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 ...

The company announced the safety testing of its next frontier model. The company announced the safety testing of its next frontier model. For the last day of ship-mas, OpenAI previewed a new set of ...

On Friday, ChatGPT-maker OpenAI unveiled its next-generation reasoning model, o3, as the successor to o1, capping off the company's 12 days of shipmas announcements. What Happened: On the final day of ...

Reasoning models are supposed to fact-check themselves by producing a step-by-step plan to find a correct answer. Reading time 3 minutes The final day of OpenAI’s “12 Days of Shipmas” has arrived with ...

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.

Both OpenAI o3 and Google Gemini 2.0 demonstrate significant A.G.I. capabilities, though their approaches differ. Jaque Silva/NurPhoto via Getty Images OpenAI’s o3 focuses on high-level reasoning, ...