update

proxyserver-fastapi.py

@@ -81,7 +81,7 @@ async def proxy_request(url_path: str, request: Request):
 
     # 转发原始请求的头部，排除 'Host' 头部以避免冲突
     # FastAPI 的 request.headers 是不可变的，需要转换为字典
-    headers = {key: value for key, value in request.headers.items() if key.lower() != 'host'}
+    headers = {key: value for key, value in request.headers.items() if (key.lower() != 'host')&&(key.lower() != 'content-length')}
     # headers["user-agent"] = "PostmanRuntime/7.45.0"
     
     # 将检索到的第三方API密钥添加到目标API的请求头中