Microsoft AI Introduces Proprietary Foundation, Voice Models
September 3, 2025
Microsoft is rolling out its first internally developed AI models. Branded Microsoft AI (MAI), the two initial releases are MAI-Voice-1, a “highly expressive and natural speech generation model,” and MAI-1-preview, a mixture-of-experts LLM designed for consumer facing applications. The move demonstrates Microsoft’s intent to move beyond exclusive reliance on OpenAI models to power its Copilot assistant and other applications. By striking out on its own, Microsoft is paving a smoother road for OpenAI’s transition to a for-profit entity, which the company is scheduled to initiate by the end of the year. Continue reading Microsoft AI Introduces Proprietary Foundation, Voice Models