// Arbitrum One

The only Arbitrum One
provider you’ll ever need

Build on Arbitrum One 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

// Core Products

Battle tested infrastructure
for Arbitrum One 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.

// Build

Everything you need to build on Arbitrum One,
all under one account

// 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()

2 supported networks

Mainnet
Sepolia Testnet

Reliable & scalable
RPC endpoints

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

Try free Learn more

// Build

Learn more about Arbitrum One,
and how to get started

Why build on Arbitrum One?

Arbitrum is a Layer 2 scaling solution for Ethereum, utilizing optimistic rollups to enhance transaction throughput and reduce fees. It maintains strong security by leveraging Ethereum's consensus mechanism, making it ideal for developers seeking scalability without compromising security.

Get Started

// Chain metrics

Transaction Cost
$0.01226

// Webhook Received
Just now
{ "id": 27774258, "eventType": "transfer", "chain": "Arbitrum One", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }
// Webhook Received
Just now
{ "id": 27774258, "eventType": "transfer", "chain": "Arbitrum One", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }
// Webhook Received
Just now
{ "id": 27774258, "eventType": "transfer", "chain": "Arbitrum One", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }

2 supported networks

Mainnet
Sepolia Testnet

Real-time webhooks

No-code webhooks with guaranteed delivery, custom JavaScript logic, and built-in reorg handling.

Create a webhook Learn about webhooksLearn More

Want to stay updated?

Docs

Guides

Want to stay updated?

Docs

Guides

The only Arbitrum One
provider you’ll ever need

Battle tested infrastructure
for Arbitrum One builders

400 billion+

99.99%

2.5x

24/7

Everything you need to build on Arbitrum One,
all under one account

Reliable & scalable
RPC endpoints

Learn more about Arbitrum One,
and how to get started

Why build on Arbitrum One?

Real-time webhooks

Historical Backfills

Supercharge your dApp with
add-on services

MEV Protection & Recovery

Arbitrum RPC Docs

Want to stay updated?

Docs

Guides

Want to stay updated?

Docs

Guides

The only Arbitrum One provider you’ll ever need

Battle tested infrastructure for Arbitrum One builders

400 billion+

99.99%

2.5x

24/7

Everything you need to build on Arbitrum One, all under one account

Reliable & scalable RPC endpoints

Learn more about Arbitrum One, and how to get started

Why build on Arbitrum One?

Real-time webhooks

Historical Backfills

Supercharge your dApp with add-on services

MEV Protection & Recovery

Arbitrum RPC Docs

The only Arbitrum One
provider you’ll ever need

Battle tested infrastructure
for Arbitrum One builders

Everything you need to build on Arbitrum One,
all under one account

Reliable & scalable
RPC endpoints

Learn more about Arbitrum One,
and how to get started

Supercharge your dApp with
add-on services