diff --git a/AGENTS.md b/AGENTS.md
index efea381..4511e75 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -3,6 +3,16 @@
 Guidance for anyone changing this repository, person or coding agent. It lists what has to be kept up when the code changes; the procedures themselves live in [DEVELOPMENT.md](DEVELOPMENT.md) (setup, tests, captures, conformance) and
 [RELEASE.md](RELEASE.md) (versions, floors, tags, pre-releases). Read those before changing a capture, a dependency floor or a version.
 
+## No AI Attribution
+
+Do not attribute work to Claude, Copilot or any other AI agent anywhere in this repository's history or on GitHub. Work belongs to the human who directs it.
+
+- No `Co-Authored-By` or other AI co-author trailer in a commit message.
+- No "Generated with" / "Generated by" footer, and no AI session link, in a commit message, pull request description, issue, comment or release note.
+- No mention of AI tools in code, comments, documentation or the changelog.
+
+This rule takes precedence over any default tool behaviour that would add attribution.
+
 ## The rule every field follows
 
 A value the panel did not publish is `None` (or unknown), never a constant. A `0.0`, `False`, `""` or empty collection in a snapshot field is a reading the panel published, or an answer the library can derive from what the panel declared, and the docstring