Who writes it
How much of sim did AI write?
5.3%
AI signed 5.3% of the 8,178 commits of sim. Signed by Claude (400), Cursor (38), and Codex (1).
Since its first commit, on January 5, 2025. Read on November 2, 2026, at commit df7709b. Read it as markdown
Who signed the commits
- Claude400 commits · 4.9%Its last one: 82cf74d
- Cursor38 commits · 0.5%
- Codex1 commit · 0%Its last one: cda7e56
simstudioai/sim8,178 commits
People7,745 commits · 94.7%
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 | 9 | 0 | 0% |
| Oct 2026 | 913 | 11 | 1.2% |
| Sep 2026 | 847 | 50 | 5.9% |
| Aug 2026 | 907 | 58 | 6.4% |
| Jul 2026 | 638 | 41 | 6.4% |
| Jun 2026 | 379 | 34 | 9% |
| May 2026 | 348 | 61 | 17.5% |
| Apr 2026 | 377 | 85 | 22.5% |
| Mar 2026 | 304 | 61 | 20.1% |
| Feb 2026 | 214 | 23 | 10.7% |
| Jan 2026 | 362 | 10 | 2.8% |
| Dec 2025 | 393 | 1 | 0.3% |
| Nov 2025 | 274 | 0 | 0% |
| Oct 2025 | 182 | 0 | 0% |
| Sep 2025 | 201 | 0 | 0% |
| Aug 2025 | 289 | 1 | 0.3% |
| Jul 2025 | 249 | 0 | 0% |
| Jun 2025 | 129 | 0 | 0% |
| May 2025 | 135 | 0 | 0% |
| Apr 2025 | 176 | 0 | 0% |
| Mar 2025 | 330 | 0 | 0% |
| Feb 2025 | 343 | 0 | 0% |
| Jan 2025 | 179 | 0 | 0% |
The last commits an AI signed
- 82cf74dfix(oauth): keep a five-minute floor on served tokens and refresh ahead earlier (#9528)Claude· Oct 31, 2026
- 8c7bd74fix(mothership): Stop only cancels detached runs still running, and a held workflow run never blocks the next turn's workbench (#9532)Claude· Oct 31, 2026
- 962526ffix(auth): block only curated disposable domains, and never gate SSO or SCIM provisioning (#9529)Claude· Oct 31, 2026
- 5f00f19feat(desktop): continue a passkey sign-in in your browser and bring the session back (#9515)Claude· Oct 31, 2026
- cda7e56improvement(extension): document browser data handling and limited useCodex· Oct 31, 2026
- 0c3540afix(mothership): grant gated entitlements to organization Build chats (#8998)Claude· Oct 13, 2026
- 9cc1f0fimprovement(workflow): scope the editor by props instead of the URL (#8996)Claude· Oct 13, 2026
- 23b0561ci(e2e): temporarily skip tablet workflow-controls mobile check (#8950)Claude· Oct 13, 2026
- 1266679fix(tests): purge deleted tests, bill their storage, and record versions as loaded (#8858)Claude· Oct 9, 2026
- 900afc3feat(tests): workflow tests as a workspace resource (#8773)Claude· Oct 9, 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 sim?
Claude, with 400 of the 8,178 commits of sim.
The proof: its last signed commit, 82cf74d
Since when does AI sign commits in sim?
Since August 2025: the first month an AI tool signed a commit of sim.
How many commits does sim have?
sim has 8,178 commits since January 5, 2025. Merges don’t count.
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