DEX arbitrage bot

The DEX arbitrage bot tracks price difference between DEX exchanges and calculates optimal trade size and profit.

Supported DEXs

• Uniswap V2
• Balancer V2
• Uniswap V3 (soon)

You can search for arbitrage opportunities across any pair of supported DEXs, such as Uniswap V2 & Sushiswap, Uniswap V2 & Balancer V2, Sushiswap & Balancer V2, etc.

Features

• Multiple exchanges, routes, and tokens
• Minimum trade profit
• Finds optimal trade size (binary search – soon)

Install

1. Install Hardhat

npm install --save-dev hardhat

2. Create .env and set Alchemy API key to ALCHEMY_API_KEY

3. Set Ethereum address private key to PRIVATE_KEY in .env

Run

Run mainnet fork node on localhost: npx hardhat node --fork https://eth-mainnet.alchemyapi.io/v2/[API_KEY]

Deploy contracts: npx hardhat --network localhost run scripts/deploy.js

Open console: npx hardhat --network localhost console

Run bot: npx hardhat --network localhost run scripts/trade.js