@matterlabs/hardhat-zksync-verify/src/explorers/zksync-etherscan/chain-config.ts

Hardhat plugin to verify smart contracts for the ZKsync network

import { ChainConfig } from '@nomicfoundation/hardhat-verify/types';

export const builtinChains: ChainConfig[] = [
    {
        network: 'zksyncmainnet',
        chainId: 324,
        urls: {
            apiURL: 'https://api-era.zksync.network/api',
            browserURL: 'https://era.zksync.network/',
        },
    },
    {
        network: 'zksyncsepolia',
        chainId: 300,
        urls: {
            apiURL: 'https://api-sepolia-era.zksync.network/api',
            browserURL: 'https://sepolia-era.zksync.network/',
        },
    },
];