diff --git a/examples/agent_tools/README.md b/examples/agent_tools/README.md
index 378d886..f22e6da 100644
--- a/examples/agent_tools/README.md
+++ b/examples/agent_tools/README.md
@@ -92,7 +92,7 @@ def execute_python_tool(code: str, description: str) -> str | None:
     api_key = os.environ.get(
         "HUAWEICLOUD_SDK_CODE_INTERPRETER_API_KEY", ""
     )  # 配置环境变量后，api_key无需在代码中传递亦可正常工作
-    with code_session("your_region", "your_code_interpreter_name", api_key) as code_client:
+    with code_session("your_region", "your_code_interpreter_name", api_key=api_key) as code_client:
         response = code_client.invoke(
             operate_type="execute_code",
             api_key=api_key,
diff --git a/examples/agent_tools/integrate_tools.py b/examples/agent_tools/integrate_tools.py
index ba2f666..12f82fb 100644
--- a/examples/agent_tools/integrate_tools.py
+++ b/examples/agent_tools/integrate_tools.py
@@ -59,7 +59,7 @@ def execute_python_tool(code: str, description: str) -> str | None:
     api_key = os.environ.get(
         "HUAWEICLOUD_SDK_CODE_INTERPRETER_API_KEY", ""
     )  # 配置环境变量后，api_key无需在代码中传递亦可正常工作
-    with code_session("your_region", "your_code_interpreter_name", api_key) as code_client:
+    with code_session("your_region", "your_code_interpreter_name", api_key=api_key) as code_client:
         response = code_client.invoke(
             operate_type="execute_code",
             api_key=api_key,
@@ -134,7 +134,7 @@ def should_continue(state):
 
 
 @app.entrypoint
-def agent_chat():
+def agent_chat(payload: dict):
     query = "告诉我1到100之间最大的质数"
 
     # 运行Agent