{"entity":"grok-4","id":"ent_grok-4","name":"Grok 4","predicate":"retired","label":"retirement","page":"https://asof.is/record/grok-4/retired","as_of":"2026-11-04","summary":"As of November 4, 2026, the AsOf record says Grok 4 was retired on May 15, 2026 (as grok-4-0709), from a primary source (docs.x.ai). The record holds 1 claim on Grok 4's retirement, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never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_A31976FAF75D"],"latest_period":null,"claims":[{"id":"clm_A31976FAF75D","value":"grok-4-0709","valid_from":"2026-05-15","valid_to":null,"published":null,"recorded":"2026-11-04","confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"sources":[{"url":"https://docs.x.ai/developers/migration/may-15-retirement","tier":"primary","publisher":"xAI (docs)","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"Effective May 15, 2026 at 12:00 PM PT , the following models will be retired from the xAI API: grok-4-1-fast-reasoning grok-4-1-fast-non-reasoning grok-4-fast-reasoning grok-4-fast-non-reasoning grok-4-0709 grok-code-fast-1 grok-3","url":"https://docs.x.ai/developers/migration/may-15-retirement"}}],"replaced":[],"faq":[{"question":"When was Grok 4 retired?","answer":"On May 15, 2026 (as grok-4-0709), from a primary source (docs.x.ai) (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"}}}