9:33 AM ET · Oct 21

Mistral launches Voxtral 3, a real-time voice-agent stack with new speech models

Mistral AI released Voxtral 3 on Oct. 20: new speech-to-text models covering 50+ languages, a text-to-speech model with 35+ languages and 50+ dialects that adjusts emotion and pace, and a LiveKit-based voice-agent SDK that streams listening, reasoning, tool calls and speech in one pipeline, with each turn finishing in under a second. Agents can take calls over SIP or WebRTC and run on Mistral's EU, US or global API or on a customer's own servers. Transcription starts at $0.0035 a minute.

Source: The Decoder

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Mistral has released new Speech models! Voxtral Small Transcribe 3 takes the #3 spot on the Artificial Analysis Speech to Text leaderboard, and Voxtral 3 TTS enters the top 12 in both Text to Speech arenas @MistralAI has released Voxtral 3: a new Text to Speech model and three
— Artificial Analysis (@ArtificialAnlys) Oct 20, 2026

MISTRAL 🔥: Voxtral 3, a new family of speech-to-text and text-to-speech models, is now available! Voxtral Small Transcribe 3 landed in 3rd on the Artificial Analysis Speech-to-Text leaderboard, and Voxtral 3 TTS ranked in the top 12.
— 🚨 AI News | TestingCatalog (@testingcatalog) Oct 20, 2026

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Mistral launches Voxtral 3, a real-time voice-agent stack with new speech models

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