rsnext/examples/api-routes-rate-limit/README.md

API Routes Rate Limiting Example

This example uses lru-cache to implement a simple rate limiter for API routes (Serverless Functions).

Demo: https://nextjs-rate-limit.vercel.app/

curl http://localhost:3000/api/user -I
HTTP/1.1 200 OK
X-RateLimit-Limit: 10
X-RateLimit-Remaining: 9

curl http://localhost:3000/api/user -I
HTTP/1.1 429 Too Many Requests
X-RateLimit-Limit: 10
X-RateLimit-Remaining: 0

Deploy your own

Deploy the example using Vercel:

How to use

Execute create-next-app with npm or Yarn to bootstrap the example:

npx create-next-app --example api-routes api-routes-rate-limit
# or
yarn create next-app --example api-routes api-routes-rate-limit

Deploy it to the cloud with Vercel (Documentation).