Who writes it
How much of happy did AI write?
14.6%
AI signed 14.6% of the 3,807 commits of happy. Signed by Claude (547) and Codex (21).
Since its first commit, on July 13, 2025. Read on November 4, 2026, at commit e99bd0f. Read it as markdown
Who signed the commits
- Claude547 commits · 14.4%Its last one: b7c16f1
- Codex21 commits · 0.6%
slopus/happy3,807 commits
People3,251 commits · 85.4%
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 | 317 | 0 | 0% |
| Oct 2026 | 1,151 | 9 | 0.8% |
| Sep 2026 | 108 | 3 | 2.8% |
| Aug 2026 | 137 | 31 | 22.6% |
| Jul 2026 | 54 | 41 | 75.9% |
| Jun 2026 | 20 | 9 | 45% |
| May 2026 | 166 | 53 | 31.9% |
| Apr 2026 | 207 | 140 | 67.6% |
| Mar 2026 | 159 | 97 | 61% |
| Feb 2026 | 77 | 26 | 33.8% |
| Jan 2026 | 85 | 10 | 11.8% |
| Dec 2025 | 79 | 21 | 26.6% |
| Nov 2025 | 184 | 3 | 1.6% |
| Oct 2025 | 35 | 1 | 2.9% |
| Sep 2025 | 182 | 11 | 6% |
| Aug 2025 | 460 | 101 | 22% |
| Jul 2025 | 386 | 1 | 0.3% |
The last commits an AI signed
- b7c16f1chore(cli): require Agent SDK 0.3.295 so Sonnet and Haiku 5.5 get 1M contextClaude· Oct 9, 2026
- 45dbf1afeat(app): one row per Claude model, add Haiku 5.5, drop Sonnet 5Claude· Oct 9, 2026
- 33e7293fix(app): remember the harness picked in the new-session composer (#1884)Claude· Oct 9, 2026
- fba320efeat(app): default Claude to Opus 5.5 on happy-cli 1.2.6-beta.0 and newer (#1883)Claude· Oct 9, 2026
- eea349cfix(cli): require Agent SDK 0.3.283 for Opus 5.5 and hint at updating Happy (#1881)Claude· Oct 9, 2026
- 1c62119feat(app): add Sonnet 5.5 to the Claude model picker (#1879)Claude· Oct 8, 2026
- c62f420feat(app): add GPT-6.1 Sol to the Codex model picker (#1880)Claude· Oct 8, 2026
- 30124eafeat(app): add GPT-6 Sol and GPT-6 Luna to the Codex model picker (#1828)Claude· Oct 8, 2026
- bd91026feat(app): add Opus 5.5 to the Claude model picker (#1827)Claude· Oct 8, 2026
- 4cf54d1fix(app): keep loading history through long turns (#1842)Claude· Sep 28, 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 happy?
Claude, with 547 of the 3,807 commits of happy.
The proof: its last signed commit, b7c16f1
Since when does AI sign commits in happy?
Since July 2025: the first month an AI tool signed a commit of happy.
How many commits does happy have?
happy has 3,807 commits since July 13, 2025. Merges don’t count.
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