Header category
Rate Limiting & Quota
Headers that tell a caller where it stands against a limit. Documented limits give you the ceiling; these tell you your altitude.
9 headers
634 provider declarations
| Header | Providers | Status | |
|---|---|---|---|
| Retry-After | 229 | permanent | regulated |
| X-RateLimit-Remaining | 96 | de-facto | |
| X-RateLimit-Limit | 95 | de-facto | |
| X-RateLimit-Reset | 76 | de-facto | |
| RateLimit | 33 | de-facto | |
| RateLimit-Policy | 27 | de-facto | |
| RateLimit-Limit | 27 | de-facto | |
| RateLimit-Remaining | 26 | de-facto | |
| RateLimit-Reset | 25 | de-facto |
All categories
Authentication Authorization & Scope Caching Conditional Requests & Concurrency Content Negotiation Representation Metadata Connection & Transport CORS Security Policy Privacy & Consent Rate Limiting & Quota Tracing & Correlation Idempotency & Reliability Versioning & Lifecycle Integrity & Signing Async & Long-Running Cost & Metering Agent & Bot Identity