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Welcome

SCloud CDN offers a powerful API for high-performance content delivery, on-the-fly image processing, and secure file management.

Base URLs

The API is split across two domains to optimize for delivery performance and upload handling:
PurposeBase URLRestriction
Basic Endpointhttps://cdn.sacul.cloudGlobal access
Premium Endpointhttps://upload-cdn.sacul.cloudPro subscription required
The cdn.sacul.cloud domain has a request body limit of 100MB, suitable for most file uploads.

Endpoints

Authentication

All management operations (Upload/Delete) require authentication. Content delivery is generally public unless configured otherwise.

Methods

  1. Bearer Token (Recommended) Add the following header to your requests:
    Authorization: Bearer <your-api-key>
    
  2. Query Parameter Append the key to your URL:
    ?apiKey=<your-api-key>
    

Rate Limits

We implement rate limiting to ensure fair usage and stability. The limits differ based on the type of API interaction and your subscription plan.

User & Developer API

Applies to management operations such as bucket creation, editing, and organization management.
LimitScope
1,000 req/minGlobal per-user limit

CDN API

Applies to content delivery (GET) and file uploads (POST).

GET Requests

  • Global Limit: Unlimited*

POST Requests

Upload limits vary by plan:
PlanLimit
Free100 req/min
Starter300 req/min
Pro1,000 req/min
BusinessCustom
*GET requests are unlimited but subject to standard Anti-DDoS protection and security measures.
Exceeding these limits will result in a 429 Too Many Requests response.