diff --git a/README.md b/README.md
index 6ac2a54..a13933a 100644
--- a/README.md
+++ b/README.md
@@ -106,6 +106,7 @@ idf.py -p /dev/ttyACM0 flash monitor
 mimi> wifi_set YourWiFiName YourWiFiPassword
 mimi> set_tg_token 123456:ABC-DEF1234ghIkl-zyx57W2v1u123ew11
 mimi> set_api_key sk-ant-api03-xxxxx
+mimi> set_search_key BSA-xxxxx              # optional: Brave Search API key for web_search
 mimi> restart
 ```
 
diff --git a/README_CN.md b/README_CN.md
index 921147a..d3ba396 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -106,6 +106,7 @@ idf.py -p /dev/ttyACM0 flash monitor
 mimi> wifi_set 你的WiFi名 你的WiFi密码
 mimi> set_tg_token 123456:ABC-DEF1234ghIkl-zyx57W2v1u123ew11
 mimi> set_api_key sk-ant-api03-xxxxx
+mimi> set_search_key BSA-xxxxx              # 可选：Brave Search API key，启用网页搜索
 mimi> restart
 ```