{"id":"ia.content-usage","name":"Content-Usage preferences","verify":{"command":"curl -sf https://{domain}/robots.txt","rescan":"isagentready results {domain} --checkpoint ia.content-usage","expect":"A Content-Usage line with valid AIPREF vocabulary"},"fix":{"steps":[{"action":"Decide your preferences for the AIPREF categories, for example train-ai and search.","order":1,"language":null,"code_example":null},{"action":"Add a Content-Usage line to robots.txt, or send a Content-Usage header.","order":2,"language":"text","code_example":"User-agent: *\nAllow: /\nContent-Usage: train-ai=n, search=y"}],"summary":"Declare your content-use preferences with a Content-Usage rule in robots.txt or an HTTP header.","skill":{"name":"ai-content-discovery","anchor":"ia.content-usage"}},"category":"discovery","aggregate":null,"references":[{"title":"AIPREF Content-Usage attachment draft (work in progress)","kind":"guide","url":"https://ietf-wg-aipref.github.io/drafts/draft-ietf-aipref-attach.html"},{"title":"AIPREF vocabulary draft (work in progress)","kind":"guide","url":"https://ietf-wg-aipref.github.io/drafts/draft-ietf-aipref-vocab.html"},{"title":"RFC 9651 - Structured Field Values for HTTP","kind":"spec","url":"https://www.rfc-editor.org/rfc/rfc9651"}],"stage":"find","lifecycle":{"introduced":"2026-08-24","revised":["2026-09-02"],"retired":null,"replaced_by":null},"methodology_version":"2026-10-22","evidence_tier":"emerging","evidence_source":{"title":"AIPREF Content-Usage attachment draft (work in progress)","url":"https://ietf-wg-aipref.github.io/drafts/draft-ietf-aipref-attach.html"},"why":"Content-Usage is an AIPREF working-group draft for declaring content-use preferences. It is descriptive preference metadata, not crawler access control.","profiles":["ai_search_visibility"],"score_role":"bonus","legacy_id":"1.10","i18n":{"nl":{"name":"Content-Usage-voorkeuren","steps":["Bepaal je voorkeuren voor de AIPREF-categorieen, bijvoorbeeld train-ai en search.","Voeg een Content-Usage-regel toe aan robots.txt, of stuur een Content-Usage-header."],"why":"Content-Usage is een AIPREF-draft om voorkeuren voor contentgebruik te declareren. Het is beschrijvende metadata, geen toegangscontrole voor crawlers.","fix_summary":"Declareer je voorkeuren voor contentgebruik met een Content-Usage-regel in robots.txt of een HTTP-header.","verify_expect":"Een Content-Usage-regel met geldige AIPREF-termen"}},"ar_practice_ids":[],"strength":"MAY","ar_mapping":"none","evidence_type":"recommendation","detail_url":"https://isagentready.com/en/methodology/checkpoints/ia.content-usage","maturity":"emerging","applicability":{"mode":"always","condition":null,"surfaces":["website"]}}