Release
Microsoft AI releases MAI-Transcribe-2-Streaming and MAI-Voice-2.1 speech models
Microsoft AI announced three speech models on October 1, 2026. MAI-Transcribe-2-Streaming is a real-time transcription model that Microsoft says covers 60 languages with automatic, continuous language detection. MAI-Voice-2.1 is a multilingual text-to-speech model that Microsoft says supports 23 languages and 26 locales, and MAI-Voice-2.1-Flash is described as a faster variant with the same languages and features. Microsoft lists Microsoft Foundry, MAI Playground, and Vercel among the places all three can be used. The announcement does not mention published weights or a license.1
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USASI. (2026, October 2). Microsoft AI releases MAI-Transcribe-2-Streaming and MAI-Voice-2.1 speech models. United States of America Superintelligence. https://unitedstatesofamericasuperintelligence.com/news/microsoft-ai-releases-mai-transcribe-2-streaming-and-mai-voice-2-1/
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@misc{usasi_news_microsoft_ai_releases_mai_transcribe_2_streaming_and_mai_voice_2_1,
author = {{USASI}},
title = {Microsoft AI releases MAI-Transcribe-2-Streaming and MAI-Voice-2.1 speech models},
year = {2026},
month = oct,
howpublished = {\url{https://unitedstatesofamericasuperintelligence.com/news/microsoft-ai-releases-mai-transcribe-2-streaming-and-mai-voice-2-1/}},
note = {United States of America Superintelligence. Last updated 2026-10-02}
}The date is when this page was last updated. Add the date you read it if your style needs one.