Upload folder using huggingface_hub

main.py

@@ -76,7 +76,19 @@ async def chat_endpoint(request: ChatRequest):
             return {"response": reply, "doc": True}
 
     except httpx.HTTPStatusError as e:
-        raise HTTPException(status_code=e.response.status_code, detail=f"Provider error: {e.response.text}")
+        status = e.response.status_code
+        if status == 401:
+            detail = (
+                f"401 Unauthorized from {request.provider}. "
+                f"Check that your API key is valid for {request.provider} "
+                f"and that the model '{request.model}' is available on {request.provider}. "
+                f"Tip: Make sure the model you selected belongs to the same provider as your API key."
+            )
+        elif status == 404:
+            detail = f"404: Model '{request.model}' not found on {request.provider}. Select a model from the correct provider tab."
+        else:
+            detail = f"Provider error {status}: {e.response.text[:300]}"
+        raise HTTPException(status_code=status, detail=detail)
     except Exception as e:
         raise HTTPException(status_code=500, detail=str(e))