Soniox TTS plugin guide | LiveKit Documentation

Available in

Python

Overview

This plugin allows you to use Soniox as a TTS provider for your voice agents.

Install the plugin from PyPI:

uv add "livekit-agents[soniox]~=1.5"

The Soniox plugin requires an API key from the Soniox console.

Set SONIOX_API_KEY in your .env file.

Use Soniox TTS within an AgentSession or as a standalone speech generator. For example, you can use this TTS in the Voice AI quickstart.

from livekit.plugins import soniox

session = AgentSession(
    tts=soniox.TTS(
    ),
    # ... llm, stt, etc.
)

This section describes some of the available parameters. See the plugin reference for a complete list of all available parameters.

modelstringDefault: tts-rt-v1-preview

Soniox TTS model to use. See documentation for a complete list of supported models.

voicestringDefault: Maya

Voice to use for synthesis. For available options, see the Soniox TTS voices list.

languagestring]Default: en

Language code for the input text (such as "en", "es", "fr"). For supported values, see the Soniox TTS languages list.

The following resources provide more information about using Soniox with LiveKit Agents.

The livekit-plugins-soniox package on PyPI.

Reference for the Soniox TTS plugin.

View the source or contribute to the LiveKit Soniox TTS plugin.

Soniox's full docs site.