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Alpha 版本提示： 本文档涵盖的是 v1-alpha 版本。内容尚不完整，且可能随时变更。如需查阅最新稳定版本，请参阅 v0 版本的 LangChain Python 文档 或 LangChain JavaScript 文档。
This section contains release notes and migration guides for LangChain and LangGraph v1.

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Latest release

The current stable version is v1.x. See the versioning policy for information about our release cycle. See the sidebar for links to release pages that include detailed release notes and migration guides.

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Pre-release versions

Information about alpha, beta, and release candidate versions can be found in on GitHub:

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Support timeline

VersionStatusSupport Until
v0.x.xCurrentTBD
v1.x.xCurrentActive development

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See also