diff --git a/maubot_llmplus/aibot.py b/maubot_llmplus/aibot.py
index 23a7758..e22b124 100644
--- a/maubot_llmplus/aibot.py
+++ b/maubot_llmplus/aibot.py
@@ -172,6 +172,20 @@ class AiBotPlugin(AbsExtraConfigPlugin):
             await event.reply("\n".join(models), markdown=True)
 
         # 如果不是，如果是其他的名称，表示这是一个模型名
+        # 如果是use为第二命令,则表示要切换模型
+        if argus.startswith('use'):
+            arg_elements = argus.strip().split(" ", 2)
+            # 如果命令小于2的个数，就没有写模型名，无法切换
+            if len(arg_elements) < 2:
+                await event.reply("give me a model name after 'use' command", markdown=True)
+            platform = self.get_ai_platform()
+            models = platform.list_models()
+            if f"- {arg_elements[1]}" in models:
+                self.log.debug(f"switch model: {arg_elements[1]}")
+                self.model = arg_elements[1]
+                await event.react("✅")
+            else:
+                await event.reply("not found valid model")
 
     @classmethod
     def get_config_class(cls) -> Type[BaseProxyConfig]:
diff --git a/maubot_llmplus/plugin.py b/maubot_llmplus/plugin.py
index 3b92ad7..122984f 100644
--- a/maubot_llmplus/plugin.py
+++ b/maubot_llmplus/plugin.py
@@ -5,12 +5,18 @@ class AbsExtraConfigPlugin(Plugin):
     default_username: str
     user_id: str
 
+    model: str;
+
     async def start(self) -> None:
         await super().start()
         self.default_username = await self.client.get_displayname(self.client.mxid)
         self.user_id = self.client.parse_user_id(self.client.mxid)[0]
+        self.model = self.config['platform'][self.config['use_platform']]['model']
 
     def get_bot_name(self) -> str:
         return self.config['name'] or \
             self.default_username or \
-            self.user_id
\ No newline at end of file
+            self.user_id
+
+    def get_use_model(self) -> str:
+        return self.model