { McpServer, McpServerSpec } from "../types";
+import { isWindows } from "@/lib/platform";

 export type McpPreset = Omit<McpServer, "enabled" | "description">;

+// 创建跨平台 npx 命令配置
+// Windows 需要使用 cmd /c wrapper 来执行 npx.cmd
+// Mac/Linux 可以直接执行 npx
+const createNpxCommand = (
+  packageName: string,
+  extraArgs: string[] = [],
+): { command: string; args: string[] } => {
+  if (isWindows()) {
+    return {
+      command: "cmd",
+      args: ["/c", "npx", ...extraArgs, packageName],
+    };
+  } else {
+    return {
+      command: "npx",
+      args: [...extraArgs, packageName],
+    };
+  }
+};
+
 // 预设 MCP（逻辑简化版）：
 // - 仅包含最常用、可快速落地的 stdio 模式示例
 // - 不涉及分类/模板/测速等复杂逻辑，默认以 disabled 形式"回种"到 config.json
@@ -26,8 +47,7 @@ export const mcpPresets: McpPreset[] = [
    tags: ["stdio", "time", "utility"],
    server: {
      type: "stdio",
-      command: "npx",
-      args: ["-y", "@modelcontextprotocol/server-time"],
+      ...createNpxCommand("@modelcontextprotocol/server-time", ["-y"]),
    } as McpServerSpec,
    homepage: "https://github.com/modelcontextprotocol/servers",
    docs: "https://github.com/modelcontextprotocol/servers/tree/main/src/time",
@@ -38,8 +58,7 @@ export const mcpPresets: McpPreset[] = [
    tags: ["stdio", "memory", "graph"],
    server: {
      type: "stdio",
-      command: "npx",
-      args: ["-y", "@modelcontextprotocol/server-memory"],
+      ...createNpxCommand("@modelcontextprotocol/server-memory", ["-y"]),
    } as McpServerSpec,
    homepage: "https://github.com/modelcontextprotocol/servers",
    docs: "https://github.com/modelcontextprotocol/servers/tree/main/src/memory",
@@ -50,8 +69,9 @@ export const mcpPresets: McpPreset[] = [
    tags: ["stdio", "thinking", "reasoning"],
    server: {
      type: "stdio",
-      command: "npx",
-      args: ["-y", "@modelcontextprotocol/server-sequential-thinking"],
+      ...createNpxCommand("@modelcontextprotocol/server-sequential-thinking", [
+        "-y",
+      ]),
    } as McpServerSpec,
    homepage: "https://github.com/modelcontextprotocol/servers",
    docs: "https://github.com/modelcontextprotocol/servers/tree/main/src/sequentialthinking",
@@ -62,8 +82,7 @@ export const mcpPresets: McpPreset[] = [
    tags: ["stdio", "docs", "search"],
    server: {
      type: "stdio",
-      command: "npx",
-      args: ["-y", "@upstash/context7-mcp"],
+      ...createNpxCommand("@upstash/context7-mcp", ["-y"]),
    } as McpServerSpec,
    homepage: "https://context7.com",
    docs: "https://github.com/upstash/context7/blob/master/README.md",
@@ -0,0 +1,66 @@
+import { useState, useCallback } from "react";
+import { toast } from "sonner";
+import { useTranslation } from "react-i18next";
+import { testProviderModel, type ModelTestResult } from "@/lib/api/model-test";
+import type { AppId } from "@/lib/api";
+
+export function useModelTest(appId: AppId) {
+  const { t } = useTranslation();
+  const [testingIds, setTestingIds] = useState<Set<string>>(new Set());
+
+  const testProvider = useCallback(
+    async (
+      providerId: string,
+      providerName: string,
+    ): Promise<ModelTestResult | null> => {
+      setTestingIds((prev) => new Set(prev).add(providerId));
+
+      try {
+        const result = await testProviderModel(appId, providerId);
+
+        if (result.success) {
+          toast.success(
+            t("modelTest.success", {
+              name: providerName,
+              time: result.responseTimeMs,
+              defaultValue: `${providerName} 测试成功 (${result.responseTimeMs}ms)`,
+            }),
+          );
+        } else {
+          toast.error(
+            t("modelTest.failed", {
+              name: providerName,
+              error: result.message,
