SushiSwap: find pair addresses on sushi and uni

findSushiPairs.js

const ethers = require('ethers')

const factoryArtifact = require('@uniswap/v2-core/build/UniswapV2Factory.json')

const provider = new ethers.JsonRpcProvider('https://mainnet.infura.io/v3/abc')

const SUSHI_FACTORY = '0xC0AEe478e3658e2610c5F7A4A2E1777cE9e4f2Ac'
const UNI_FACTORY = '0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f'
const USDC = '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48'
const WETH = '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2'

const sushiFactory = new ethers.Contract(SUSHI_FACTORY, factoryArtifact.abi, provider)
const uniFactory = new ethers.Contract(UNI_FACTORY, factoryArtifact.abi, provider)

const main = async () => {
    const sushiPair = await sushiFactory.getPair(USDC, WETH)
    const uniPair = await uniFactory.getPair(USDC, WETH)
    console.log('sushiPair', sushiPair)
    console.log('uniPair', uniPair)
}
main()

package.json

{
  "name": "01",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "@uniswap/v2-periphery": "^1.1.0-beta.0",
    "@uniswap/v3-core": "^1.0.1",
    "ethers": "^6.3.0"
  }
}