26 frameworks · 7 languages
Rate limiting and API keys,for the framework you run.
Each guide shows the limiter most teams reach for, what it leaves you to build, and the few lines that add per-customer keys, credits, and plan limits instead.
- Real code from the SDK docs
- Compared with the usual library
- Five minutes to first key
Pick your stack. Every guide runs the same way.
Comparing tools instead?
Honest side-by-sides with Unkey, Zuplo, Kong, AWS API Gateway, RapidAPI, and more — including when they’re the better pick.
Issue your first keyin five minutes.
Free for your first 5 million requests every month. No card, no gateway, no rewrite.