| Header | Meaning |
|---|---|
| X-RateLimit-Limit | 100 |
| X-RateLimit-Remaining | Calls left in this window |
| X-RateLimit-Reset | Unix epoch (seconds) when the window resets |
429 rate_limit_error / rate_limit_exceeded when over. Back off until X-RateLimit-Reset. /me counts. GET /api/v1/openapi.json is not this window when the host serves it unauthenticated.