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 science. At launch, OpenAI CEO Sam Altman said o3 was ...

Microsoft has released its Phi-4-mini-flash-reasoning small language model for on-device AI. With this, the Redmond giant promises a much more efficient Phi model strong in math and logic. Microsoft has introduced the new Phi-4-mini-flash-reasoning small ...

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 reasoning model and the first of its kind the company ...

On Friday, OpenAI made o3-mini, the company's most cost-efficient AI reasoning model so far, available in ChatGPT and the API. OpenAI previewed the new reasoning model last December, but now all ChatGPT Plus, Team, and Pro users have full access to o3-mini.

OpenAI today made its o3-mini large language model generally available for ChatGPT users and developers. Word of the launch leaked a few hours earlier. According to Wired, OpenAI brought o3-mini’s release date forward in response to R1, the reasoning ...

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 system called o3, but the launch comes at a pivotal moment ...

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 when OpenAI is aiming to keep up with Chinese company DeepSeek. According to OpenAI, o3-mini "advances the boundaries" of what's possible with smaller, more efficient models.