+              defaultValue: `${providerName} 测试失败: ${result.message}`,
+            }),
+          );
+        }
+
+        return result;
+      } catch (e) {
+        toast.error(
+          t("modelTest.error", {
+            name: providerName,
+            error: String(e),
+            defaultValue: `${providerName} 测试出错: ${String(e)}`,
+          }),
+        );
+        return null;
+      } finally {
+        setTestingIds((prev) => {
+          const next = new Set(prev);
+          next.delete(providerId);
+          return next;
+        });
+      }
+    },
+    [appId, t],
+  );
+
+  const isTesting = useCallback(
+    (providerId: string) => testingIds.has(providerId),
+    [testingIds],
+  );
+
+  return { testProvider, isTesting };
+}
@@ -0,0 +1,42 @@
+/**
+ * 代理配置管理 Hook
+ */
+
+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
+import { invoke } from "@tauri-apps/api/core";
+import { toast } from "sonner";
+import type { ProxyConfig } from "@/types/proxy";
+
+/**
+ * 代理配置管理
+ */
+export function useProxyConfig() {
+  const queryClient = useQueryClient();
+
+  // 查询配置
+  const { data: config, isLoading } = useQuery({
+    queryKey: ["proxyConfig"],
+    queryFn: () => invoke<ProxyConfig>("get_proxy_config"),
+  });
+
+  // 更新配置
+  const updateMutation = useMutation({
+    mutationFn: (newConfig: ProxyConfig) =>
+      invoke("update_proxy_config", { config: newConfig }),
+    onSuccess: () => {
+      toast.success("代理配置已保存");
+      queryClient.invalidateQueries({ queryKey: ["proxyConfig"] });
+      queryClient.invalidateQueries({ queryKey: ["proxyStatus"] });
+    },
+    onError: (error: Error) => {
+      toast.error(`保存失败: ${error.message}`);
+    },
+  });
+
+  return {
+    config,
+    isLoading,
+    updateConfig: updateMutation.mutateAsync,
+    isUpdating: updateMutation.isPending,
+  };
+}
@@ -0,0 +1,70 @@
+/**
+ * 代理服务状态管理 Hook
+ */
+
+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
+import { invoke } from "@tauri-apps/api/core";
+import { toast } from "sonner";
+import type { ProxyStatus, ProxyServerInfo } from "@/types/proxy";
+
+/**
+ * 代理服务状态管理
+ */
+export function useProxyStatus() {
+  const queryClient = useQueryClient();
+
+  // 查询状态（自动轮询）
+  const { data: status, isLoading } = useQuery({
+    queryKey: ["proxyStatus"],
+    queryFn: () => invoke<ProxyStatus>("get_proxy_status"),
+    // 仅在服务运行时轮询
+    refetchInterval: (query) => (query.state.data?.running ? 2000 : false),
+    // 保持之前的数据，避免闪烁
+    placeholderData: (previousData) => previousData,
+  });
+
+  // 启动服务器
+  const startMutation = useMutation({
+    mutationFn: () => invoke<ProxyServerInfo>("start_proxy_server"),
+    onSuccess: (info) => {
+      toast.success(`代理服务已启动 - ${info.address}:${info.port}`);
+      queryClient.invalidateQueries({ queryKey: ["proxyStatus"] });
+    },
+    onError: (error: Error) => {
+      toast.error(`启动失败: ${error.message}`);
+    },
+  });
+
+  // 停止服务器
+  const stopMutation = useMutation({
+    mutationFn: () => invoke("stop_proxy_server"),
+    onSuccess: () => {
+      toast.success("代理服务已停止");
+      queryClient.invalidateQueries({ queryKey: ["proxyStatus"] });
+    },
+    onError: (error: Error) => {
+      toast.error(`停止失败: ${error.message}`);
+    },
+  });
+
+  // 检查是否运行中
+  const checkRunning = async () => {
+    try {
+      return await invoke<boolean>("is_proxy_running");
+    } catch {
+      return false;
+    }
+  };
+
+  return {
+    status,
+    isLoading,
+    isRunning: status?.running || false,
+    start: startMutation.mutateAsync,
+    stop: stopMutation.mutateAsync,
+    checkRunning,
+    isStarting: startMutation.isPending,
+    isStopping: stopMutation.isPending,
+    isPending: startMutation.isPending || stopMutation.isPending,
