Microsoft has unveiled MAI-Base-2, a mixture-of-experts foundation model with 2.8 trillion total parameters and 80 billion active parameters per token. Microsoft AI announces in an official blog post that the model is now moving into post-training, the stage where developers adapt a base model for tasks such as chat, reasoning, and instruction following. The company …
Microsoft has launched MAI-Transcribe-2-Streaming, a speech-to-text model designed to produce live transcripts with very low delay. Microsoft AI announces the models in an official blog post, alongside the new text-to-speech systems MAI-Voice-2.1 and MAI-Voice-2.1-Flash. The company says MAI-Transcribe-2-Streaming supports 60 languages and can continuously identify the language being spoken. Instead of waiting until a speaker …
Microsoft is expanding its in-house AI portfolio with new image and speech models, while shifting more product traffic away from expensive general-purpose systems. The company has placed MAI-Image-2.5-Pro and MAI-Voice-2-Flash into public preview. MAI-Image-2.5-Pro targets detailed image creation, editing and text within images. MAI-Voice-2-Flash is designed for large-scale speech applications such as contact centres and …
Microsoft has unveiled MAI-Thinking-1, its first in-house advanced reasoning AI model. Jay Peters reports for The Verge that the announcement came at Microsoft’s Build 2026 developer conference, alongside several other new models targeting image generation, transcription, voice, and coding. Microsoft describes MAI-Thinking-1 as its new “flagship” model and a “medium-sized model” that “matches leading models” …