“The introduction of the o3 models highlights the untapped possibilities of AI reasoning capabilities,” writes Amanda Caswell ...

The cost of new AI models can add up quickly. A new “o3” model from OpenAI costs $20 per task. Why Microsoft is paying close ...

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.

Welcome back to Week in Review. This week, we’re looking at OpenAI’s last — and biggest — announcement from its “12 Days of ...

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

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

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.

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