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Cyber

The only Cyber
provider you’ll ever need

Build on Cyber 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 freeContact sales

Trusted by the best

Battle-tested
infrastructure
for Cyber 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 Cyber,
all under one account

2 supported networks
  • Cyber L2 Sepolia
  • Cyber L2 Mainnet
  • 01
  • 02
  • 03
  • 04
  • 05
  • 06
  • 07
  • 08
  • 09
  • 10
// 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 Cyber with one line of code and get unparalleled latency, reliability, and scalability.

Create an EndpointLearn more

Looking for something dedicated?

Check out clusters
2 supported networks
  • Cyber L2 Sepolia
  • Cyber L2 Mainnet
Streaming block data
18% complete
137 blocks till tip
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

Real-time data and historical backfills

Stream data from Cyber to your application in real-time. Monitor transactions, logs, and more.

Launch a StreamLearn more

Indexing chain data?

Check out our backfill templates
2 supported networks
  • Cyber L2 Sepolia
  • Cyber L2 Mainnet
Functions

Serverless functions for web3 developers

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

Write a FunctionLearn 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 Cyber application.

Browse all our add-ons
Featured
GoldRush Wallet API

GoldRush Wallet API

Fetch multichain ERC20, NFT and native token balances and transfers. Useful for building wallets, portfolio trackers, token gating and airdrop snapshots. Supports 100+ chains.

Learn more about Cyber,
and how to get started

Why build on Cyber?

Cyber is the first restaked Ethereum Layer 2 designed for social engagement and optimized for mass adoption.

i

Cyber is built leveraging the OP Stack, the world's most popular application-specific chain framework.

Launch your own
Doc

Cyber 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.