Big Book vs Sessions API
If you need a Books API that's easy to integrate, go with Big Book.
Big Book
The Big Book API allows you to semantically search, filter, sort, and recommend books
Sessions API
The William Hill Sessions API uses a central authentication service (CAS*) on all resources that require access to a customer’s account or betting functionality. To authenticate, you’ll need to sup...
Big Book
- Simple API key authentication
- HTTPS supported
- CORS enabled for frontend use
Sessions API
- Simple API key authentication
- No HTTPS support
| Feature | Big Book | Sessions API |
|---|---|---|
| Authentication | apiKey | apiKey |
| HTTPS | Yes | No |
| CORS | Yes | Unknown |
When to use which?
Big Book works directly from the browser with CORS enabled, making it better for frontend-only apps. Big Book supports HTTPS, which is required for production deployments and secure data handling.