+  };
+}
@@ -0,0 +1,73 @@
+import { invoke } from "@tauri-apps/api/core";
+import type {
+  ProviderHealth,
+  CircuitBreakerConfig,
+  CircuitBreakerStats,
+} from "@/types/proxy";
+
+export interface Provider {
+  id: string;
+  name: string;
+  settingsConfig: unknown;
+  websiteUrl?: string;
+  category?: string;
+  createdAt?: number;
+  sortIndex?: number;
+  notes?: string;
+  meta?: unknown;
+  icon?: string;
+  iconColor?: string;
+  isProxyTarget?: boolean;
+}
+
+export const failoverApi = {
+  // 获取代理目标列表
+  async getProxyTargets(appType: string): Promise<Provider[]> {
+    return invoke("get_proxy_targets", { appType });
+  },
+
+  // 设置代理目标
+  async setProxyTarget(
+    providerId: string,
+    appType: string,
+    enabled: boolean,
+  ): Promise<void> {
+    return invoke("set_proxy_target", { providerId, appType, enabled });
+  },
+
+  // 获取供应商健康状态
+  async getProviderHealth(
+    providerId: string,
+    appType: string,
+  ): Promise<ProviderHealth> {
+    return invoke("get_provider_health", { providerId, appType });
+  },
+
+  // 重置熔断器
+  async resetCircuitBreaker(
+    providerId: string,
+    appType: string,
+  ): Promise<void> {
+    return invoke("reset_circuit_breaker", { providerId, appType });
+  },
+
+  // 获取熔断器配置
+  async getCircuitBreakerConfig(): Promise<CircuitBreakerConfig> {
+    return invoke("get_circuit_breaker_config");
+  },
+
+  // 更新熔断器配置
+  async updateCircuitBreakerConfig(
+    config: CircuitBreakerConfig,
+  ): Promise<void> {
+    return invoke("update_circuit_breaker_config", { config });
+  },
+
+  // 获取熔断器统计信息
+  async getCircuitBreakerStats(
+    providerId: string,
+    appType: string,
+  ): Promise<CircuitBreakerStats | null> {
+    return invoke("get_circuit_breaker_stats", { providerId, appType });
+  },
+};
@@ -0,0 +1,89 @@
+import { invoke } from "@tauri-apps/api/core";
+import type { AppId } from "./types";
+
+export interface ModelTestConfig {
+  claudeModel: string;
+  codexModel: string;
+  geminiModel: string;
+  testPrompt: string;
+  timeoutSecs: number;
+}
+
+export interface ModelTestResult {
+  success: boolean;
+  message: string;
+  responseTimeMs?: number;
+  httpStatus?: number;
+  modelUsed: string;
+  testedAt: number;
+}
+
+export interface ModelTestLog {
+  id: number;
+  providerId: string;
+  providerName: string;
+  appType: string;
+  model: string;
+  prompt: string;
+  success: boolean;
+  message: string;
+  responseTimeMs?: number;
+  httpStatus?: number;
+  testedAt: number;
+}
+
+/**
+ * 测试单个供应商的模型可用性
+ */
+export async function testProviderModel(
+  appType: AppId,
+  providerId: string,
+): Promise<ModelTestResult> {
+  return invoke("test_provider_model", { appType, providerId });
+}
+
+/**
+ * 批量测试所有供应商
+ */
+export async function testAllProvidersModel(
+  appType: AppId,
+  proxyTargetsOnly: boolean = false,
+): Promise<Array<[string, ModelTestResult]>> {
+  return invoke("test_all_providers_model", { appType, proxyTargetsOnly });
+}
+
+/**
+ * 获取模型测试配置
+ */
+export async function getModelTestConfig(): Promise<ModelTestConfig> {
+  return invoke("get_model_test_config");
+}
+
+/**
+ * 保存模型测试配置
+ */
+export async function saveModelTestConfig(
+  config: ModelTestConfig,
+): Promise<void> {
+  return invoke("save_model_test_config", { config });
+}
+
+/**
+ * 获取模型测试日志
+ */
+export async function getModelTestLogs(
+  appType?: string,
+  providerId?: string,
+  limit?: number,
+): Promise<ModelTestLog[]> {
+  return invoke("get_model_test_logs", { appType, providerId, limit });
+}
+
+/**
+ * 清理旧的测试日志
+ */
+export async function cleanupModelTestLogs(
+  keepCount?: number,
+): Promise<number> {
+  return invoke("cleanup_model_test_logs", { keepCount });
