Update app.py

app.py

@@ -4,7 +4,7 @@ from smolagents import (
     ToolCallingAgent,
     InferenceClientModel,
     LiteLLMModel,
-    OpenAIModel,
+    OpenAIServerModel,
     GradioUI,
     MCPClient
 )
@@ -59,7 +59,7 @@ def initialize_model(model_provider, api_key_or_token):
             max_tokens=5000
         )
     elif model_provider == "DeepSeek (Direct API)":
-        return OpenAIModel(
+        return OpenAIServerModel(
             model_id="deepseek-chat",
             api_key=api_key_or_token,
             base_url="https://api.deepseek.com"