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 ...

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 ...

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's o3-mini model is now part of the free tier of ChatGPT, which lets users take full advantage of a significant advancement in AI, particularly for tasks requiring complex reasoning and ...

OpenAI just released o3-mini, a miniature version of its upcoming flagship AI model. The new model is the company’s first “small reasoning model,” capable of using a train-of-thought process to ...

OpenAI announced GPT-4o mini, its "most cost-efficient small model" that could advance the company's position in the artificial intelligence (AI) race. The small model offers more specific ...

According to a new announcement by OpenAI, ChatGPT’s o3-mini model now reveals a step-by-step chain of thought. This update ...

OpenAI on Thursday announced GPT-4o mini, a smaller and less expensive version of its GPT-4o AI model. OpenAI is one of a number of AI companies to develop a version of its best “foundation” model ...

Microsoft Corp.-backed MSFT OpenAI has introduced the o3-mini, a new model in its reasoning series. It will be available on Friday in both ChatGPT and the API. What Happened: The o3-mini model, ...