The release of OpenAI's o3-mini comes as DeepSeek's ultra-efficient R1 model sparked a trillion-dollar tech selloff and ...

OpenAI unveiled its new o3-mini model on Friday, offering a "reasoning" model to all ChatGPT users, including those on the free tier for the first time.

Discover OpenAI's o3-mini, a cost-efficient AI model for advanced reasoning tasks like coding and math. Available now on ChatGPT and APIs for free-tier users.