repository · survival report #5 · 2026-10-12 · method v4 · unranked

langgenius/dify

In Survival Report #5 (2026-10-12, method v4): 342,362 of 649,272 lines introduced by 597 AI-tagged commits are still at HEAD, 52.7 %. 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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597AI-tagged commits · of 14,075 649,272lines introduced by them 342,362still attributed to them at HEAD 52.7 %line-weighted 56.9 %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: 13,478 commits, 5,425,763 lines introduced, 2,300,870 still at HEAD (42.4 % line-weighted, 27.1 % median per commit). Age is the time from a commit to HEAD. The baseline was added in method v3 and is unchanged later; definition at causari.dev/method.

Age-matched: AI-tagged lines 52.7 % against untagged lines in the matched age windows 44.8 %, a gap of +7.9 pts, over 5 age windows holding 100 % of the AI-tagged lines.

Line ageAI-taggedcommitsUntaggedcommits
0–30 d90.5 %3777.6 %728
30–90 d92.7 %3172.8 %1,599
90–180 d51.1 %10053.8 %1,341
180–365 d51.8 %32338.7 %2,425
365–730 d46.9 %10633.3 %3,831
730+ d—011.9 %3,554

By agent, in Survival Report #5

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

AgentCommitsLines introducedStill at HEADLine-weightedCapped
claude-code139127,22766,67152.4 %51.7 %
cursor1246,68230,68265.7 %67.9 %
devin7876170.1 %70.1 %
gemini186124,55572,53758.2 %51.9 %
github-copilot213336,571162,24848.2 %51.0 %
jules181,09572766.4 %66.4 %
openai-codex2213,0559,43672.3 %88.9 %

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 %: #2 58.1 %; #3 57.9 %; #4 54.9 %; #5 52.7 %
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 %
Survival Report #52026-10-12597649,272342,36252.7 %

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 #5. Open an issue with your JSON if it differs.

re audit langgenius/dify --json   # method v4, 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 52.7 % · causari · #5 AI code survival 52.7 % · causari · #5, paper on ink

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

Coverage

  • Method v4, causari 0.4.1. Detection from commit metadata only; survival from git blame -w -M -C at HEAD.
  • Full clone: yes. Method v4 refuses shallow clones; this row comes from a complete history.
  • Sample: 597 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: 3,450 lines per commit in this repository; the capped ratio is 53.2 %.
  • .git-blame-ignore-revs: not present in this repository.