Ethereum

The only Ethereum
provider you’ll ever need

Build on Ethereum 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 Ethereum builders

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

500 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.

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

3 supported networks

Mainnet
Sepolia Testnet
Hoodi 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 Ethereum with one line of code and get unparalleled latency, reliability, and scalability.

Create an Endpoint Learn more

Looking for something dedicated?

Check out clusters

2 supported networks

Mainnet
Sepolia Testnet

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 Ethereum data to your application sequentially with guaranteed delivery and flexible filtering.

Launch a Stream Learn more

Indexing chain data?

Check out our backfill templates

2 supported networks

Mainnet
Sepolia Testnet

Functions

Serverless functions for web3 developers

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

Write a Function Learn more

Need some inspiration?

Check out our function library

Marketplace

Supercharge your dApp with add-on services

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

Browse all our add-ons

Featured

0x Swap API

Institutional-grade DEX aggregation and smart order routing across 100+ liquidity sources.

At Cielo, we serve over 150,000 users that depend on real-time data. Quicknode is key in making that happen.

Matt Aaron, Co-Founder at Cielo Finance

Learn more about Ethereum,
and how to get started

Why build on Ethereum?

Ethereum is a pioneering smart contract platform that introduced the concept of decentralized applications (dApps). Its robust developer community and extensive tooling make it a prime choice for building versatile and secure dApps.

Chain Metrics

Transaction Cost
$3.18142
Transaction Speed
12.06 sec
Throughput
13.16 tps
User Activity
358.4K addr
Active Developers
3.2K devs
Total Value Locked
$48.2B
Stablecoin Market Cap
$80.5B
Stablecoin Volume
$13.5B

Doc

Ethererum RPC Docs

Browse our robust documentation for all of our supported chains and learn how to call RPC methods using up-to-date libraries and code examples across Python, Ruby, JavaScript, and cURL.

Guide

Ethereum Developer Resources

Developer resources to level up your Ethereum game.

Course

DeFi Development with Ethereum

In this course, you will build a decentralized exchange (DEX) platform on Ethereum Sepolia.