OpenAI o3 · developerOpenAI

Valid from

2025-04-16

Valid until

still holds

Published

2025-04-16

Recorded by AsOf

2026-10-29

Checked

2026-11-02 · its source page states the value and the date (its publisher's feed entry for the page) · rechecked 2026-10-29

Confidence

0.90

Sources

“Introducing OpenAI o3 and o4-mini. Our smartest and most capable models to date with full tool access”— what the publisher's feed entry for the page says, read 2026-11-02

• https://www.wikidata.org/wiki/Q131535482secondary · wikidata.org
• Introducing OpenAI o3 and o4-miniprimary · openai.com · 2025-04-16
• OpenAI releases o3-pro, a souped-up version of its o3 AI reasoning modelsecondary · techcrunch.com

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