Two Ways to Bill Your Customers
Choose the area that matches how you want to bill your customers.
REST API or Business Center?
Integrate Invoicing and Recurring Billing into your own systems through the REST API, or manage them without code in the Business Center.
| Feature | REST API | Business Center |
|---|---|---|
| Best for | Custom integrations built into your own systems | Managing billing without writing code |
| How it works | Send authenticated HTTP requests to create and manage invoices, plans, and subscriptions | Log in and manage invoices and recurring billing plans through a web interface |
| Access | Requires REST API credentials | Requires a Business Center account |
| Invoicing | Invoicing Overview | Use the Business Center for Invoicing |
| Recurring Billing | Recurring Billing Overview | Use the Business Center for Recurring Billing |
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Last published: October 28, 2026