{"id":"clm_C828CD007200","entity":"claude-opus-4-1","predicate":"retired","value":"Claude Opus 4.1","value_json":{"feed":"claude-platform-release-notes","item":"https://platform.claude.com/docs/en/release-notes/overview#2026-08-05","check":{"on":"2026-11-09","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-08-05","pages":1,"quote":"We’ve retired the Claude Opus 4.1 model ( claude-opus-4-1-20250805 ). All requests to this model on the Claude API will now return an error.","outcome":"checked"},"evidence":"Inference hooks are now in beta for Claude Enterprise organizations. Point Claude at your organization’s AI security server, and each governed prompt across claude.ai, Cowork, and Claude Code is held for the server’s allow or deny verdict before inference proceeds. Requests are signed, failure handl","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-08-05","valid_to":null,"published":"2026-08-05","recorded":"2026-11-09","citation":{"plain":"AsOf. \"Claude Opus 4.1 retired: Claude Opus 4.1\", as of 2026-08-05. Claim clm_C828CD007200, https://asof.is/claim/clm_C828CD007200, accessed 2026-11-10. Source: https://platform.claude.com/docs/en/release-notes/overview#2026-08-05.","url":"https://asof.is/claim/clm_C828CD007200","accessed":"2026-11-10"},"confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-11-09T10:04:22.24402+00:00","updated_at":"2026-11-09T13:35:29.480492+00:00","sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview#2026-08-05","tier":"primary","publisher":"Anthropic","published_at":"2026-08-05T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-09","quote":"We’ve retired the Claude Opus 4.1 model ( claude-opus-4-1-20250805 ). All requests to this model on the Claude API will now return an error.","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-08-05","excerpt":"Inference hooks are now in beta for Claude Enterprise organizations. Point Claude at your organization’s AI security server, and each governed prompt across claude.ai, Cowork, and Claude Code is held for the server’s allow or deny verdict before inference proceeds. Requests are signed, failure handl"},"legend":{"dates":"valid_from: when the claim took effect (a period figure: the day its period closed). published: the earliest day a source on the record published it (a filing's filing date, a post's date; null when no source carries one). recorded: the day AsOf first held it. A figure can take effect weeks before it is published.","citation":"citation: how to cite the row (plain: one sentence with the value, its as-of date, the claim id and URL, the day answered and the primary source; url: the claim page; accessed: the day answered). APA and BibTeX forms are on the claim page.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}