1. Environment Setup

In this chapter, you’ll learn—step by step—how to supply WETH as collateral, then borrow USDC from Compound V3 on the Sepolia testnet. Each code snippet is explained in detail, so beginners can follow along easily.

• Create a new folder for your project and navigate into it:

› mkdir compound-comet-tutorial

› cd compound-comet-tutorial

• Initialize it as an npm project:

› npm init -y

• Install the required dependencies:

› npm install ethers dotenv