LiveKit

LiveKit, founded in 2021, provides open source real-time audio and video infrastructure for developers, alongside a hosted platform for building voice, video and physical AI agents. The company began as an open source project; that origin shapes a developer-first approach aimed at making real-time application development easier. Its technology supports multimodal AI interaction across web, mobile and embedded devices.

The product line comprises three parts. LiveKit Media Server, the open source component at the core of the project, handles real-time audio and video routing and transport and facilitates billions of calls annually. LiveKit Platform is a developer platform for building voice, video and physical AI agents; it powers OpenAI's ChatGPT voice mode. LiveKit SDKs are client and server libraries for building real-time applications on web, mobile and embedded devices.

Technical domains include real-time audio and video communication, WebRTC media infrastructure, voice AI agents, physical AI and robotics, multimodal AI interactions, and streaming on embedded and edge devices. The company operates across AI and machine learning, robotics, developer tools and infrastructure, enterprise software, and voice and video communications.

More than 200,000 developers and teams use LiveKit. Its customers range from startups and AI labs to Fortune 500 companies, including OpenAI and AI and robotics laboratories.