> ## Documentation Index
> Fetch the complete documentation index at: https://fastmcp-docs-v3-beta2-feature-tracking.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# __init__

# `fastmcp.client.sampling`

## Functions

### `create_sampling_callback` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/client/sampling/__init__.py#L44" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python theme={null}
create_sampling_callback(sampling_handler: SamplingHandler) -> SamplingFnT
```