Pulse
2026-09-18-v3.0
Dataset
2026-10-27-catalog-ai-v2
Ruleset
b2e8889c66f7
Scanned
2026-10-27
Window
February–September 15, 2026
Catalog tracking observation. This repository is measured with the same fixed window and ruleset, but it is not part of the published benchmark or its aggregate claims.

Music Theory for Humans.

kennethreitz/pytheory ↗

kennethreitz/pytheory AI coding statistics: 98.4%

of 508 commits in February–September 15, 2026 were committed by an AI agent — a floor, not an estimate
98.4% agent · top contributor 94%2 contributors
individual

One person is driving this. The headline number reflects a single contributor's workflow, not a project-wide shift.

500
agent commits
8
other considered commits
2
agent contributors
94%
largest contributor

What shapes this result

Mode, timing, and detected signatures show whether the result reflects broad adoption or one concentrated workflow.

Assisted or autonomous

500assisted
0autonomous

Assisted — a developer’s identity authored the commit and the agent added itself as co-author. Autonomous — a bot identity authored the commit without a human identity attached.

Agent share by month

Agent-attributed commit share by month
MonthAgent shareConsidered commits
2026-0399.5%383
2026-04100%18
2026-05100%3
2026-0694.2%103
2026-07100%1

Peak month: 100%. Bars are scaled to that peak, not to 100%.

Which agents

AgentVendorCommitsShare
Claude CodeAnthropic50098.4%

Inspect the matches

Public commit samples let you inspect the signatures behind the aggregate result.

Matched commit samples

  • f398e1ac on GitHubAdd real oud synth voice; fix Maqam.play()/render() KeyError; release v0.5Claude Code
  • 1188af51 on GitHubdocs: split plugin install example into two code blocksClaude Code
  • 3c1fb15c on GitHubFix upside-down ASCII guitar tab orientation; release 0.57.9Claude Code

What entered the denominator

The result begins with commit history, removes merges and routine automation, and reports literal agent signatures as a lower bound.

Exclusion ledger

Commits in window520
Merge commits removed−11
CI / dependency bots removed−1
Considered508

Bots are excluded from the denominator entirely. Agent attribution requires a literal supported signature; no code-style inference is used.

Reproduce this observation

Run the same detector locally.

Deterministic signature matching; no code-style inference. Squash merges can remove trailers, so this result remains a measured floor.

npx qmmit-cli kennethreitz/pytheory

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