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Overview

Cronos zkEVM Mainnet is a zero-knowledge layer 2 network that was launched in a partnership between Cronos Labs and Matter Labs (the team behind zkSync) and Crypto.com.
GoldRush offers the most comprehensive Cronos zkEVM 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 Cronos zkEVM Data APIs provide fast, accurate, and developer-friendly access to the essential onchain data you need.

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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.

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Mainnet

PropertyValue
Chain Namecronos-zkevm-mainnet
Chain ID388
Network TypeCommunity Chain
Support Levelcommunity
Block ExplorerExplorer
Official WebsiteCronos zkEVM Website
Native Gas TokenzkCRO

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API Usage

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

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Chain Name

  • cronos-zkevm-mainnet (mainnet)

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Example API Calls

curl -X GET "https://api.covalenthq.com/v1/cronos-zkevm-mainnet/address/0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045/balances_v2/?key=API_KEY"

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SDK Usage

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

const client = new GoldRushClient("API_KEY");
const resp = await client.BalanceService.getTokenBalancesForWalletAddress({
    chainName: "cronos-zkevm-mainnet",
    walletAddress: "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
});

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Foundational API Support

This chain supports 22 GoldRush Foundational APIs:

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Wallet API

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Pricing API

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Security API

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Activity Feed API

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Block Explorer API

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Additional Resources