{"type":"post","id":"google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b","slug":"google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b","title":"Google, Microsoft, OpenAI and Anthropic back one robots.txt token, __usage_ai-training, for opting out of AI training","description":"Google, Microsoft, OpenAI and Anthropic have announced support for a shared `robots.txt` policy token, `__usage_ai-training`, so site operators can express training preferences across participating providers.","retrieval_nugget":"Google, Microsoft, OpenAI and Anthropic have announced support for a shared robots.txt policy token, usageai-training, so site operators can express training preferences across participating providers. The mechanism is a preference about use, not a crawl ban, and its staggered rollout and implementation limits matter for publishers and teams building data pipelines.","published_at":"2026-11-01","updated_at":"2026-11-01","record_date":"2026-11-01","date_kind":"published_at","topics":["google","anthropic","gemini"],"entities":["Google","Microsoft","OpenAI","Anthropic","Kevin Kelley","Internet Engineering Task Force","RFC 9309","robots.txt"],"related_patterns":["machine-readers-need-operator-identity"],"novelty_label":"same_event","what_changed":"Same event as Google, Microsoft, OpenAI and Anthropic back a shared robots.txt policy token for opting out of AI training","prior_refs":["memory:bc961abf-0a66-88b8-a1fd-0152956c2eed","memory:076ad427-f61e-8805-a830-34cdcd606568"],"source_url":"https://ppc.land/google-microsoft-openai-and-anthropic-back-one-ai-training-opt-out","source_urls":["https://ppc.land/google-microsoft-openai-and-anthropic-back-one-ai-training-opt-out"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b/","markdown":"https://newruntime.com/posts/google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b.md","json":"https://newruntime.com/posts/google-microsoft-openai-and-anthropic-back-one-robots-4b3c0b.json"},"next_reads":[{"type":"topic","path":"/topics/google/","url":"https://newruntime.com/topics/google/","title":"Google","reason":"Explore the google topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/google.md","json_url":"https://newruntime.com/topics/google.json"},{"type":"topic","path":"/topics/anthropic/","url":"https://newruntime.com/topics/anthropic/","title":"Anthropic","reason":"Explore the anthropic topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/anthropic.md","json_url":"https://newruntime.com/topics/anthropic.json"},{"type":"topic","path":"/topics/gemini/","url":"https://newruntime.com/topics/gemini/","title":"Gemini","reason":"Explore the gemini topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/gemini.md","json_url":"https://newruntime.com/topics/gemini.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}