Swagger / Readme / Datamodel
3 useful references / libraries are available:
- Always Start with documentation on this site
- Readme API Endpoints overview: https://docs.billit.be/reference . It contains the parameters and Sample code in nearly 20 development languages.
- For a Full list of data elements use, you can looka at Swagger UI Guide https://api.billit.be/swagger/ui/index. For the meaning of earch field, check on this documentation site.
1. What is the Billit API
The Billit API allows you to programmatically interact with Billit’s services — such as invoices, clients, quotes, and payments. It is built around REST endpoints and supports standard CRUD operations (Create, Read, Update, Delete).
2. API Overview and Supported Values
- First read documentation on this website.
- Then 2 additional sites are available to find detailed list of supported values:
- API Endpoints : https://docs.billit.be/reference/order-1. Including sample code in 20 development languages
- Swagger https://api.billit.be/swagger/ui/index
 
- Browse all available endpoints, methods, parameters, and schemas
- Use the interactive interface to test endpoints with “Explore”
3. Common API Endpoints
While the full list is in Swagger, here are examples:
| Resource | How can it help you? | 
|---|---|
| Account | 
 | 
| Orders | 
 | 
| Party | 
 | 
Updated 3 days ago