Sign In

Serverless Platform for Realtime Applications

Deploy high-performance, stateful backend apps.
Open-source & self-hostable.

Try Rivet

Book a Demo

actor.ts

Runs on Rivet servers

class ChatRoom extends Actor {
  // receive an remote procedure call from the client
  sendMessage(rpc: Rpc, username: string, message: string) {
    // save message to persistent storage
    this._state.messages.push({ username, message });

    // broadcast message to all clients
    this._broadcast("newMessage", { username, message });
  }
}




client.ts

Runs in the browser

const room = await rivet.get<ChatRoom>({
  name: "room",
  channel: "random"
});

// send a message
button.onclick = () => {
  room.sendMessage("joe_armstrong", input.value);
};

// receive broadcasted message from actor
room.on("newMessage", ({ username, message }) => {
  console.log("New message:", username, message);
});

Rivet comes packed with features

Realtime State Made Easy

Access your data in-memory with persistence & fault tolerance using Rivet Actors.

Documentation

No Servers & No Configuration

Deploy with one command. Scale on demand without any configuration.

Documentation

Run Near Your Users

Automatically distribute your applications to global edge locations for ultra-low latency.

Documentation

Scales to Zero

Only pay for what you use with access to global regions.

Documentation

Simpler Than Lambda, No Timeouts Ever

No execution time limits, no complexity — just better serverless

Documentation

Use Cases

Works with your applications

Explore use cases that Rivet Actors can run.

  • Collaborative Applications

  • Local-First Sync

  • AI Agents

  • Discord Activities

  • Game Servers

Highlights

Build without limits

Scale from zero to millions of users with powerful built-in capabilities.

Run globally near your users

Minimize latency with actors created in regions closest to your users.

Scales to zero

Handle millions of connections with low latency and high-throughput writes while saving costs through instant actor sleep/wake cycles.

Open-source and self-hostable

Rivet is open source under the Apache 2.0 license - customize and deploy it freely without any sales process. Choose between self-hosting or quick deployment with Rivet Cloud.

Resilient to failures

Automatic state preservation protects data during system failures and updates, with built-in safeguards that isolate failures.

Supports data localization

Store data in designated locations to meet data localization compliance requirements.

Powered by V8 isolates

Faster, cheaper, and more lightweight than lambda functions & containers.

Rivet Cloud

Deploy on Rivet Cloud

A full-featured platform that lets
you focus on building.

Team collaboration

Bring your entire team together in one workspace, with no user limits on paid.

DDoS mitigation built-in

Automatic DDoS attack mitigation to protect your application.

Release management

Powerful release management & instant rollbacks.

Zero infrastructure maintenance

Instant scaling without the hassle.

Built-in SSL security

Automatic SSL/TLS for WebSocket connections.

Logging and monitoring included

Monitor detailed actor activity out of the box.

Run Rivet anywhere or in your own cloud

Learn More

Start Riveting

Get Started

Book a Demo