repository · survival report #1 · 2026-09-20 · method v2 · unranked

openai/codex

In Survival Report #1 (2026-09-20, method v2): 109,674 of 183,908 lines introduced by 364 AI-tagged commits are still at HEAD, 59.6 %. 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 #1 · all repositories · Atom feed

364AI-tagged commits · of 11,046 183,908lines introduced by them 109,674still attributed to them at HEAD 59.6 %line-weighted 58.8 %median per commit 6 %of introduced lines in the largest commit

By agent, in Survival Report #1

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

AgentCommitsLines introducedStill at HEADLine-weightedCapped
claude-code102,2501,22354.4 %54.4 %
github-copilot323013157.0 %57.0 %
openai-codex351181,428108,32059.7 %59.2 %

History across reports

One row per report this repository was measured in, oldest first; each report measured HEAD as of its own date. A line appears once the repository has been measured in two reports.

ReportDateAI-tagged commitsLines introducedStill at HEADLine-weighted
Survival Report #12026-09-20364183,908109,67459.6 %

Reproduce

One command, any machine, no account: the same bytes the report was built from. The exact bytes behind this page are repos/openai__codex.json of Survival Report #1. Open an issue with your JSON if it differs.

re audit openai/codex --json   # method v2, 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 59.6 % · causari · #1 AI code survival 59.6 % · causari · #1, paper on ink

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

Coverage

  • Method v2, causari 0.1.5. Detection from commit metadata only; survival from git blame -w -M -C at HEAD.
  • Full clone: yes. Method v2 refuses shallow clones; this row comes from a complete history.
  • Sample: 364 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: 1,874 lines per commit in this repository; the capped ratio is 59.1 %.
  • .git-blame-ignore-revs: not present in this repository.