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

The latest AI model from OpenAI achieved an “impressive leap in performance” but it still hasn’t demonstrated what experts ...

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

OpenAI said on Friday it was testing new reasoning AI models, o3 and o3 mini, in a sign of growing competition with rivals ...

After nearly two weeks of announcements, OpenAI capped off its 12 Days of OpenAI livestream series with a preview of its next ...

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

On OpenAI's final day of its 12-day livestream event, the ChatGPT maker announced o3 and o3 mini reasoning models available ...

OpenAI said on Friday it was testing new reasoning AI models, o3 and o3 mini, in a sign of growing competition with rivals ...

New OpenAI o3 and o3-mini models introduced excelling in AI reasoning, safety, and adaptability for diverse applications and ...

OpenAI announced a new o3 reasoning model and it has become the first AI model to crack the hallowed ARC-AGI benchmark.

The artificial intelligence start-up said the new system, OpenAI o3, outperformed leading A.I. technologies on tests that ...

OpenAI marked the conclusion of its “12 Days of OpenAI” announcements with the introduction of two advanced reasoning models: ...