opBNB Onchain Data API

Overview

opBNB is an optimized L2 solution that offers low fees and high throughput for BNB Chain.

GoldRush offers the most comprehensive opBNB 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 opBNB Data APIs provide fast, accurate, and developer-friendly access to the essential onchain data you need.

Supported APIs

Foundational API

Access structured historical blockchain data across 100+ chains using REST APIs. Get token balances, transaction histories, decoded event logs, NFT assets, token holders and more.

Use cases: Wallets, portfolio trackers, crypto accounting & tax tools, and DeFi dashboards.

Mainnet

Property	Value
Chain Name	`bnb-opbnb-mainnet`
Chain ID	`204`
Network Type	Community Chain
Support Level	community
Block Explorer	Explorer
Official Website	opBNB Website
Native Gas Token	BNB

API Usage

To use this blockchain network in GoldRush API calls, use:

Chain Name

bnb-opbnb-mainnet (mainnet)

Example API Calls

curl -X GET "https://api.covalenthq.com/v1/bnb-opbnb-mainnet/address/0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045/balances_v2/?key=<GOLDRUSH_API_KEY>"

SDK Usage

import { GoldRushClient } from "@covalenthq/client-sdk";

const client = new GoldRushClient("<GOLDRUSH_API_KEY>");
const resp = await client.BalanceService.getTokenBalancesForWalletAddress({
    chainName: "bnb-opbnb-mainnet",
    walletAddress: "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
});

Foundational API Support

This chain supports 22 GoldRush Foundational APIs:

Wallet API

Pricing API

Historical Token Price API on opBNB

Security API

Token Approvals API on opBNB

Transactions API

Block Explorer API

Block API on opBNB
Block Heights API on opBNB
Chain Status API on opBNB
Contract Event Logs API on opBNB
Event Logs API on opBNB
Event Logs by Topic Hash API on opBNB
Gas Price API on opBNB
Supported Chains API on opBNB

Overview

Popular Chains 🔥

Foundational Chains

Frontier Chains

Community Chains

Archived Chains

Overview

Supported APIs

Foundational API

Mainnet

API Usage

Chain Name

Example API Calls

SDK Usage

Foundational API Support

Wallet API

Pricing API

Security API

Transactions API

Block Explorer API

Additional Resources

​Overview

​Supported APIs

Foundational API

​Mainnet

​API Usage

​Chain Name

​Example API Calls

​SDK Usage

​Foundational API Support

​Wallet API

​Pricing API

​Security API

​Transactions API

​Block Explorer API

​Additional Resources

Overview

Supported APIs

Mainnet

API Usage

Chain Name

Example API Calls

SDK Usage

Foundational API Support

Wallet API

Pricing API

Security API

Transactions API

Block Explorer API

Additional Resources