Microsoft AI (MAI) might eventually replace OpenAI's o1 in Copilot. Credit: StockStudio / Shutterstock One of the hottest trends right now involves work on reasoning AI models — tools that can more or less arrive at the right conclusion on their own. (The best-known reasoning models at the moment are the Chinese Deepseek-R1, as well as o1 and o3-mini from OpenAI. However, credible reports suggest Microsoft has decided to seriously challenge Deepseek and OpenAI by developing its own set of reasoning AI models called Microsoft AI (MAI). If successful, Microsoft would eventually not have to use its partner OpenAI’s o1 models in Copilot, Bloomberg reports. Exactly when MAI might be released to the public is unclear at the moment, though experts expect a launch later this year. SUBSCRIBE TO OUR NEWSLETTER From our editors straight to your inbox Get started by entering your email address below. Please enter a valid email address Subscribe