Update app.py

app.py

@@ -135,7 +135,10 @@ def index():
 
             messages  = [{"role": "user", "content": prompt}]
             formatted = tokenizer.apply_chat_template(
-                messages, tokenize=False, add_generation_prompt=True
+                messages,
+                tokenize=False,
+                add_generation_prompt=True,
+                enable_thinking=False,  # disable Qwen3 thinking mode
             )
 
             gen_ids = generate_tokens(