基础设施
LiveKit
开源 WebRTC 实时音视频基础设施——ChatGPT 语音模式背后的引擎。
livekit.io · 收录≠背书 · 2026-09-03 复核
- 创始人
- Russ d’Sa & David Zhao
- 创立
- 2021
- 估值
- $1B · Series C led by Index (Jan 2026)
- 客户
- OpenAI, xAI, Salesforce, Tesla, …
- 在本浪潮中的角色
- Reported WebRTC layer for fal.live rooms
什么是 LiveKit?
面向语音/视频智能体的开源 WebRTC 实时音视频基础设施,最知名的是作为 OpenAI ChatGPT 语音模式的引擎,2026 年 1 月估值达 10 亿美元。在这波实时生成浪潮里,它是 fal.live 这类直播间“据报”采用的传输层。
LiveKit 能做什么
- Open-source WebRTC realtime audio/video infrastructure
- LiveKit Agents framework for voice and video multimodal agents
- Managed LiveKit Cloud alongside the self-hostable open-source core
- Used by voice products, 911 operators, telehealth and live rooms
LiveKit 适合谁?
- Building voice-mode products on top of a proven realtime transport
- Routed live A/V for agents and human-plus-agent apps
- Real-time generative video rooms where a stream needs WebRTC plumbing
LiveKit 的优点与不足
优点
- Proven at very large scale — reported as the engine behind OpenAI’s ChatGPT voice mode
- Open source with a managed cloud, so you can start free and scale
- Unicorn funding ($1B, Jan 2026) backs long-term investment
不足
- An infrastructure layer, not an end product — you still build on it
- Self-hosting at scale is real engineering work
- Any specific link to generative-video rooms (e.g. fal.live) is reported, not documented
别人怎么说
摘自公开报道的原文引用——收集于 2026-09-03。
“LiveKit powers OpenAI’s ChatGPT voice mode.”
“…the raise of $100 million in funding at a $1 billion valuation.”
常见问题
What is LiveKit?
Open-source WebRTC realtime audio/video infrastructure plus an agents framework for building voice and video AI applications.
Is LiveKit open source?
Yes — the core is open source and can be self-hosted; LiveKit Cloud is the managed option.
Who uses LiveKit?
TechCrunch reports OpenAI (ChatGPT voice mode), xAI, Salesforce, Tesla, plus 911 operators and mental-health providers.
Is LiveKit related to fal.live?
Any fal.live↔LiveKit link is reported rather than documented as of Sep 2026.
基础设施中的其他选择
3
fal.ai
低延迟生成式推理平台——这波“由模型直接开播”浪潮背后的底座。fal.ai
Daydream
Open-source, local-first runtime for realtime generative-video pipelines — run a video-diffusion node graph and stream it over WebRTC.livepeer.org