Just as OpenAI launched the o3 and o3-mini models for ChatGPT, a report says training for GPT-5 is falling behind and ...

Sam Altman finished the OpenAI "12 days of shipmas" with a reveal of ChatGPT o3 and a new method called deliberative ...

AI founders and investors told TechCrunch that we're now in the "second era of scaling laws," noting how established methods ...

OpenAI announced a new family of AI reasoning models on Friday, o3, which the startup claims to be more advanced than o1 or ...

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

CEO Sam Altman closed out the 12 Days of OpenAI event Friday with a first look at the company's upcoming o3 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 concluded its "12 Days of OpenAI" event by launching the o3 reasoning model, a major upgrade over its predecessor o1, ...

OpenAI has launched the test phase for its new reasoning AI models, o3 and o3 mini, aiming to advance problem-solving and ...

OpenAI o3 and o3 mini capabilities are showcased during “12 Days of OpenAI”. Know how these powerful AI models are closer to ...

OpenAI detailed that 3o is available in two flavors: a full-featured edition called simply o3 and o3-mini. The latter release ...

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