Voice & Audio
Speech recognition and synthesis at any scale
Build voice-first experiences with state-of-the-art ASR, TTS, and real-time audio streaming. Hanzo's audio stack supports 50+ languages with human-level accuracy.
What's included
Every feature you need to ship fast and scale confidently.
Speech Recognition (ASR)
Zen Scribe for transcription — streaming and batch. 50+ languages, speaker diarization, punctuation.
Text-to-Speech (TTS)
Zen Dub for natural voice synthesis. 30+ voices, custom cloning, SSML control.
Real-time Voice AI
Zen Live for bidirectional voice conversations. <300ms round-trip with interrupt handling.
Audio Translation
Zen Translator for speech-to-speech translation across languages in real time.
Speaker Identification
Diarize multi-speaker recordings. Track who said what, when.
Audio Embeddings
Embed audio for search, clustering, and cross-modal retrieval.
Use cases
Real workloads, real teams, real impact.
- Voice assistants and IVR automation
- Meeting transcription and intelligence
- Podcast and media accessibility
- Multilingual customer support
- Audio content moderation
Start building today
Get up and running in minutes. Our documentation covers everything from quick start to production deployment.
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Enterprise ready
Deploy with confidence
SOC 2 Type II certified. GDPR and CCPA compliant. 99.99% SLA. Dedicated support engineers for Enterprise plans.