Update app.py

app.py

@@ -186,7 +186,7 @@ with gr.Blocks() as demo:
     memory = ConversationBufferWindowMemory(k=6, memory_key="chat_history")
     with gr.Row():
         model_name = gr.Dropdown(list(available_dict.keys()), value='gpt-3.5-turbo', label='模型')
-        provider = gr.Dropdown(available_dict['gpt-3.5-turbo'], value='GetGpt', label='提供者', min_width=20)
+        provider = gr.Dropdown(available_dict['gpt-3.5-turbo'], value=available_dict['gpt-3.5-turbo'][0], label='提供者', min_width=20)
         agent = gr.Dropdown(['系统提示', '维基百科'], value='系统提示', label='Agent')
     system_msg = gr.Textbox(value="你是一名助手，可以解答问题。", label='系统提示')