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 ...

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

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

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

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

The new o3 models did so well on a prominent benchmark that some immediately questioned whether OpenAI had in fact achieved ...

OpenAI ended its “12 Days of OpenAI” product-launch spree by unveiling the successor to its first “reasoning” model.

For 12 days straight, OpenAI unveiled 'new things, big and small.' Here's what's new today and a full round-up of all the ...

OpenAI Testing New Reasoning AI Models: o3 and o3-mini; Could They Compete with Google's Gemini 2.0 Flash Thinking Mode?

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

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