Voice

LiveKit

Open-source WebRTC infrastructure with native AI plugins for building real-time voice and video agents.

Overview

LiveKit provides a self-hosted or managed media server that natively supports AI voice agent architectures through its Agent Framework and ecosystem plugins. It handles WebRTC, SFU routing, and audio processing while exposing simple APIs to plug in any STT/TTS/LLM.

Best for

custom voice agent architectures
real-time audio processing
self-hosted AI voice infra

Trade-offs

vs Vapi

LiveKit gives full open-source control and lower long-term costs; Vapi offers a fully managed, faster-to-shipping SaaS experience.

What XeroHack pre-wires

When you pick LiveKit in the interview, the engine emits these files into your scaffold:

voice-agent
transcription
audio-processing

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