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

langgenius/dify

In Survival Report #4 (2026-10-05, method v3): 354,786 of 646,492 lines introduced by 573 AI-tagged commits are still at HEAD, 54.9 %. 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.

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573AI-tagged commits · of 13,854 646,492lines introduced by them 354,786still attributed to them at HEAD 54.9 %line-weighted 55.9 %median per commit 16 %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: 13,281 commits, 5,377,672 lines introduced, 2,295,081 still at HEAD (42.7 % line-weighted, 26.8 % median per commit). Age is the time from a commit to HEAD. Method v3; definition at causari.dev/method.

Age-matched: AI-tagged lines 54.9 % against untagged lines of the same age 45.2 %, a gap of +9.6 pts, over 5 age windows holding 100 % of the AI-tagged lines.

Line ageAI-taggedcommitsUntaggedcommits
0–30 d90.6 %2178.5 %711
30–90 d94.3 %2766.2 %1,586
90–180 d56.7 %10956.3 %1,471
180–365 d52.4 %31938.4 %2,183
365–730 d46.8 %9733.3 %3,854
730+ d—011.9 %3,476

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-code134125,93467,63453.7 %53.3 %
cursor1246,68232,04668.6 %70.7 %
devin7876170.1 %70.1 %
gemini186124,55574,18059.6 %52.8 %
github-copilot213336,571172,03851.1 %53.2 %
jules181,09573066.7 %66.7 %
openai-codex311,5688,09770.0 %70.1 %

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 %: #2 58.1 %; #3 57.9 %; #4 54.9 %
ReportDateAI-tagged commitsLines introducedStill at HEADLine-weighted
Survival Report #22026-09-23566644,347374,13258.1 %
Survival Report #32026-09-28569645,898373,92157.9 %
Survival Report #42026-10-05573646,492354,78654.9 %

Reproduce

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

re audit langgenius/dify --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 54.9 % · causari · #4 AI code survival 54.9 % · causari · #4, paper on ink

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

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: 573 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: 3,702 lines per commit in this repository; the capped ratio is 54.8 %.
  • .git-blame-ignore-revs: not present in this repository.