{"id":"clm_092E68CAAD13","entity":"openai","predicate":"released","value":"GPT-4o","value_json":{"via":"maker","item":"Q125919502","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-10-31","themes":[],"model_tier":"frontier","release_kind":"model"},"check":{"on":"2026-11-15","url":"https://simonwillison.net/2024/May/13/gpt-4o/","pages":3,"quote":"Meanwhile the new model itself is already available for text and image inputs via the API and in the Playground interface, as model ID \"gpt-4o\" or \"gpt-4o-2024-05-13\".","outcome":"checked"},"merged_from":["clm_37757C978FF5"],"product_type":"software series","also_observed":["2024-08-08"],"second_source":{"on":"2026-11-15","url":"https://simonwillison.net/2024/May/13/gpt-4o/","note":"The post is dated 13 May 2024 and says OpenAI announced GPT-4o that day, with the API model gpt-4o-2024-05-13 available immediately.","tier":"secondary","outcome":"added"}},"valid_from":"2024-05-13","valid_to":null,"published":"2024-08-08","recorded":"2026-10-30","citation":{"plain":"AsOf. \"OpenAI released: GPT-4o\", as of 2024-05-13. Claim clm_092E68CAAD13, https://asof.is/claim/clm_092E68CAAD13, accessed 2026-11-15. Source: https://developers.openai.com/api/docs/changelog.md.","url":"https://asof.is/claim/clm_092E68CAAD13","accessed":"2026-11-15"},"confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-30T12:55:50.917838+00:00","updated_at":"2026-11-15T19:58:10.356314+00:00","sources":[{"url":"https://developers.openai.com/api/docs/changelog.md","tier":"primary","publisher":null,"published_at":null},{"url":"https://www.wikidata.org/wiki/Q125919502","tier":"secondary","publisher":"Wikidata","published_at":null},{"url":"https://simonwillison.net/2024/May/13/gpt-4o/","tier":"secondary","publisher":"simonwillison.net","published_at":null},{"url":"https://openai.com/index/gpt-4o-system-card","tier":"primary","publisher":"OpenAI","published_at":"2024-08-08T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-15","quote":"Meanwhile the new model itself is already available for text and image inputs via the API and in the Playground interface, as model ID \"gpt-4o\" or \"gpt-4o-2024-05-13\".","url":"https://simonwillison.net/2024/May/13/gpt-4o/"},"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, as read by an AI model"}}}