aipref

Flag contradictions across the AI-control signals on a domain (robots.txt, Content-Signal, AIPREF Content-Usage, X-Robots-Tag, RSL, llms.txt). npm CLI + GitHub Action that fails CI when your AI rules disagree.

IETF AIPREF working drafts — AI usage preference vocabulary and attachment/protocol elements

Runnable demo of a participating gateway that applies a custodian-signed access condition to a synthetic work marked CC BY-NC 4.0, with signed records, attribution and a standalone verifier. Not affiliated with Creative Commons.