increase limit and close APIs

app.py

@@ -176,7 +176,7 @@ with gr.Blocks() as demo:
                         # print(json_data['choices'][0])
 
     msg.submit(
-        user, [msg, chatbot], [msg, chatbot], queue=False, concurrency_limit=10
+        user, [msg, chatbot], [msg, chatbot], queue=True, concurrency_limit=10
     ).then(
         bot,
         inputs=[
@@ -194,6 +194,6 @@ with gr.Blocks() as demo:
     clear.click(lambda: None, None, chatbot, queue=False)
 
 
-demo.queue()
+demo.queue(default_concurrency_limit=20, max_size=20, api_open=False)
 if __name__ == "__main__":
     demo.launch(show_api=False, share=False)