langchain
Building applications with LLMs through composability
1.3.15
315M downloads/mo
#133 most downloaded on PyPI
langchain-ai/langchain
What this package is like to depend on
Last release 9 days ago
11 Aug 2026
Ships fairly regularly
a new release about every 2 weeks
No release notes found
nothing matched a version
2 versions withdrawn
withdrawn after publishing
4 years old
509 releases · first in 2022
70 releases in the last 12 months
see the full history below
Release timeline
509 releases · Oct 2022 to Aug 2026Releases
latest 60 of 509-
1.3.1511 Aug 2026Nothing published for this version
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1.3.1416 Jul 2026Nothing published for this version
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1.3.1310 Jul 2026Nothing published for this version
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1.3.1208 Jul 2026Nothing published for this version
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1.3.1122 Jun 2026Nothing published for this version
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1.3.1018 Jun 2026Nothing published for this version
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1.3.912 Jun 2026Nothing published for this version
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1.3.812 Jun 2026Nothing published for this version
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1.3.710 Jun 2026Nothing published for this version
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1.3.610 Jun 2026Nothing published for this version
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1.3.510 Jun 2026 withdrawncompatibility regression with first-party Deep Agents summarization integration
Nothing published for this version
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1.3.402 Jun 2026Nothing published for this version
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1.3.302 Jun 2026Nothing published for this version
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1.3.226 May 2026Nothing published for this version
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1.3.115 May 2026Nothing published for this version
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1.3.012 May 2026Nothing published for this version
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1.3.0a206 May 2026 pre-releaseNothing published for this version
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1.3.0a101 May 2026 pre-releaseNothing published for this version
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1.2.1808 May 2026Nothing published for this version
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1.2.1730 Apr 2026Nothing published for this version
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1.2.1629 Apr 2026Nothing published for this version
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1.2.1503 Apr 2026Nothing published for this version
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1.2.1431 Mar 2026Nothing published for this version
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1.2.1319 Mar 2026Nothing published for this version
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1.2.1211 Mar 2026Nothing published for this version
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1.2.1110 Mar 2026Nothing published for this version
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1.2.1010 Feb 2026Nothing published for this version
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1.2.906 Feb 2026Nothing published for this version
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1.2.802 Feb 2026Nothing published for this version
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1.2.723 Jan 2026Nothing published for this version
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1.2.616 Jan 2026Nothing published for this version
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1.2.516 Jan 2026 withdrawnChanged SummarizationMiddleware.before_model signature.
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1.2.414 Jan 2026Nothing published for this version
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1.2.308 Jan 2026Nothing published for this version
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1.2.207 Jan 2026Nothing published for this version
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1.2.107 Jan 2026Nothing published for this version
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1.2.015 Dec 2025Nothing published for this version
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1.1.308 Dec 2025Nothing published for this version
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1.1.204 Dec 2025Nothing published for this version
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1.1.104 Dec 2025Nothing published for this version
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1.1.024 Nov 2025Nothing published for this version
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1.0.819 Nov 2025Nothing published for this version
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1.0.714 Nov 2025Nothing published for this version
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1.0.614 Nov 2025Nothing published for this version
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1.0.507 Nov 2025Nothing published for this version
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1.0.406 Nov 2025Nothing published for this version
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1.0.329 Oct 2025Nothing published for this version
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1.0.221 Oct 2025Nothing published for this version
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1.0.120 Oct 2025Nothing published for this version
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1.0.017 Oct 2025Nothing published for this version
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1.0.0rc217 Oct 2025 pre-releaseNothing published for this version
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1.0.0rc116 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1515 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1411 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1310 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1206 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1106 Oct 2025 pre-releaseNothing published for this version
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1.0.0a1029 Sep 2025 pre-releaseNothing published for this version
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1.0.0a924 Sep 2025 pre-releaseNothing published for this version
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1.0.0a824 Sep 2025 pre-releaseNothing published for this version