Update app.py

app.py

@@ -18,7 +18,7 @@ def get_streamed_response(message, history):
 
     url = "https://api.together.xyz/v1/chat/completions"
     payload = {
-        "model": "Qwen/Qwen1.5-14B-Chat",
+        "model": "Austism/chronos-hermes-13b",
         "temperature": 1,
         "top_p": 0.7,
         "top_k": 50,