The Payment Links API (Documentation Index
Fetch the complete documentation index at: https://docs.shakesco.com/llms.txt
Use this file to discover all available pages before exploring further.
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.
Authentication
All requests require your API key in theAuthorization header.
Generate your API key at users.shakesco.com/user/api-tokens
Base URL
Endpoint Groups
Invoices
Create invoices, generate payment URLs, confirm settlement, and void unpaid invoices
Analytics
Query per-customer payment history and breakdowns scoped to your business
Store Items
Browse your product catalogue and fetch individual items by ID
Currency Codes
List all 300+ supported currency codes for invoices and analytics
Common Error Codes
| Code | Meaning |
|---|---|
| 400 | Bad request, invalid or missing parameters |
| 401 | Unauthorized, missing or invalid API key |
| 404 | Not Found, resource does not exist |
| 422 | Unprocessable, invoice is already paid or void |
| 500 | Internal Server Error, contact support |