diff --git a/README.md b/README.md
index c77d2023c..feaf197c4 100644
--- a/README.md
+++ b/README.md
@@ -212,6 +212,18 @@ anthropic claude Api version.
 
 anthropic claude Api Url.
 
+### `BAIDU_API_KEY` (optional)
+
+Baidu Api Key.
+
+### `BAIDU_SECRET_KEY` (optional)
+
+Baidu Secret Key.
+
+### `BAIDU_URL` (optional)
+
+Baidu Api Url.
+
 ### `HIDE_USER_API_KEY` (optional)
 
 > Default: Empty
diff --git a/README_CN.md b/README_CN.md
index 970ecdef2..827d4850f 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -126,6 +126,18 @@ anthropic claude Api version.
 
 anthropic claude Api Url.
 
+### `BAIDU_API_KEY` (可选)
+
+Baidu Api Key.
+
+### `BAIDU_SECRET_KEY` (可选)
+
+Baidu Secret Key.
+
+### `BAIDU_URL` (可选)
+
+Baidu Api Url.
+
 ### `HIDE_USER_API_KEY` （可选）
 
 如果你不想让用户自行填入 API Key，将此环境变量设置为 1 即可。