# Metered > Metered provides real-time communication infrastructure: a Video/Voice SDK, TURN Server Service, Global Cloud SFU, and Realtime Messaging. ## Docs - [Metered Video SDK](https://www.metered.ca/docs/llms-video-sdk.txt): JavaScript SDK for video/voice calls, recording, live streaming, composition, RTMP out, and the Video REST API - [Metered TURN Server](https://www.metered.ca/docs/llms-turn-server.txt): TURN Server as a Service with credential management and usage tracking REST API - [Metered Global Cloud SFU](https://www.metered.ca/docs/llms-sfu.txt): Pub-sub SFU for audio, video, and data channels using native WebRTC + HTTP REST API - [Metered Realtime Messaging](https://www.metered.ca/docs/llms-realtime-messaging.txt): WebSocket pub/sub + direct messaging for WebRTC signalling, AI agent communication, IoT telemetry, chat/presence, and collaborative apps. Built-in TURN integration. The official `@metered-ca/realtime` SDK runs in the browser, Node, and React Native. - [Metered Embed SDK](https://www.metered.ca/docs/llms-embed.txt): Embed video chat into any app or website via iframe SDK - [Complete Reference (all products)](https://www.metered.ca/docs/llms-full.txt): All products combined into one file ## API Reference - [OpenAPI Spec (Video SDK REST API)](https://www.metered.ca/docs/apidoc.yaml): OpenAPI 3.0 specification for room management, recordings, access tokens, and live streaming APIs - [OpenAPI Spec (Realtime Messaging)](https://www.metered.ca/docs/realtime-messaging-openapi.yaml): OpenAPI 3.0 specification for the Realtime Messaging REST control plane (tokens, channels, peers, usage) ## Links - [Documentation](https://www.metered.ca/docs/) - [Dashboard](https://dashboard.metered.ca) - [Pricing](https://www.metered.ca/pricing)