{Provider}.{Model}.{voice_id}
- Telnyx:
Telnyx.Qwen3TTS.33226e69-3abd-429b-b64a-86775c9b5850 - Minimax:
Minimax.speech-2.8-turbo.TB4ZMVKanThGeldiw8rLBEg21v4ifjUTRgLpkodJxpMYV
provider, provider_supported_models, and provider_voice_id fields.
AI Assistants
Select your custom voice in the assistant’s voice settings. Telnyx clones appear under Telnyx / Qwen3TTS, Minimax clones under Minimax.Call Control
Pass the voice ID in thevoice field of the speak command.
TTS WebSocket
Pass the voice ID as thevoice query parameter on the WebSocket URL.
See the TTS streaming guide for the full connection flow.