OpenAI on Friday launched a new AI “reasoning” model, o3-mini, the newest in the company’s o family of reasoning models. OpenAI first previewed the model in December alongside a more capable ...

Today, OpenAI struck back with the public release of o3-mini, its latest simulated reasoning model and the first of its kind the company will offer for free to all users without a subscription.

OpenAI just released o3-mini, a miniature version of its upcoming flagship AI model. The new model is the company’s first “small reasoning model,” capable of using a train-of-thought process ...