LiveKit Documentation

The platform for voice, video, and physical AI agents.

Get started

Start building with LiveKit.

Agent Builder

Create your first agent in minutes with the Agent Builder.

session = AgentSession(
   stt="assemblyai/universal-streaming",
   llm="openai/gpt-4.1-mini",
   tts="cartesia/sonic-3",
   turn_detection=MultilingualModel()
)

Voice AI quickstart

Build a voice agent in code with this step-by-step guide.

{
  "livekit-docs": {
    "url": "https://docs.livekit.io/mcp"
  }
}

Docs MCP server

Turn your AI coding assistant into a LiveKit expert.

Understanding LiveKit

Dive into concepts and overview of how LiveKit works.

LiveKit reference

Reference docs for LiveKit SDKs and APIs.

End-to-end platform

Tooling and guides no matter where you are in the development lifecycle.

Build

Realtime framework for production-grade multimodal and voice AI agents.

Integrate

Connect your agent to models, systems, and third-party services.

Deploy

Deploy and scale your agent in production.

Observe

Monitor your agent's behavior for quality and reliability.

Common use-cases

Explore common agent use-case examples and recipes.

Customer service agents

Try out typical agent workflows like call center and medical triage assistants.

Telephony implementations

Build agent-powered calling systems.

RAG integrations

Create chatbots with access to knowledge bases.

Vision agents

Create AI assistants that process video input.

SDKs and tools