> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-zh.cn/llms.txt
> Use this file to discover all available pages before exploring further.

# 中间件集成

> 使用 LangChain JavaScript 与中间件集成。

专为特定供应商设计的中间件。了解更多关于[中间件](/oss/javascript/langchain/middleware/overview)的信息。

| 供应商                                                            | 可用的中间件 |
| -------------------------------------------------------------- | ------ |
| [Anthropic](/oss/javascript/integrations/middleware/anthropic) | 提示缓存   |

***

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