Cloudflare Workers Has a Free API — Deploy Code to 300+ Edge Locations

Cloudflare Workers lets you run JavaScript/TypeScript at the edge — 300+ locations worldwide, 0ms cold starts, and a generous free tier (100K requests/day). Deploy APIs, full-stack apps, or middleware that runs closer to your users than any server. Why Workers? 0ms cold start — V8 isolates, not containers 300+ locations — code runs near every user Free tier — 100K requests/day, 10ms CPU/request Built-in storage — KV, D1 (SQLite), R2 (S3-compatible), Durable Objects Quick Start npm create cloudflare@latest myworker cd myworker npm run dev # Local development npm run deploy # Deploy to edge Basic Worker export default { async fetch ( request : Request , env : Env ): Promise < Response > { const url = new URL ( request . url ); if ( url . pathname === ' /api/hello ' ) { return Response . json ({ message : ' Hello from the edge! ' }); } if ( url . pathname === ' /api/users ' && request . method === ' POST ' ) { const body = await request . json (); return Response . json ({ created : body