Realtime Infrastructure - Build apps where people and agents work on shared data

Realtime room

Stateful realtime WebSocket server

Presence Broadcast Storage Feeds Threads

Realtime sync is the foundation to collaborative AI.

AI multiplies the number of entities working in your product. Liveblocks keeps everything in sync, so concurrent edits and conflicts are handled automatically.

Built-in support for popular sync engines.

Persistent shared data

Data is stored and synced across sessions. No backend to manage.

Global edge network

Realtime rooms runs close to your users. Low latency everywhere.

Ping

Production-ready SDKs

Integrates easily with your existing frontend or state management stack.

Conflict resolution

Concurrent edits are merged automatically. Powered by CRDTs.

Realtime collaboration

See changes instantly with synced data, presence, and events.

Offline support

Keep working offline. Changes sync automatically when reconnected.

Multiplayer undo/redo

Each user maintains their own history, even in shared environments.

A platform you can trust at scale.

Behind every Liveblocks feature is a battle-tested platform built for scale, reliability, and security—trusted by teams shipping to millions of users.

Effortless scaling

Built to handle any traffic on your collaborative experiences.

Minimal configuration

Scale to millions of users. No complex configuration required.

No maintenance required

Spend time building, not maintaining infrastructure.

Enterprise‑ready security

Best-in-class security practices to keep your integration safe. 99.99% Uptime

SOC 2 Learn more

HIPAA Learn more

Monitor your realtime experiences.

Liveblocks provides a robust room-based WebSocket infrastructure you can monitor from the dashboard, with clear visibility into activity, data, and usage.

Active users 1,281

Active rooms 1,990

Comments created 256

Notifications sent 198

Data stored 1.02 GB

More than just realtime infrastructure.

Engage users, fuel creativity, and drive growth with just a few lines of code. Ship collaborative features into your product in days, not months.

\ AI Copilots \ AI assistants that can take actions on behalf of the user. \ Learn more](/content/ai-copilots/index.html)

\ Comments \ Add contextual comments directly inside your product. \ Learn more](/content/comments/index.html)

\ Multiplayer \ Add realtime collaboration to your product experience. \ Learn more](/content/multiplayer/index.html)

\ Notifications \ Embed an inbox in your app and keep users coming back. \ Learn more](/content/notifications/index.html)