Mistral STT integration guide

Overview

LiveKit's Mistral AI plugin provides access to their STT models from the Voxtral family through La Plateforme. You can use Mistral AI with LiveKit Agents for real-time transcription and other speech-understanding tasks.

The Mistral AI plugin also supports LLM models.

Quick reference

This section includes a basic usage example and some reference material. For links to more detailed documentation, see Additional resources.

Installation

Install the LiveKit Mistral AI plugin from PyPI:

pip install livekit-plugins-mistralai

Authentication

The Mistral AI integration requires a Mistral AI API key.

Set the MISTRAL_API_KEY in your .env file.

Usage

Use Mistral AI STT in your AgentSession or as a standalone transcription service. For example, you can use this STT in the Voice AI quickstart.

from livekit.plugins import mistralai

session = AgentSession(
    stt=mistralai.STT(
        model="voxtral-mini-2507"   
    ),
    # ... llm, tts, etc.
)

Parameters

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

Additional resources

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

Python package

The livekit-plugins-mistralai package on PyPI.

Plugin reference

Reference for the Mistral AI STT plugin.

GitHub repo

View the source or contribute to the LiveKit Mistral AI LLM plugin.

Mistral AI LLM docs

Mistral AI LLM documentation.

Mistral AI docs

Mistral AI platform documentation.

Voice AI quickstart

Get started with LiveKit Agents and Mistral AI.