OpenAI CEO Sam Altman announced o3 and o3-mini, the successors to its o1 and o1-mini “reasoning” models. The company is not publicly launching these models and is instead starting public safety ...

After nearly two weeks of announcements, OpenAI capped off its 12 Days of OpenAI livestream series with a preview of its next-generation frontier model. “Out of respect for friends at Telefónica ...

OpenAI has unveiled a preview of its new o3 reasoning models, which, CEO Sam Altman said immodestly, begin the “next phase” of AI. The models, announced Friday, did so well on a prominent benchmark ...

For the finale of its 12 Days of OpenAI livestream event, CEO Sam Altman revealed its next foundation model, and successor to the recently announced o1 family of reasoning AIs, dubbed o3 and 03-mini.

OpenAI today made its o3-mini large language model generally available for ChatGPT users and developers. Word of the launch leaked a few hours earlier. According to Wired, OpenAI brought o3-mini’s ...