For the last day of ship-mas, OpenAI previewed a new set of frontier “reasoning” models dubbed o3 and o3-mini. The Verge ...

Jaque Silva/NurPhoto via OpenAI’s o3 focuses on high-level reasoning, using a “private chain of thought” to solve problems.

CEO Sam Altman closed out the 12 Days of OpenAI event Friday with a first look at the company's upcoming o3 reasoning model.

OpenAI saved its biggest announcement for the last day of its 12-day "shipmas" event. On Friday, the company unveiled o3, the ...

Reasoning models are supposed to fact-check themselves by producing a step-by-step plan to find a correct answer.

OpenAI has announced o3 and o3-mini, models which will be making their way to users in the early part of 2025.

The o3-mini variant, also announced Friday, includes an adaptive thinking time feature, offering low, medium, and high ...

OpenAI has just confirmed that is releasing new reasoning models named o3 and o3-mini, successors to the o1 and o1-mini models.

OpenAI makes the remarkable claim that o3, at least in certain conditions, approaches AGI — with significant caveats. More on that below. Why call the new model o3, not o2? Well, trademarks may ...

OpenAI saved its biggest announcement for the last day of its 12-day "shipmas" event. On Friday, the company unveiled o3, the successor to the o1 "reasoning" model it released earlier in the year.