Arc Onchain Data API

Get token balances and transactions for Arc. 22 endpoints supported.

Overview

Arc is an open L1 blockchain purpose-built to unite programmable money and onchain innovation with real-world economic activity.

GoldRush offers the most comprehensive Arc 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 Arc 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

Mainnet

Property	Value
Chain Name	arc-mainnet
Chain ID	5042
Network Type	Frontier Chain
Support Level	frontier
Block Explorer	Arc Explorer
Official Website	Arc Website
Native Gas Token	USDC

API Usage

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

Chain Name

• arc-mainnet (mainnet)

Example API Calls

Chain Name (Mainnet)

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

Foundational API Support

This chain supports 22 GoldRush Foundational APIs:

Wallet API

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

Pricing API

• Get historical token prices on Arc

Security API

• Get token approvals for address on Arc

Transactions API

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

Block Explorer API

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

Internal Transactions (with-internal)

Arc supports internal transactions (traces). The Transactions API endpoints marked with-traces above accept the with-internal=true query parameter, which includes internal transactions (the value transfers triggered by contract execution that are not recorded as standalone onchain transactions) in the response.

Internal transactions are included in the response by passing with-internal and cost 0.05 credits/item.

Example API Call

Recent transactions with internal transactions

curl -X GET "https://api.covalenthq.com/v1/arc-mainnet/address/0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045/transactions_v3/?with-internal=true&key=<GOLDRUSH_API_KEY>"

Additional Resources

• GoldRush API Documentation
• Supported Chains List
• API Reference