Soniox

Soniox

Realtime multilingual speech-to-text, text-to-speech & translation API

Freemium - Usage-based pay-as-you-go with a free tier / trial available; enterprise plans and volume discounts available via sales.

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About Soniox

Soniox is a multilingual Speech AI platform offering low-latency streaming speech-to-text, neural text-to-speech, and live translation across 60+ languages. Designed for real-time voice applications, it provides native‑speaker accuracy, seamless language switching, and streaming APIs for building voice assistants, captions, call-centers, and global conversational products.

Key Features

  • Realtime streaming STT with low latency
  • Neural text-to-speech (TTS)
  • Live translation across 60+ languages
  • Seamless language switching for live voice apps
  • High native‑speaker accuracy for global deployments

Who is this for?

Developers and product teams building real-time voice applications (voice assistants, transcription, call centers, conferencing, and multilingual apps).

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