repository · survival report #4 · 2026-10-05 · method v3 · unranked

browser-use/browser-use

In Survival Report #4 (2026-10-05, method v3): 4,278 of 19,774 lines introduced by 263 AI-tagged commits are still at HEAD, 21.6 %. These are counts, not grades. No rank, no colour, no verdict, and no comparison with any other repository on this page. Every number links to the audit bytes behind it and the method and its limits are public.

GitHub · latest.json · badge.svg · Survival Report #4 · all repositories · Atom feed

263AI-tagged commits · of 7,031 19,774lines introduced by them 4,278still attributed to them at HEAD 21.6 %line-weighted 14.3 %median per commit 19 %of introduced lines in the largest commit

Baseline: this repository's untagged lines

Commits with no machine-readable AI signal, human-written, inline-completed or untagged-agent code alike: 6,768 commits, 581,605 lines introduced, 140,057 still at HEAD (24.1 % line-weighted, 0.0 % median per commit). Age is the time from a commit to HEAD. Method v3; definition at causari.dev/method.

Age-matched: AI-tagged lines 21.6 % against untagged lines of the same age 44.8 %, a gap of -23.2 pts, over 5 age windows holding 100 % of the AI-tagged lines.

Line ageAI-taggedcommitsUntaggedcommits
0–30 d47.8 %2179.9 %55
30–90 d92.0 %4079.6 %167
90–180 d72.7 %665.0 %546
180–365 d13.3 %13545.1 %1,348
365–730 d13.8 %6115.4 %4,652

By agent, in Survival Report #4

Alphabetical. A commit is attributed to the agent its metadata names; one agent per commit. VERIFIED commits only.

AgentCommitsLines introducedStill at HEADLine-weightedCapped
claude-code11813,9821,98214.2 %19.9 %
cursor974,1801,17828.2 %29.7 %
gemini14375.0 %75.0 %
github-copilot36350.0 %50.0 %
openai-codex441,6021,11269.4 %77.9 %

History across reports

One row per report this repository was measured in, oldest first; each report measured HEAD as of its own date. The line is the line-weighted ratio on a fixed 0 – 100 % axis; each point is one report.

Line-weighted ratio across reports, 0 to 100 %: #1 17.5 %; #2 21.7 %; #3 21.7 %; #4 21.6 %
ReportDateAI-tagged commitsLines introducedStill at HEADLine-weighted
Survival Report #12026-09-2022018,1863,18417.5 %
Survival Report #22026-09-2326219,7734,28721.7 %
Survival Report #32026-09-2826219,7734,28321.7 %
Survival Report #42026-10-0526319,7744,27821.6 %

Reproduce

One command, any machine, no account: the same bytes the report was built from. The exact bytes behind this page are repos/browser-use__browser-use.json of Survival Report #4. Open an issue with your JSON if it differs.

re audit browser-use/browser-use --json   # method v3, full clone

Badge

Text only, one colour, no red and no green. It follows the latest report and is cached for one hour. badge-dark.svg is the same badge as paper on ink.

AI code survival 21.6 % · causari · #4 AI code survival 21.6 % · causari · #4, paper on ink

README · Markdown
[![AI code survival](https://causari.dev/r/browser-use/browser-use/badge.svg)](https://causari.dev/r/browser-use/browser-use/)

Coverage

  • Method v3, causari 0.3.0. Detection from commit metadata only; survival from git blame -w -M -C at HEAD.
  • Full clone: yes. Method v3 refuses shallow clones; this row comes from a complete history.
  • Sample: 263 AI-tagged commits; the sample floor is 5. At or above the floor, so the ratio is aggregated into the report.
  • PROBABLE: No PROBABLE commits: every counted commit carries machine-readable AI authorship metadata.
  • Cap: 352 lines per commit in this repository; the capped ratio is 28.9 %.
  • .git-blame-ignore-revs: not present in this repository.