Microsoft unveils new AI models to lessen reliance on OpenAI and lower costs for developers

Microsoft CEO Satya Nadella attends the World Economic Forum meeting in Davos, Switzerland, on Jan. 20, 2026. Denis Balibouse | Reuters Microsoft has been a major player in the artificial intelligence boom, providing key cloud infrastructure and services and taking multibillion-dollar equity stakes in OpenAI and Anthropic. Now the company is making a concerted effort to compete with proprietary models. At its Build developer conference in San Francisco on Tuesday, Microsoft announced MAI-Code-1-Flash, its inaugural model that takes written descriptions from people and spits out source code for applications and websites. The AI coding market, or vibe coding, has taken off of late, with developers and people without technical backgrounds using text-based prompts to produce sophisticated software. For Microsoft, there are economic benefits to providing its own models that can be passed onto developers as costs jump for using the leading models. Microsoft can run its models on its own Azure cloud infrastructure and avoid paying third parties such as OpenAI. In May, Google announced the Gemini 3.5 Flash model that can code and carry out other tasks, running in the search company's data centers. In addition to MAI-Code-1-Flash, Microsoft is introducing MAI-Thinking-1, a reasoning model, and is playing up the efficiency for both offerings. …