Who writes it

How much of langchain did AI write?

0.3%

AI signed 0.3% of the 17,017 commits of langchain. Signed by GitHub Copilot (27), Claude (16), and Gemini (2).

Since its first commit, on October 24, 2022. Read on November 4, 2026, at commit aa2528f. Read it as markdown

Who signed the commits

langchain-ai/langchain17,017 commits
People16,966 commits · 99.7%

Commits per month

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

0500Dec 2025: 199 commits, 2 signed by AIDec 2025Jan 2026: 176 commits, 1 signed by AIFeb 2026: 200 commits, 3 signed by AIMar 2026: 233 commits, 4 signed by AIApr 2026: 201 commits, 2 signed by AIMay 2026: 241 commits, 1 signed by AIMay 2026Jun 2026: 278 commits, 2 signed by AIJul 2026: 145 commits, 2 signed by AIAug 2026: 193 commits, 2 signed by AISep 2026: 187 commits, 0 signed by AIOct 2026: 229 commits, 0 signed by AINov 2026: 28 commits, 0 signed by AINov 2026
  • Signed by AI
  • People
The figures, month by month
MonthCommitsSigned by AIShare
Nov 20262800%
Oct 202622900%
Sep 202618700%
Aug 202619321%
Jul 202614521.4%
Jun 202627820.7%
May 202624110.4%
Apr 202620121%
Mar 202623341.7%
Feb 202620031.5%
Jan 202617610.6%
Dec 202519921%
Nov 202514132.1%
Oct 202534700%
Sep 202524831.2%
Aug 202516374.3%
Jul 2025286113.8%
Jun 202516700%
May 202519800%
Apr 202523100%
Mar 202526600%
Feb 202521700%
Jan 202522500%
Dec 202431300%

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 langchain?
GitHub Copilot, with 27 of the 17,017 commits of langchain.

The proof: its last signed commit, 67fa96f

Since when does AI sign commits in langchain?
Since July 2025: the first month an AI tool signed a commit of langchain.
How many commits does langchain have?
langchain has 17,017 commits since October 24, 2022. Merges don’t count.

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