Update app.py

app.py

@@ -228,6 +228,7 @@ with gr.Blocks(title="Qwen3 Chat", css=css) as demo:
                     lines=2,
                     show_label=False
                 )
+                send_btn = gr.Button("Send", variant="primary", elem_classes="button-primary")
             
     gr.HTML("""
     <div class="footer">
@@ -242,15 +243,35 @@ with gr.Blocks(title="Qwen3 Chat", css=css) as demo:
     clr.click(fn=lambda: ([], ""), outputs=[chat, txt])
     cnl.click(fn=cancel_generation)
     
+    # Clear the text input after submitting the message    
+    def submit_message(msg, history, prompt, model, tok, temp, k, p, rp):
+        return chat_response(
+            msg, history, prompt,
+            get_model_name(model), tok, temp, k, p, rp
+        ), ""
+        
     txt.submit(
-        fn=lambda msg, history, prompt, model, tok, temp, k, p, rp: 
-            chat_response(
-                msg, history, prompt,
-                get_model_name(model), tok, temp, k, p, rp
-            ),
+        fn=submit_message,
         inputs=[txt, chat, sys_prompt,
                 model_dd, max_tok, temp, k, p, rp],
-        outputs=[chat],
+        outputs=[chat, txt],
+        show_progress=True
+    )
+    
+    # Clear the text input after sending the message
+    def send_message(msg, history, prompt, model, tok, temp, k, p, rp):
+        return chat_response(
+            msg, history, prompt,
+            get_model_name(model), tok, temp, k, p, rp
+        ), ""
+    
+    send_btn.click(
+        fn=send_message,
+        inputs=[txt, chat, sys_prompt,
+                model_dd, max_tok, temp, k, p, rp],
+        outputs=[chat, txt],
+        show_progress=True
+    )
         show_progress=True
     )