Fuse

The only FuseJust added!
provider you’ll ever need

Build on Fuse with the fastest RPC Nodes, a comprehensive library of web3 APIs, and the most performant blockchain ETL tools—all backed by enterprise-grade infrastructure.

Try free Contact sales

Trusted by the best

Battle-tested
infrastructure
for Fuse builders

Providing performance and reliability at scale for the world's top businesses and onchain projects. Join them.

400 billion+

API requests handled monthly, we can handle any volume you need.

99.99%

Uptime SLA ensures you're only paying while we're online.

2.5x

Faster API response times than our competitors.

24/7

Access to our support team, Discord community, and docs.

Everything you need to build on Fuse,
all under one account

1 supported network

Fuse Ember Testnet

// import the QuickNode SDK

import { Core } from '@quicknode/sdk'

// create a connection to your endpoint

const core = new Core({

endpointUrl: "https://docs-demo.quiknode.pro/",

})

// call the getBlockNumber method

core.client.getBlockNumber()

Core RPC API

Reliable & scalable
RPC endpoints

Connect to Fuse with one line of code and get unparalleled latency, reliability, and scalability.

Create an Endpoint Learn more

Looking for something dedicated?

Check out clusters

Streaming block data

18% complete

Streaming in progress

Last streamed block: 10343453

Webhook destination

https://quicknode.com/api/webhook

Payload logs

View all logs

10343454
Retry 1 of 3...
10343454
Handshake error
10343454
1 min ago
10343454
1 min ago
10343454
1 min ago

Streams

Blockchain data delivered to you

Stream live and historical Fuse data to your application sequentially with guaranteed delivery and flexible filtering.

Learn more

Not yet supported on Fuse

Functions

Serverless functions for web3 developers

Filter, transform, and enrich blockchain data in real-time with serverless functions, optimized for web3.

Learn more

Not yet supported on Fuse

Marketplace

Supercharge your dApp with add-on services

Integrate with add-on services and tools to enhance the functionality of your Fuse application.

Browse all our add-ons

Learn more about Fuse,
and how to get started

Why build on Fuse?

Fuse delivers a business-focused L2 solution with low fees and high throughput, powered by Polygon CDK and QuickNode's RaaS infrastructure. The platform offers ready-to-use financial tools, payment solutions, and developer resources for rapidly launching Web3 applications with enterprise-grade reliability.

Fuse is built leveraging the Polygon CDK, the world's most popular application-specific chain framework.

Launch your own Rollup

Blog

QuickNode and Fuse Launch L2 on Polygon CDK

Fuse and QuickNode partner to deliver the first Layer 2 blockchain solution designed specifically for businesses, powered by Polygon CDK technology and QuickNode's industry-leading RaaS infrastructure.

Tool

Fuse Faucet

Get testnet tokens instantly to start building and testing your applications.

The only FuseJust added! provider you’ll ever need