Ink Onchain Data API

Get token balances and transactions for Ink. 22 endpoints supported. Testnet supported.

Overview

Ink is a cutting-edge L2 blockchain built on Optimism’s Superchain and released by Kraken.

GoldRush offers the most comprehensive Ink 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 Ink 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

Pipeline API

Stream blockchain data directly to your own infrastructure. Push decoded blocks, transactions, event logs, and protocol-specific data into your database, warehouse, queue, or webhook with ABI decoding and SQL transforms built in.

Use cases: Data warehousing, analytics dashboards, ETL pipelines, and backend indexing.

Read docs

Mainnet

Property	Value
Chain Name	ink-mainnet
Chain ID	57073
Network Type	Frontier Chain
Support Level	frontier
Block Explorer	Ink Explorer
Official Website	Ink Website
Native Gas Token	ETH

Testnet

Property	Value
Chain Name	ink-sepolia-testnet
Chain ID	763373
Purpose	Development and testing network
Support Level	frontier
Block Explorer	Ink Sepolia Explorer
Official Website	Ink Testnet Website
Native Gas Token	ETH

API Usage

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

Chain Name

• ink-mainnet (mainnet)
• ink-sepolia-testnet (testnet)

Example API Calls

Chain Name (Mainnet)

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

curl -X GET "https://api.covalenthq.com/v1/ink-sepolia-testnet/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: "ink-mainnet",
    walletAddress: "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
});

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

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

Foundational API Support

This chain supports 22 GoldRush Foundational APIs:

Wallet API

• Get token balances for address on Ink
• Get native token balance for address on Ink
• Get historical portfolio value over time on Ink
• Get ERC20 token transfers for address on Ink

Pricing API

• Get historical token prices on Ink

Security API

• Get token approvals for address on Ink

Transactions API

• Get a transaction on Ink
• Get transaction summary for address on Ink
• Get earliest transactions for address (v3) on Ink
• Get recent transactions for address (v3) on Ink
• Get paginated transactions for address (v3) on Ink
• Get bulk time bucket transactions for address (v3) on Ink
• Get all transactions in a block (v3) on Ink
• Get all transactions in a block by page (v3) on Ink

Block Explorer API

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

Pipeline API Support

This chain supports 4 GoldRush Pipeline API data objects that can be streamed to your infrastructure:

• Blocks
• Transactions
• Logs
• Transfers

Additional Resources

• GoldRush API Documentation
• Supported Chains List
• API Reference