Supported ChainsFrontierSei
Power Your Sei Apps with Real-Time and Historical Blockchain Data

Sei is the first parallelized EVM, known for being extremely fast and processing multiple transactions at the same time.
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Overview

GoldRush's Sei APIs power everything from weekend side projects to billion-dollar apps.Get fast, accurate Sei data with simple REST or WebSocket APIs. We index the full chain, from genesis to the latest block, covering balances, transactions, logs, pricing, and smart contract events — no node infrastructure required.
Built for:
Learning & experimentingBuild your first Sei app
Trading & DeFiLaunch bots, dashboards, or analytics tools
Building at scaleEnterprise wallets, compliance, or infrastructure

Supported Products

Foundational API

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

Foundational API

Chain nameChain IDBlock explorerBlocktime (seconds)TypeLast Synced Block Timestamp
sei-mainnet
1329
https://seistream.app/1MainnetLoading...

Frequently Asked Questions

No, we don't support any testnets for Sei.

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