Update app.py

app.py

@@ -538,7 +538,7 @@ def generate_answer(message, choice, retrieval_mode, selected_model):
                 logging.debug(f"Generated Phi-3.5 prompt: {prompt}")
 
                 response = selected_model(prompt, **{
-                    "max_new_tokens": 160,
+                    "max_new_tokens": 250,
                     "return_full_text": True,
                     "temperature": 0.7,
                     "do_sample": True,