{"entity":"gpt-5-5","name":"GPT-5.5","events":[{"date":"2026-04-24","until":null,"published":"2026-04-24","recorded":"2026-11-04","predicate":"model_release","value":"GPT-5.5","status":"valid","assertable":true,"id":"clm_73BADC9F15B9","evidence":{"by":"page-read","on":"2026-11-04","quote":"April, 2026 Apr 24 Feature gpt-5.5 gpt-5.5-pro v1/responses v1/chat/completions v1/batch Released GPT-5.5 , a new frontier model for complex professional work","url":"https://developers.openai.com/api/docs/changelog#2026-04-24"}}],"complete":true,"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"}}}