# get_host_url

> **Function** in `langsmith`

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

Get the host URL based on the web URL or API URL.

## Signature

```python
get_host_url(
    web_url: Optional[str],
    api_url: str,
)
```

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[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/52e79add98f6559235d1eb00f5f533b9be6d4cf6/python/langsmith/utils.py#L900)