The only OP Mainnet
provider you’ll ever need
Build on OP Mainnet with the fastest RPC Nodes, a comprehensive library of web3 APIs, and the most performant blockchain ETL tools—all backed by enterprise-grade infrastructure.
Battle tested infrastructure
for OP Mainnet 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 OP Mainnet,
all under one account
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- Mainnet
- Sepolia Testnet
Reliable & scalable
RPC endpoints
Connect to OP Mainnet with one line of code and get unparalleled latency, reliability, and scalability.
- // Webhook ReceivedJust now
{ "id": 27774258, "eventType": "transfer", "chain": "OP Mainnet", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }
- // Webhook ReceivedJust now
{ "id": 27774258, "eventType": "transfer", "chain": "OP Mainnet", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }
- // Webhook ReceivedJust now
{ "id": 27774258, "eventType": "transfer", "chain": "OP Mainnet", "timestamp": 1744984842549, "address": "0x57cfd5d72a6a2f72", "amount": "39.697", "token": "AAVE", "timeAgo": "45 min ago" }
- Mainnet
- Sepolia Testnet
Real-time webhooks
No-code webhooks with guaranteed delivery, custom JavaScript logic, and built-in reorg handling.
- Mainnet
- Sepolia Testnet
Historical Backfills
Deliver raw or filtered historical blockchain data sequentially, with guaranteed delivery and flexible batching options.
Supercharge your dApp with
add-on services
Integrate with add-on services and tools to enhance the
functionality of yourOP Mainnet application.
Learn more about OP Mainnet,
and how to get started
Why build on OP Mainnet?
OP Mainnet is a Layer 2 scaling solution for Ethereum that uses optimistic rollups to increase transaction speed and reduce costs. It offers full EVM compatibility, enabling developers to deploy existing Ethereum smart contracts with minimal changes, thus enhancing scalability and user experience.
- Transaction Cost$0.02537
- Transaction Speed2 sec
- Throughput8.69 tps
- User Activity73.9K addr
- Active Developers342 devs
- Total Value Locked$641.0M
- Stablecoin Market Cap$1.4B
- Stablecoin Volume$531.7M
OP Mainnet 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.