Mistral 发布 Voxtral 3 语音模型家族与语音 Agent SDK
Mistral 发布 Voxtral 3 语音模型家族,包含支持 50+ 语言的转写模型 Voxtral Small Transcribe 3、支持 35+ 语言和 50+ 方言的合成模型 Voxtral Mini TTS 3,以及基于 LiveKit 的语音 Agent SDK,把听、推理、工具调用和说话串成一条实时流式管线,每轮响应在 1 秒内完成。转写模型支持说话人分离、上下文偏置和轮次结束检测,Mini 版本为 4B 参数,批量转写定价 $0.0035/min;合成模型定价 $13/1M 字符,支持 30 分钟音频的语音克隆。该家族可通过 Mistral 的欧洲托管 API 或自部署使用,语音 Agent API 搭配 Mistral Small 4 推理时定价 $0.04/min。

te-of-the-art expressiveness and instruction following for 35+ languages and 50+ dialects. At $13 per 1M characters, Voxtral Speech 3 costs less to run than comparable models from OpenAI TTS-1, Deepgram, ElevenLabs Flash and Gemini Flash. The speech model implicitly interprets the semantic meaning of context better, producing natural speech across a diverse range of emotions and languages. New and improved features include voice cloning from 30+ minutes of sampled audio, custom prompt instructio
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