Reasoning models are supposed to fact-check themselves by producing a step-by-step plan to find a correct answer. Reading time 3 ...

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

On Friday, ChatGPT-maker OpenAI unveiled its next-generation reasoning model, o3, as the successor to o1, capping off the company ...

What if the secrets to the universe’s most perplexing mathematical riddles were no longer locked away, but instead cracked open ...

The company announced the safety testing of its next frontier model. The company announced the safety testing of its next ...