Bun Has a Free HTTP Server API: Build Blazing-Fast APIs Without Express

Why Bun's HTTP Server? Bun includes a built-in HTTP server that's 5-10x faster than Node.js + Express. No npm install needed — just Bun.serve() and you have a production-ready server. Quick Start Bun . serve ({ port : 3000 , fetch ( req ) { return new Response ( " Hello World! " ); }, }); console . log ( " Server running on http://localhost:3000 " ); Run: bun run server.ts Routing Bun . serve ({ port : 3000 , async fetch ( req ) { const url = new URL ( req . url ); if ( url . pathname === " /api/users " && req . method === " GET " ) { const users = await db . query ( " SELECT * FROM users " ); return Response . json ( users ); } if ( url . pathname === " /api/users " && req . method === " POST " ) { const body = await req . json (); const user = await db . query ( " INSERT INTO users (name, email) VALUES ($1, $2) RETURNING * " , [ body . name , body . email ]); return Response . json ( user , { status : 201 }); } if ( url . pathname . startsWith ( " /api/users/ " ) && req . method ===