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 ...

OpenAI, the pioneering company behind the popular AI-powered chatbot ChatGPT, has recently unveiled its latest large language models, the o1 series, which includes the o1-preview and o1-mini models.

In response to pressure from rivals including Chinese AI company DeepSeek, OpenAI is changing the way its newest AI model, o3-mini, communicates its step-by-step “thought” process. On Thursday, OpenAI ...

OpenAI has introduced GPT-5.4 mini and GPT-5.4 nano, two small, cost-efficient versions of its flagship AI model. In a press release, OpenAI said that 5.4 nano and mini are “our most capable small ...

OpenAI is slowly inviting selected users to test a whole new set of reasoning models named o3 and o3 mini, successors to the o1 and o1-mini models that just entered full release earlier this month.

OpenAI on Thursday will launch a new AI model, "GPT-4o mini," the artificial intelligence startup's latest effort to expand use of its popular chatbot. The company called the new release "the most ...

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 ...

OpenAI has released a new proprietary AI model in time to counter the rapid rise of open source rival DeepSeek-R1 — but will it be enough to blunt the latter's success? Today, after several days of ...

Microsoft has upgraded its Copilot "Think Deeper" feature to use OpenAI's o3-mini-high model, providing all users with access to advanced reasoning capabilities. Last September, OpenAI announced the ...