CORS Config Generator
Generate CORS configuration for your stack using plain English descriptions of your frontend and backend setup. Supports Express, Fastify, Next.js, and more frameworks with AI-powered configuration generation.
🚀 Stop wrestling with CORS errors. Describe your frontend and backend setup in plain English, and get the exact CORS configuration you need—instantly. Works with Express, Next.js, Fastify, and more. No config files to memorize, no guessing game.
💡 Perfect when you're seeing "CORS blocked" errors, setting up a new API, migrating to a new domain, or adding authentication. Just tell the tool where your frontend and backend live, and it handles credentials, headers, and methods automatically.
✨ One command, zero setup required. Just run npx ai-cors with your stack description and get production-ready code. Part of 110+ free developer tools—no paywalls, no sign-ups.
Requirements
Required environment variable OPENAI_API_KEY for AI-powered configuration generation