OpenAI's o3-mini is here and available to all users

OpenAI's latest machine learning mode has arrived. On Friday, the company released o3-mini and it's available to try now. What's more, for the first time OpenAI is making one of its "reasoning" models available to free users of ChatGPT. If you want to try it yourself, select the "Reason" button under the message composer to get started. According to OpenAI, o3-mini is faster and more accurate than its predecessor, o1-mini.