Who writes it
How much of mermaid did AI write?
5.1%
AI signed 5.1% of the 11,988 commits of mermaid. Signed by Claude (353), Codex (204), Cursor (41), GitHub Copilot (9), and CodeRabbit (1).
Since its first commit, on November 1, 2014. Read on November 4, 2026, at commit 63333fd. Read it as markdown
Who signed the commits
- Claude353 commits · 2.9%Its last one: fedfa73
- Codex204 commits · 1.7%
- Cursor41 commits · 0.3%
- GitHub Copilot9 commits · 0.1%
- CodeRabbit1 commit · 0%
Commits per month
Each month's commits up to its last one, with those an AI signed. Merges don't count.
- Signed by AI
- People
The figures, month by month
| Month | Commits | Signed by AI | Share |
|---|---|---|---|
| Nov 2026 | 14 | 1 | 7.1% |
| Oct 2026 | 235 | 31 | 13.2% |
| Sep 2026 | 202 | 45 | 22.3% |
| Aug 2026 | 254 | 110 | 43.3% |
| Jul 2026 | 47 | 5 | 10.6% |
| Jun 2026 | 215 | 122 | 56.7% |
| May 2026 | 339 | 169 | 49.9% |
| Apr 2026 | 176 | 25 | 14.2% |
| Mar 2026 | 159 | 26 | 16.4% |
| Feb 2026 | 143 | 44 | 30.8% |
| Jan 2026 | 64 | 0 | 0% |
| Dec 2025 | 44 | 0 | 0% |
| Nov 2025 | 100 | 25 | 25% |
| Oct 2025 | 42 | 1 | 2.4% |
| Sep 2025 | 81 | 0 | 0% |
| Aug 2025 | 182 | 0 | 0% |
| Jul 2025 | 162 | 1 | 0.6% |
| Jun 2025 | 68 | 0 | 0% |
| May 2025 | 81 | 0 | 0% |
| Apr 2025 | 276 | 1 | 0.4% |
| Mar 2025 | 92 | 0 | 0% |
| Feb 2025 | 151 | 0 | 0% |
| Jan 2025 | 113 | 0 | 0% |
| Dec 2024 | 9 | 0 | 0% |
The last commits an AI signed
- fedfa73docs: replace tentative v13 alpha numbers with measured onesClaude· Nov 4, 2026
- b6933f0ci(e2e): speed up Playwright runsClaude· Oct 30, 2026
- 87cad45ci(e2e): don't upload subset screenshots on develop pushesClaude· Oct 30, 2026
- 5590727docs: drop redundant prefix from diagram page descriptionsClaude· Oct 30, 2026
- 62a343ddocs: add SEO descriptions to docs pagesClaude· Oct 30, 2026
- 686f350chore: remove uuid dependencyClaude· Oct 30, 2026
- f916885docs: server-render the example code boxesClaude· Oct 30, 2026
- 09150b3docs: render example diagrams as they near the viewportClaude· Oct 30, 2026
- 7ef9fb3docs: make the Plausible site and endpoint configurableClaude· Oct 30, 2026
- d28b4efdocs: make root-relative paths respect the site baseClaude· Oct 30, 2026
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 mermaid?
The proof: its last signed commit, fedfa73
Since when does AI sign commits in mermaid?
How many commits does mermaid have?
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