Best Optimism Sepolia RPC Nodes and APIs

Optimism’s Sepolia Testnet

Connect in seconds to Optimism Sepolia via OnFinality's elastic API with a high availability of 99.99% uptime per year.

Optimism’s Sepolia Testnet

Connect to API Service

API Service

API Features

ArchiveTrace

API Based In

FranceN.Virginia

Optimism’s Sepolia Testnet

Additional Info

Project Website

Documentation

Optimism Sepolia Public Endpoint

The below example uses the public API endpoint*. This endpoint is only suitable for testing. To avoid rate limiting and service interruption, sign up now to get your own API key.

* The public endpoint is rate limited

API SERVICE

Unlimited requests, high rate limits

Powerful API analytics

99.99% uptime

Connect via HTTPS or websocket

Decentralised servers hosted globally

Full archive access at no extra cost

PRICING

Calculate Your Costs

Only pay for what you need.

Monthly Response Units

0100M200M300M400M

Total Cost

Free/ Monthly

Recommended Plan: Developer

BLOG

API Service

Dedicated Nodes

Enterprise Nodes

Indexer Services

Network Prototyping Tools

Best Optimism Sepolia RPC Nodes and APIs

API Service

Additional Info

Optimism Sepolia Public Endpoint

The below example uses the public API endpoint*. This endpoint is only suitable for testing. To avoid rate limiting and service interruption, sign up now to get your own API key.

Unlimited requests, high rate limits

Powerful API analytics

99.99% uptime

Connect via HTTPS or websocket

Decentralised servers hosted globally

Full archive access at no extra cost

Calculate Your Costs

Latest Optimism Sepolia Updates!

Never Worry About Infrastructure Again!

Supported Networks

Product

Company

Resources

Sign-Up To Our Newsletter