diff --git a/config/config.yaml b/config/config.yaml
index b2c50991d..fc6961f9e 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -31,6 +31,9 @@ RPM: 10
 #DEPLOYMENT_NAME: "YOUR_DEPLOYMENT_NAME"
 #DEPLOYMENT_ID: "YOUR_DEPLOYMENT_ID"
 
+#### if zhipuai from `https://open.bigmodel.cn`. You can set here or export API_KEY="YOUR_API_KEY"
+ZHIPUAI_API_KEY: "YOUR_API_KEY"
+
 #### for Search
 
 ## Supported values: serpapi/google/serper/ddg
diff --git a/metagpt/provider/base_chatbot.py b/metagpt/provider/base_chatbot.py
index abdf423f4..72e6c94f9 100644
--- a/metagpt/provider/base_chatbot.py
+++ b/metagpt/provider/base_chatbot.py
@@ -13,6 +13,7 @@ from dataclasses import dataclass
 class BaseChatbot(ABC):
     """Abstract GPT class"""
     mode: str = "API"
+    use_system_prompt: bool = True
 
     @abstractmethod
     def ask(self, msg: str) -> str:
diff --git a/metagpt/provider/base_gpt_api.py b/metagpt/provider/base_gpt_api.py
index de61167b9..3a157b63e 100644
--- a/metagpt/provider/base_gpt_api.py
+++ b/metagpt/provider/base_gpt_api.py
@@ -32,15 +32,17 @@ class BaseGPTAPI(BaseChatbot):
         return self._system_msg(self.system_prompt)
 
     def ask(self, msg: str) -> str:
-        message = [self._default_system_msg(), self._user_msg(msg)]
+        message = [self._default_system_msg(), self._user_msg(msg)] if self.use_system_prompt else [self._user_msg(msg)]
         rsp = self.completion(message)
         return self.get_choice_text(rsp)
 
     async def aask(self, msg: str, system_msgs: Optional[list[str]] = None) -> str:
         if system_msgs:
-            message = self._system_msgs(system_msgs) + [self._user_msg(msg)]
+            message = self._system_msgs(system_msgs) + [self._user_msg(msg)] if self.use_system_prompt \
+                else [self._user_msg(msg)]
         else:
-            message = [self._default_system_msg(), self._user_msg(msg)]
+            message = [self._default_system_msg(), self._user_msg(msg)] if self.use_system_prompt \
+                else [self._user_msg(msg)]
         rsp = await self.acompletion_text(message, stream=True)
         logger.debug(message)
         # logger.debug(rsp)
diff --git a/requirements.txt b/requirements.txt
index 093298775..66e8dce02 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,3 +44,4 @@ ta==0.10.2
 semantic-kernel==0.3.13.dev0
 wrapt==1.15.0
 websocket-client==0.58.0
+zhipuai==1.0.7