Update app.py

app.py

@@ -661,8 +661,8 @@ def generate_answer(message, choice, retrieval_mode, selected_model):
                 response = selected_model(prompt, **{
                     "max_new_tokens": 300,
                     "return_full_text": True,
-                    "temperature": 0.1,
-                    "do_sample": True,
+                    "temperature": 0.0,
+                    "do_sample": False,
                 })
 
                 if response: