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For the complete documentation index, see llms.txt. The Payments API (https://payments.shakesco.com) gives your backend full programmatic control over invoices, customer analytics, and store items. Use it to automate billing, build dashboards, or sync your catalogue.
All API calls require your API key. Get it from users.shakesco.com/user/api-tokens.

Invoices

Create invoices and generate a payment URL in one call:
Other invoice operations:

Full Invoice API

Complete parameter reference and response shapes

Analytics

Pull per-customer payment data into your own dashboards:

Analytics API Reference

Full analytics endpoint documentation

Store Items

Fetch your store catalogue programmatically:

Store API Reference

Full store endpoint documentation

Currency Codes

All currency codes used in invoices and analytics:

Currency Codes

List of all 300+ supported currency codes