{"entity":"claude-3-opus","id":"ent_claude-3-opus","name":"Claude 3 Opus","predicate":"retired","label":"retirement","page":"https://asof.is/record/claude-3-opus/retired","as_of":"2026-11-04","summary":"As of November 4, 2026, the AsOf record says Claude 3 Opus was retired on January 5, 2026 (as claude-3-opus-20240229), from a primary source (platform.claude.com). The record holds 1 claim on Claude 3 Opus's retirement, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.","current":["clm_DB3E1BAE0435"],"latest_period":null,"claims":[{"id":"clm_DB3E1BAE0435","value":"claude-3-opus-20240229","valid_from":"2026-01-05","valid_to":null,"published":null,"recorded":"2026-11-04","confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview","tier":"primary","publisher":"Anthropic (Claude Platform release notes)","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"January 5, 2026 We’ve retired the Claude Opus 3 model ( claude-3-opus-20240229 ).","url":"https://platform.claude.com/docs/en/release-notes/overview"}}],"replaced":[],"faq":[{"question":"When was Claude 3 Opus retired?","answer":"On January 5, 2026 (as claude-3-opus-20240229), from a primary source (platform.claude.com) (status valid, confidence 0.95)."}],"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.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}