Update app.py

app.py

@@ -165,7 +165,7 @@ def llm_chat_response(text, image_base64=None):
         
         logger.info("Initializing InferenceClient...")
         client = InferenceClient(
-            provider="sambanova",  # Using sambanova as in your working example
+            provider="novita",  # Using novita as in your working example
             api_key=HF_TOKEN
         )