diff --git a/docs/user-manual/en/4-proxy/4.4-usage.md b/docs/user-manual/en/4-proxy/4.4-usage.md
index 81b62a3ee..fe93db20f 100644
--- a/docs/user-manual/en/4-proxy/4.4-usage.md
+++ b/docs/user-manual/en/4-proxy/4.4-usage.md
@@ -237,13 +237,15 @@ CC Switch includes preset official prices for common models (per million tokens)
 | **Gemini 2.5 Series** | | | |
 | gemini-2.5-pro | $1.25 | $10 | $0.125 |
 | gemini-2.5-flash | $0.30 | $2.50 | $0.03 |
-| **StepFun** | | | |
-| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 
-**Chinese Provider Models (CNY)**:
+**Chinese Provider Models**:
+
+> Note: Currency follows each provider's official pricing page. StepFun is currently listed in USD.
 
 | Model | Input | Output | Cache Read |
 |-------|-------|--------|------------|
+| **StepFun** | | | |
+| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 | **DeepSeek** | | | |
 | deepseek-v3.2 | ¥2.00 | ¥3.00 | ¥0.40 |
 | deepseek-v3.1 | ¥4.00 | ¥12.00 | ¥0.80 |
diff --git a/docs/user-manual/ja/4-proxy/4.4-usage.md b/docs/user-manual/ja/4-proxy/4.4-usage.md
index 7cf3b3578..9d34caebc 100644
--- a/docs/user-manual/ja/4-proxy/4.4-usage.md
+++ b/docs/user-manual/ja/4-proxy/4.4-usage.md
@@ -237,13 +237,15 @@ CC Switch は一般的なモデルの公式価格（100 万 Token あたり）
 | **Gemini 2.5 シリーズ** | | | |
 | gemini-2.5-pro | $1.25 | $10 | $0.125 |
 | gemini-2.5-flash | $0.30 | $2.50 | $0.03 |
-| **StepFun** | | | |
-| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 
-**中国メーカーのモデル（人民元）**：
+**中国メーカーのモデル**：
+
+> 注: 通貨は各プロバイダーの公式料金ページに従います。StepFun は現在 USD 表記です。
 
 | モデル | 入力 | 出力 | キャッシュ読取 |
 |------|------|------|----------|
+| **StepFun** | | | |
+| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 | **DeepSeek** | | | |
 | deepseek-v3.2 | ¥2.00 | ¥3.00 | ¥0.40 |
 | deepseek-v3.1 | ¥4.00 | ¥12.00 | ¥0.80 |
diff --git a/docs/user-manual/zh/4-proxy/4.4-usage.md b/docs/user-manual/zh/4-proxy/4.4-usage.md
index 084fda01c..c2c693a22 100644
--- a/docs/user-manual/zh/4-proxy/4.4-usage.md
+++ b/docs/user-manual/zh/4-proxy/4.4-usage.md
@@ -237,13 +237,15 @@ CC Switch 预设了常用模型的官方价格（每百万 Token）：
 | **Gemini 2.5 系列** | | | |
 | gemini-2.5-pro | $1.25 | $10 | $0.125 |
 | gemini-2.5-flash | $0.30 | $2.50 | $0.03 |
-| **StepFun** | | | |
-| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 
-**中国厂商模型（人民币）**：
+**中国厂商模型**：
+
+> 注：币种遵循各供应商官方定价页面。StepFun 当前按美元列出。
 
 | 模型 | 输入 | 输出 | 缓存读取 |
 |------|------|------|----------|
+| **StepFun** | | | |
+| step-3.5-flash | $0.10 | $0.30 | $0.02 |
 | **DeepSeek** | | | |
 | deepseek-v3.2 | ¥2.00 | ¥3.00 | ¥0.40 |
 | deepseek-v3.1 | ¥4.00 | ¥12.00 | ¥0.80 |