Update app.py

app.py

@@ -71,10 +71,10 @@ model_config = agent_config["model"]["data"]
 
 # === BUILD MODEL ===
 model = HfApiModel(
-    model_id="mistralai/Mistral-7B-Instruct-v0.2",
+    model_id="TinyLlama/TinyLlama-1.1B-Chat-v1.0",
     token=os.getenv("HF_TOKEN"),
     temperature=0.5,
-    max_tokens=2048,
+    max_tokens=1024,
     custom_role_conversions=None,
 )