BNB Smart Chain (BSC) Onchain Data API

Get token balances and transactions for BNB Smart Chain (BSC). 28 endpoints supported. Testnet supported.

Overview

BNB Smart Chain (BSC) combines fast block times with low transaction costs, making it one of the most active chains for DeFi and token launches. Full EVM compatibility for easy deployment.

GoldRush offers the most comprehensive BNB Smart Chain (BSC) 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 BNB Smart Chain (BSC) 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.

Read docs

JSON-RPC

Low-latency EVM JSON-RPC with global failover and archive depth. Point your existing tooling at the GoldRush endpoint — no code changes required.

Use cases: dApps, wallets, indexers, bots, and trading infrastructure.

Read docs

Mainnet

Property	Value
Chain Name	bsc-mainnet
Chain ID	56
Network Type	Foundational Chain
Support Level	foundational
Block Explorer	BscScan
Official Website	BNB Smart Chain (BSC) Website
Native Gas Token	BNB

Testnet

Property	Value
Chain Name	bsc-testnet
Chain ID	97
Purpose	Development and testing network
Support Level	foundational
Block Explorer	Bsc Testnet Scan
Native Gas Token	gwei

API Usage

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

Chain Name

• bsc-mainnet (mainnet)
• bsc-testnet (testnet)

Example API Calls

Chain Name (Mainnet)

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

SDK Usage

TypeScript SDK (Mainnet)

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

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

Foundational API Support

This chain supports 28 GoldRush Foundational APIs:

Wallet API

• Get token holders as of any block height (v2) on BNB Smart Chain (BSC)
• Get historical token balances for address on BNB Smart Chain (BSC)
• Get token balances for address on BNB Smart Chain (BSC)
• Get native token balance for address on BNB Smart Chain (BSC)
• Get historical portfolio value over time on BNB Smart Chain (BSC)
• Get ERC20 token transfers for address on BNB Smart Chain (BSC)

NFT API

• Get NFTs for address on BNB Smart Chain (BSC)
• Check ownership in NFT collection on BNB Smart Chain (BSC)
• Check ownership in NFT collection for specific token on BNB Smart Chain (BSC)

Pricing API

• Get pool spot prices on BNB Smart Chain (BSC)
• Get historical token prices on BNB Smart Chain (BSC)

Security API

• Get token approvals for address on BNB Smart Chain (BSC)

Transactions API

• Get a transaction on BNB Smart Chain (BSC) with-traces
• Get transaction summary for address on BNB Smart Chain (BSC)
• Get earliest transactions for address (v3) on BNB Smart Chain (BSC) with-traces
• Get recent transactions for address (v3) on BNB Smart Chain (BSC) with-traces
• Get paginated transactions for address (v3) on BNB Smart Chain (BSC) with-traces
• Get bulk time bucket transactions for address (v3) on BNB Smart Chain (BSC)
• Get all transactions in a block (v3) on BNB Smart Chain (BSC)
• Get all transactions in a block by page (v3) on BNB Smart Chain (BSC)

Block Explorer API

• Get a block on BNB Smart Chain (BSC)
• Get all chain statuses on BNB Smart Chain (BSC)
• Get all chains on BNB Smart Chain (BSC)
• Get block heights on BNB Smart Chain (BSC)
• Get gas prices on BNB Smart Chain (BSC)
• Get log events by contract address on BNB Smart Chain (BSC)
• Get log events by topic hash(es) on BNB Smart Chain (BSC)
• Get logs on BNB Smart Chain (BSC)

JSON-RPC

BNB Smart Chain (BSC) is available on the GoldRush JSON-RPC service. Point your existing EVM tooling (ethers.js, viem, web3.js, or raw HTTP) at the GoldRush endpoint — the standard eth_*, net_*, web3_*, debug_*, and trace_* methods are supported.

Endpoint

https://rpc.goldrushdata.com/v1/bsc-mainnet

Example JSON-RPC Calls

eth_blockNumber

curl https://rpc.goldrushdata.com/v1/bsc-mainnet \
  -H "Authorization: Bearer <GOLDRUSH_API_KEY>" \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"eth_blockNumber","params":[]}'

Sample Methods

• eth_blockNumber on BNB Smart Chain (BSC)
• eth_getBalance on BNB Smart Chain (BSC)
• eth_call on BNB Smart Chain (BSC)
• eth_getLogs on BNB Smart Chain (BSC)
• eth_getTransactionReceipt on BNB Smart Chain (BSC)

See the full method list and per-method examples for BNB Smart Chain (BSC).

Additional Resources

• GoldRush API Documentation
• Supported Chains List
• API Reference