# middleware

> **Module** in `langchain_openai`

📖 [View in docs](https://reference.langchain.com/python/langchain-openai/middleware)

Middleware implementations for OpenAI-backed agents.

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/b302691ff9ad841804e93e5addbdc53b6974473b/libs/partners/openai/langchain_openai/middleware/__init__.py)