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 ...

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 has introduced GPT-5-Codex-Mini, a cost-efficient model offering 4x the usage with only a minor drop in performance. Back in September, OpenAI announced GPT-5-Codex, a new GPT-5 model that is ...

OpenAI just released o3-mini, a reasoning model that’s faster, cheaper, and more accurate than its predecessor. On Thursday, Microsoft announced that it’s rolling OpenAI's reasoning model o1 out to ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

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 ...

We knew it was coming but OpenAI has made it official and released its o3-mini reasoning model to all users. The new model will be available on ChatGPT starting Friday, though your level of access ...

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 ...