Update app.py

app.py

@@ -356,8 +356,7 @@ def load_dolphin_model():
     if current_model == "dolphin":
         return dolphin_model
     
-    # Unload chatbot model if loaded
-    unload_chatbot_model()
+    # No need to unload chatbot model (using API now)
     
     try:
         print("Loading DOLPHIN model...")