Cursor Hello World

A hands-on 10-minute walkthrough of Cursor's four core AI features: Tab Completion, Chat, Inline Edit, and Composer.

Setup

mkdir cursor-hello && cd cursor-hello
npm init -y
npm install typescript tsx @types/node --save-dev
npx tsc --init

Open the project in Cursor: cursor . (or File > Open Folder).

Exercise 1: Tab Completion

Create src/utils.ts. Start typing and let Tab complete: