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npm · npm:@langchain/core

@langchain/core active

Core LangChain.js abstractions and schemas

The latest stable version of @langchain/core is 1.4.0, published on 2026-11-11. Verified by Vigia on 2026-11-11.

Latest stable version1.4.0
Published2026-11-11 22:09:06 UTC
Installnpm install @langchain/core@latest
Requires (engines){"node":">=20"}
Peer dependencies—
Dist-tagsdev: 1.1.50-dev-1781580357424 next: 1.0.0-alpha.7 alpha: 1.0.0-alpha.7 latest: 1.4.0 tag-for-publishing-older-releases: 0.2.36
LicenseMIT
Advisories on latest versionnone known
Last verified2026-11-11 23:53:27 UTC
Sourcesapi.deps.dev, registry.npmjs.org, registry.npmjs.org

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Maintenance

Activityactive
Last stable release2026-11-11 22:09:06 UTC · 0 days ago
Stable releases in the last 12 months82
Published versions369

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

VersionPublished
1.4.02026-11-11 22:09:06 UTC
1.3.72026-11-10 18:44:00 UTC
1.3.62026-11-09 23:57:01 UTC
1.3.52026-11-05 20:24:14 UTC
1.3.42026-11-03 06:26:56 UTC
1.3.32026-11-02 23:17:04 UTC
1.3.22026-10-29 17:55:59 UTC
1.3.12026-10-28 00:56:38 UTC
1.3.02026-10-22 18:04:49 UTC
1.2.202026-10-20 22:04:05 UTC
1.2.192026-10-20 12:22:43 UTC
1.2.182026-10-15 21:47:57 UTC
1.2.172026-10-06 20:15:48 UTC
1.2.162026-10-06 00:47:41 UTC
1.2.142026-10-01 01:19:56 UTC
1.2.132026-09-27 06:14:02 UTC
1.2.122026-09-20 05:06:25 UTC
1.2.112026-09-12 01:21:47 UTC
1.2.102026-09-09 20:44:23 UTC
1.2.92026-08-20 01:18:37 UTC

Showing the 20 most recent of 280 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

RuntimeNewest compatible version
node 16none
node 180.3.80
node 201.4.0
node 221.4.0
node 241.4.0

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Frequently asked questions

What is the latest version of @langchain/core?

The latest stable version of @langchain/core is 1.4.0, published on 2026-11-11. Verified by Vigia on 2026-11-11.

How do I install the latest version of @langchain/core?

Run npm install @langchain/core@latest. The latest stable version is 1.4.0 (verified 2026-11-11).

Is @langchain/core deprecated?

No. @langchain/core is not marked as deprecated in the registry.

Which Node.js version does @langchain/core require?

@langchain/core 1.4.0 declares this requirement: {"node":">=20"}.

Does @langchain/core 1.4.0 have known vulnerabilities?

No known advisories affect @langchain/core 1.4.0 according to the data Vigia checks.

Is @langchain/core still maintained?

@langchain/core published 82 stable releases in the last 12 months; the most recent was 0 days ago. Activity: active.

Observed changes

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