# LangSmithAPIError

> **Class** in `langsmith`

📖 [View in docs](https://reference.langchain.com/python/langsmith/utils/LangSmithAPIError)

Internal server error while communicating with LangSmith.

## Signature

```python
LangSmithAPIError()
```

## Extends

- `LangSmithError`

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[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/15468f97c18467d67ececb90b17107b0875e7a65/python/langsmith/utils.py#L46)