OpenAI released its newest reasoning model, called o3-mini, on Friday. OpenAI says the model delivers more intelligence than OpenAI’s first small reasoning model, o1-mini, while maintaining o1-mini’s ...

UPDATE: Apr. 16, 2025, 2:18 PM EDT Now that the OpenAI livestream has ended, this article has been updated with the latest information about the o3 and o4-mini launch. OpenAI's o3 and o4-mini models ...

OpenAI on Friday released the latest model in its reasoning series, o3-mini, both in ChatGPT and its application programming interface (API). It had been in preview since December 2024. The company ...

OpenAI today released o3-mini, a new, more cost efficient model that's available for both ChatGPT and the OpenAI API starting today. OpenAI previewed o3-mini in December, but it is ready at a time ...

o3-mini should outperform o1 and provide faster, more accurate answers. o3-mini should outperform o1 and provide faster, more accurate answers. is a senior editor and author of Notepad, who has been ...

OpenAI has released o3-mini, providing a more powerful model to face off against the dark horse DeepSeek in what is shaping up to be an epic power struggle. The reasoning model is designed to be much ...

A mere two days after announcing GPT-4.1, OpenAI is releasing not one but two new models. The company today announced the public availability of o3 and o4-mini. Of the former, OpenAI says o3 is its ...

OpenAI says o3-mini is better than other small, efficient models. It's good at STEM subjects like science, math, and coding. It can search for up-to-date answers and give you links to websites. This ...

Over the last week, OpenAI’s place atop the AI model hierarchy has been heavily challenged by Chinese model DeepSeek. Today, OpenAI struck back with the public release of o3-mini, its latest simulated ...