+}
@@ -38,6 +38,10 @@ export const providersApi = {
    return await invoke("switch_provider", { id, app: appId });
  },

+  async setProxyTarget(id: string, appId: AppId): Promise<boolean> {
+    return await invoke("set_proxy_target_provider", { id, app: appId });
+  },
+
  async importDefault(appId: AppId): Promise<boolean> {
    return await invoke("import_default_config", { app: appId });
  },
@@ -115,4 +115,15 @@ export const settingsApi = {
  async getAutoLaunchStatus(): Promise<boolean> {
    return await invoke("get_auto_launch_status");
  },
+
+  async getToolVersions(): Promise<
+    Array<{
+      name: string;
+      version: string | null;
+      latest_version: string | null;
+      error: string | null;
+    }>
+  > {
+    return await invoke("get_tool_versions");
+  },
 };
@@ -1,33 +1,25 @@
 import { invoke } from "@tauri-apps/api/core";
+import type {
+  UsageSummary,
+  DailyStats,
+  ProviderStats,
+  ModelStats,
+  RequestLog,
+  LogFilters,
+  ModelPricing,
+  ProviderLimitStatus,
+  PaginatedLogs,
+} from "@/types/usage";
 import type { UsageResult } from "@/types";
 import type { AppId } from "./types";
-import i18n from "@/i18n";

 export const usageApi = {
-  async query(providerId: string, appId: AppId): Promise<UsageResult> {
-    try {
-      return await invoke("queryProviderUsage", {
-        providerId: providerId,
-        app: appId,
-      });
-    } catch (error: unknown) {
-      // 提取错误消息：优先使用后端返回的错误信息
-      const message =
-        typeof error === "string"
-          ? error
-          : error instanceof Error
-            ? error.message
-            : "";
-
-      // 如果没有错误消息，使用国际化的默认提示
-      return {
-        success: false,
-        error: message || i18n.t("errors.usage_query_failed"),
-      };
-    }
+  // Provider usage script methods
+  query: async (providerId: string, appId: AppId): Promise<UsageResult> => {
+    return invoke("queryProviderUsage", { providerId, app: appId });
  },

-  async testScript(
+  testScript: async (
    providerId: string,
    appId: AppId,
    scriptCode: string,
@@ -36,30 +28,85 @@ export const usageApi = {
    baseUrl?: string,
    accessToken?: string,
    userId?: string,
-  ): Promise<UsageResult> {
-    try {
-      return await invoke("testUsageScript", {
-        providerId: providerId,
-        app: appId,
-        scriptCode: scriptCode,
-        timeout: timeout,
-        apiKey: apiKey,
-        baseUrl: baseUrl,
-        accessToken: accessToken,
-        userId: userId,
-      });
-    } catch (error: unknown) {
-      const message =
-        typeof error === "string"
-          ? error
-          : error instanceof Error
-            ? error.message
-            : "";
+  ): Promise<UsageResult> => {
+    return invoke("testUsageScript", {
+      providerId,
+      app: appId,
+      scriptCode,
+      timeout,
+      apiKey,
+      baseUrl,
+      accessToken,
+      userId,
+    });
+  },

-      return {
-        success: false,
-        error: message || i18n.t("errors.usage_query_failed"),
-      };
-    }
+  // Proxy usage statistics methods
+  getUsageSummary: async (
+    startDate?: number,
+    endDate?: number,
+  ): Promise<UsageSummary> => {
+    return invoke("get_usage_summary", { startDate, endDate });
+  },
+
+  getUsageTrends: async (days: number): Promise<DailyStats[]> => {
+    return invoke("get_usage_trends", { days });
+  },
+
+  getProviderStats: async (): Promise<ProviderStats[]> => {
+    return invoke("get_provider_stats");
+  },
+
+  getModelStats: async (): Promise<ModelStats[]> => {
+    return invoke("get_model_stats");
+  },
+
+  getRequestLogs: async (
+    filters: LogFilters,
+    page: number = 0,
+    pageSize: number = 20,
