Build Low-Latency Voice Assistants: Complete Guide to AgentOS 2 Live with OpenAI Realtime API

AgentOS 2 Live: A Hands-On Guide to Building Low-Latency Voice Assistants with OpenAI Realtime API Quick Summary AgentOS 2 Live is an open-source, full-stack platform for creating real-time voice assistants using OpenAI’s Realtime API (powered by GPT-4o realtime). It delivers end-to-end voice-to-voice conversations with very low latency, built-in voice activity detection (VAD), animated robot face visualization, modular tool calling, and even hardware control integration for OrionStar robots. The project uses a clean monorepo structure (npm workspaces) with React + TypeScript on the front end, Node.js + Express + WebSocket on the back end, and a dedicated Android WebView bridge for …