Text to Speech

Convert text to speech

This endpoint only accepts application/json and application/msgpack.

For best results, upload reference audio using the create model before using this one. This improves speech quality and reduces latency.

To upload audio clips directly, without pre-uploading, serialize the request body with MessagePack as per the instructions.

Audio formats supported:

• WAV / PCM
  • Sample Rate: 8kHz, 16kHz, 24kHz, 32kHz, 44.1kHz
  • Default Sample Rate: 44.1kHz
  • 16-bit, mono
• MP3
  • Sample Rate: 32kHz, 44.1kHz
  • Default Sample Rate: 44.1kHz
  • mono
  • Bitrate: 64kbps, 128kbps (default), 192kbps
• Opus
  • Sample Rate: 48kHz
  • Default Sample Rate: 48kHz
  • mono
  • Bitrate: -1000 (auto), 24kbps, 32kbps (default), 48kbps, 64kbps