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 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 ...

Simply put, reasoning models are trained to "think before they speak," meaning they take more time to process the prompt but provide higher-quality responses. As a result, like older models, o3 and o4 ...