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Expand Up @@ -16,6 +16,12 @@ For more details, refer to [RFC 6585](https://tools.ietf.org/html/rfc6585).

Servers use this status code to prevent excessive API requests from overloading the system. For example, a client making repeated API calls within a short time frame may trigger a 429 response. Websites or services may impose rate limits to manage traffic spikes or prevent abuse, temporarily blocking excessive requests from users.

### R2 Managed Public Buckets

Cloudflare applies rate limiting to requests for R2 managed public buckets accessed via r2.dev. This helps protect customers from abuse and overuse of public buckets.

For more details, refer to [Rate limiting on managed public buckets through r2.dev](/r2/platform/limits/#rate-limiting-on-managed-public-buckets-through-r2dev).

### Cloudflare-specific information

- **Cloudflare API limits**
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