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API for developers

Clear Books provides an API service to its users, allowing for third party communication to pass information both into and out of the system.

API for developers

What can the Clear Books API be used for?

  • Add sales and purchase invoices to the system

  • Void added invoices

  • Record payments and allocate them to invoices

  • Add customers and suppliers

  • Update customer and supplier information

  • Delete customers and suppliers

The most commonly used functions used in Clear Books are available through the API, but if you need it to do something that isn’t listed above then let us know and we will do our best to accommodate your request.

Get started with the API

Explore the Clear Books API documentation.

Code Examples

Kick start your project by taking a look at some code examples.

Clear Books is proudly registered with the Financial Conduct Authority as an Account Information Services Provider (register no. 843585).