OpenAI is starting to roll out o1-mini, it's new AI model, to free ChatGPT users. This model can solve complex problems and is more accurate than its predecessors. Users can access o1-mini from the desktop version of ChatGPT by clicking on "ChatGPT Auto" and selecting o1-mini from the "Alpha Models" menu. o1-mini is a streamlined version of OpenAI's o1 model, specifically optimized for STEM applications. For math and programming tasks, o1-mini nearly matches the performance of the full o1 model. Recently, OpenAI also increased the usage limit for o1-mini for Plus and Team users.