+  ): Promise<PaginatedLogs> => {
+    return invoke("get_request_logs", {
+      filters,
+      page,
+      pageSize,
+    });
+  },
+
+  getRequestDetail: async (requestId: string): Promise<RequestLog | null> => {
+    return invoke("get_request_detail", { requestId });
+  },
+
+  getModelPricing: async (): Promise<ModelPricing[]> => {
+    return invoke("get_model_pricing");
+  },
+
+  updateModelPricing: async (
+    modelId: string,
+    displayName: string,
+    inputCost: string,
+    outputCost: string,
+    cacheReadCost: string,
+    cacheCreationCost: string,
+  ): Promise<void> => {
+    return invoke("update_model_pricing", {
+      modelId,
+      displayName,
+      inputCost,
+      outputCost,
+      cacheReadCost,
+      cacheCreationCost,
+    });
+  },
+
+  deleteModelPricing: async (modelId: string): Promise<void> => {
+    return invoke("delete_model_pricing", { modelId });
+  },
+
+  checkProviderLimits: async (
+    providerId: string,
+    appType: string,
+  ): Promise<ProviderLimitStatus> => {
+    return invoke("check_provider_limits", { providerId, appType });
  },
 };
@@ -0,0 +1,116 @@
+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
+import { failoverApi } from "@/lib/api/failover";
+
+/**
+ * 获取代理目标列表
+ */
+export function useProxyTargets(appType: string) {
+  return useQuery({
+    queryKey: ["proxyTargets", appType],
+    queryFn: () => failoverApi.getProxyTargets(appType),
+    enabled: !!appType,
+  });
+}
+
+/**
+ * 获取供应商健康状态
+ */
+export function useProviderHealth(providerId: string, appType: string) {
+  return useQuery({
+    queryKey: ["providerHealth", providerId, appType],
+    queryFn: () => failoverApi.getProviderHealth(providerId, appType),
+    enabled: !!providerId && !!appType,
+    refetchInterval: 5000, // 每 5 秒刷新一次
+    retry: false,
+  });
+}
+
+/**
+ * 设置代理目标
+ */
+export function useSetProxyTarget() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: ({
+      providerId,
+      appType,
+      enabled,
+    }: {
+      providerId: string;
+      appType: string;
+      enabled: boolean;
+    }) => failoverApi.setProxyTarget(providerId, appType, enabled),
+    onSuccess: (_, variables) => {
+      // 刷新代理目标列表
+      queryClient.invalidateQueries({
+        queryKey: ["proxyTargets", variables.appType],
+      });
+      // 刷新供应商列表
+      queryClient.invalidateQueries({ queryKey: ["providers"] });
+      // 刷新健康状态
+      queryClient.invalidateQueries({
+        queryKey: ["providerHealth", variables.providerId, variables.appType],
+      });
+    },
+  });
+}
+
+/**
+ * 重置熔断器
+ */
+export function useResetCircuitBreaker() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: ({
+      providerId,
+      appType,
+    }: {
+      providerId: string;
+      appType: string;
+    }) => failoverApi.resetCircuitBreaker(providerId, appType),
+    onSuccess: (_, variables) => {
+      // 刷新健康状态
+      queryClient.invalidateQueries({
+        queryKey: ["providerHealth", variables.providerId, variables.appType],
+      });
+    },
+  });
+}
+
+/**
+ * 获取熔断器配置
+ */
+export function useCircuitBreakerConfig() {
+  return useQuery({
+    queryKey: ["circuitBreakerConfig"],
+    queryFn: () => failoverApi.getCircuitBreakerConfig(),
+  });
+}
+
+/**
+ * 更新熔断器配置
+ */
+export function useUpdateCircuitBreakerConfig() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: failoverApi.updateCircuitBreakerConfig,
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["circuitBreakerConfig"] });
+    },
+  });
+}
+
+/**
+ * 获取熔断器统计信息
+ */
+export function useCircuitBreakerStats(providerId: string, appType: string) {
+  return useQuery({
+    queryKey: ["circuitBreakerStats", providerId, appType],
