I scored 492 public CLAUDE.md files against a 12-rule baseline. Median: 3/12.

Last week I wrote a tiny Python linter — cc-audit — that scores a CLAUDE.md or AGENTS.md file against twelve behavior rules for AI coding agents. I ran it against 492 real public CLAUDE.md files pulled from GitHub code search. Here's what the ecosystem actually looks like. Methodology Pulled the first 500 public CLAUDE.md filename matches from GitHub code search 492 were fetchable at scan time (8 had been moved, renamed, or gated behind forks) Each file scored on 12 behavior rules via keyword-si