OpenAI has released two compact models in its GPT‑5.4 family, branded GPT‑5.4 mini and GPT‑5.4 nano, and is promoting them as ...

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 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 ...

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 ...

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 ...

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 ...

OpenAI’s latest reasoning model, o3 mini, is now official, with the company’s CEO, Sam Altman having recently shared details about the technology on X. He noted the model should be ready for rollout ...

OpenAI has introduced GPT-5.4 mini and nano, bringing faster performance and significantly lower costs to high-volume AI ...