+    queryFn: () => failoverApi.getCircuitBreakerStats(providerId, appType),
+    enabled: !!providerId && !!appType,
+    refetchInterval: 5000, // 每 5 秒刷新一次
+  });
+}
@@ -4,6 +4,7 @@ import { toast } from "sonner";
 import { providersApi, settingsApi, type AppId } from "@/lib/api";
 import type { Provider, Settings } from "@/types";
 import { extractErrorMessage } from "@/utils/errorUtils";
+import { generateUUID } from "@/utils/uuid";

 export const useAddProviderMutation = (appId: AppId) => {
  const queryClient = useQueryClient();
@@ -13,7 +14,7 @@ export const useAddProviderMutation = (appId: AppId) => {
    mutationFn: async (providerInput: Omit<Provider, "id">) => {
      const newProvider: Provider = {
        ...providerInput,
-        id: crypto.randomUUID(),
+        id: generateUUID(),
        createdAt: Date.now(),
      };
      await providersApi.add(newProvider, appId);
@@ -36,6 +37,9 @@ export const useAddProviderMutation = (appId: AppId) => {
        t("notifications.providerAdded", {
          defaultValue: "供应商已添加",
        }),
+        {
+          closeButton: true,
+        },
      );
    },
    onError: (error: Error) => {
@@ -64,6 +68,9 @@ export const useUpdateProviderMutation = (appId: AppId) => {
        t("notifications.updateSuccess", {
          defaultValue: "供应商更新成功",
        }),
+        {
+          closeButton: true,
+        },
      );
    },
    onError: (error: Error) => {
@@ -102,6 +109,9 @@ export const useDeleteProviderMutation = (appId: AppId) => {
        t("notifications.deleteSuccess", {
          defaultValue: "供应商已删除",
        }),
+        {
+          closeButton: true,
+        },
      );
    },
    onError: (error: Error) => {
@@ -141,6 +151,9 @@ export const useSwitchProviderMutation = (appId: AppId) => {
          defaultValue: "切换供应商成功",
          appName: t(`apps.${appId}`, { defaultValue: appId }),
        }),
+        {
+          closeButton: true,
+        },
      );
    },
    onError: (error: Error) => {
@@ -167,6 +180,34 @@ export const useSwitchProviderMutation = (appId: AppId) => {
  });
 };

+export const useSetProxyTargetMutation = (appId: AppId) => {
+  const queryClient = useQueryClient();
+  const { t } = useTranslation();
+
+  return useMutation({
+    mutationFn: async (providerId: string) => {
+      return await providersApi.setProxyTarget(providerId, appId);
+    },
+    onSuccess: async () => {
+      await queryClient.invalidateQueries({ queryKey: ["providers", appId] });
+      toast.success(
+        t("notifications.proxyTargetSet", {
+          defaultValue: "已设置代理目标",
+        }),
+      );
+    },
+    onError: (error: Error) => {
+      const detail = extractErrorMessage(error) || t("common.unknown");
+      toast.error(
+        t("notifications.setProxyTargetFailed", {
+          defaultValue: "设置代理目标失败: {{error}}",
+          error: detail,
+        }),
+      );
+    },
+  });
+};
+
 export const useSaveSettingsMutation = () => {
  const queryClient = useQueryClient();

@@ -34,12 +34,22 @@ export interface ProvidersQueryData {
  currentProviderId: string;
 }

+export interface UseProvidersQueryOptions {
+  isProxyRunning?: boolean; // 代理服务是否运行中
+}
+
 export const useProvidersQuery = (
  appId: AppId,
+  options?: UseProvidersQueryOptions,
 ): UseQueryResult<ProvidersQueryData> => {
+  const { isProxyRunning = false } = options || {};
+
  return useQuery({
    queryKey: ["providers", appId],
    placeholderData: keepPreviousData,
+    // 当代理服务运行时，每 10 秒刷新一次供应商列表
+    // 这样可以自动反映后端熔断器自动禁用代理目标的变更
+    refetchInterval: isProxyRunning ? 10000 : false,
    queryFn: async () => {
      let providers: Record<string, Provider> = {};
      let currentProviderId = "";
--- a/Show More
+++ b/Show More