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 ...

On the last day of OpenAI's 12 days of 'shipmas,' the company unveiled its latest models, o3 and o3-mini, which excel at reasoning and even outperform o1 on a series of benchmarks, including math and ...

After nearly two weeks of announcements, OpenAI capped off its 12 Days of OpenAI livestream series with a preview of its next-generation frontier model. “Out of respect for friends at Telefónica ...

Simply put, reasoning models are trained to "think before they speak," meaning they take more time to process the prompt but provide higher-quality responses. As a result, like older models, o3 and o4 ...

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 ...