How much of langchainjs did AI write?

0.6%

AI signed 0.6% of the 7,382 commits of langchainjs. Signed by Claude (33), Cursor (9), and GitHub Copilot (4).

Since its first commit, on February 7, 2023. Read on November 6, 2026, at commit 8103487. Read it as markdown

Who signed the commits

Commits per month

Each month's commits up to its last one, with those an AI signed. Merges don't count.

0200Dec 2025: 151 commits, 1 signed by AIDec 2025Jan 2026: 125 commits, 2 signed by AIFeb 2026: 167 commits, 11 signed by AIMar 2026: 191 commits, 9 signed by AIApr 2026: 87 commits, 2 signed by AIMay 2026: 91 commits, 4 signed by AIMay 2026Jun 2026: 68 commits, 3 signed by AIJul 2026: 37 commits, 1 signed by AIAug 2026: 62 commits, 6 signed by AISep 2026: 80 commits, 1 signed by AIOct 2026: 83 commits, 1 signed by AINov 2026: 27 commits, 1 signed by AINov 2026
  • Signed by AI
  • People
The figures, month by month
MonthCommitsSigned by AIShare
Nov 20262713.7%
Oct 20268311.2%
Sep 20268011.3%
Aug 20266269.7%
Jul 20263712.7%
Jun 20266834.4%
May 20269144.4%
Apr 20268722.3%
Mar 202619194.7%
Feb 2026167116.6%
Jan 202612521.6%
Dec 202515110.7%
Nov 202512210.8%
Oct 20255123.9%
Sep 202512000%
Aug 20258800%
Jul 202518500%
Jun 202529600%
May 202519200%
Apr 202515000%
Mar 202518500%
Feb 20258800%
Jan 202511400%
Dec 202410900%

The last commits an AI signed

How we know

Every AI coding tool leaves its signature in the commits it makes: a Co-Authored-By line, its own author name, or the merge of its branch. SeeRepo reads those signatures in the repo's history; a commit without one counts as made by people, and merges don't count.

Every AI tool SeeRepo recognizes →

Frequently asked questions

Which AI tool signed the most commits in langchainjs?
Claude, with 33 of the 7,382 commits of langchainjs.

The proof: its last signed commit, 8103487

Since when does AI sign commits in langchainjs?
Since October 2025: the first month an AI tool signed a commit of langchainjs.
How many commits does langchainjs have?
langchainjs has 7,382 commits since February 7, 2023. Merges don’t count.

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