@langchain/core
Every @langchain/core release Emendant describes, what each one breaks, and which changes it detects, patches and verifies.
The LangChain.js migration guide covers @langchain/core and says which of these release pages to read for your upgrade.
- @langchain/core 1.x breaking changes: 1.1.7 to 1.2.18
11 releases, 1.1.7 to 1.2.18, released 18 December 2025 to 15 October 2026. 39 breaking, 2 deprecations. - @langchain/core 1.0.0: predict and predictMessages removed, and what else went
@langchain/core 1.0.0, released 17 October 2025. 28 breaking, 29 deprecations.
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