# append_prompt_caching_middleware

> **Function** in `deepagents`

📖 [View in docs](https://reference.langchain.com/python/deepagents/middleware/_prompt_caching/append_prompt_caching_middleware)

Append provider-specific prompt caching middleware.

## Signature

```python
append_prompt_caching_middleware(
    middleware: list[AgentMiddleware[Any, Any, Any]],
) -> None
```

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[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/c6c340d47d2013a2e7b7230698f73977b7de6756/libs/deepagents/deepagents/middleware/_prompt_caching.py#L41)