January 31, 2025

On January 31, 2025, OpenAI released the o3-Mini reasoning model, designed to be 24% faster and more accurate than its predecessor, o1-Mini. This model introduces advanced reasoning capabilities accessible to both free and paid ChatGPT users for the first time. It supports complex problem-solving through a 'chain of thought' process and is available via OpenAI's API. The o3-Mini aims to enhance user experience in coding, mathematics, and various inquiries while maintaining lower operational costs compared to previous models.

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