diff --git a/start-gateway.bat b/start-gateway.bat
index c80894a..c5b2823 100644
--- a/start-gateway.bat
+++ b/start-gateway.bat
@@ -1,3 +1,34 @@
 @echo off
 cd /d "%~dp0"
+
+where node >nul 2>nul
+if errorlevel 1 (
+    echo [错误] 未找到 node，请先安装 Node.js 或将其加入 PATH。
+    pause
+    exit /b 1
+)
+
+if not defined PORT set "PORT=9109"
+if defined GATEWAY_TOKEN (
+    set "TOKEN=%GATEWAY_TOKEN%"
+) else (
+    set /p TOKEN=<token.txt
+)
+
+echo ============================================
+echo  Token: %TOKEN%
+echo  URL:   http://localhost:%PORT%/?token=%TOKEN%
+echo  Docs:  http://localhost:%PORT%/docs?token=%TOKEN%
+echo  MCP:   http://localhost:%PORT%/mcp?token=%TOKEN%
+echo ============================================
+echo.
+
 node gateway.js
+if errorlevel 1 (
+    echo.
+    echo [错误] gateway 启动失败，退出码 %errorlevel%。
+    echo 常见原因：端口被占用。可运行以下命令查看占用进程：
+    echo     netstat -ano ^| findstr :9109
+    pause
+    exit /b %errorlevel%
+)