Supported ChainsFoundationalOptimism Sepolia Testnet
Power Your Optimism Sepolia Testnet Apps with Real-Time and Historical Blockchain Data

Optimism Sepolia Testnet (OP Sepolia) is the latest test network.
Hero Primary

Overview

GoldRush offers the most comprehensive Optimism Sepolia Testnet Data API suite for developers, analysts, and enterprises. Whether you're building a DeFi dashboard, a wallet, a trading bot, an AI agent or a compliance platform, our Optimism Sepolia Testnet APIs provide fast, accurate, and developer-friendly access to the essential onchain data you need.GoldRush indexes the full Optimism Sepolia Testnet chain, from genesis to the latest block, across multiple data types: balances, transactions, logs, internal transfers, pricing, and smart contract events. You get complete, verifiable coverage without running your own node infrastructure.

Supported Products

sdk

Foundational API

Access structured historical data on any address using REST APIs.
Square BulletToken Balances
Square BulletTransactions and Wallet Activity
Square BulletRender NFT metadata and balances
Square BulletSecurity and Approvals API

Foundational API

Chain nameChain IDBlock explorerBlocktime (seconds)TypeLast Synced Block Timestamp
optimism-sepolia
11155420
https://optimism-sepolia.blockscout.com/2TestnetLoading...

Frequently Asked Questions

No, we don't support any testnets for Optimism Sepolia Testnet.

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