API reference
API reference
The code-verified Outpay public v1 API.
No OpenAPI document is published
This reference is manually maintained from the route handlers and validation schemas, not generated from a specification — the repository contains an OpenAPI gap analysis, not a published spec. Unversioned Dashboard and admin routes are not part of this contract; see deliberately excluded routes.
Overview
Base path, headers, authentication, status codes, and response conventions.
Checkouts
Create and retrieve a merchant-scoped checkout.
Payments
List merchant payments with filters.
Errors
The error envelope and every documented error code.
Schemas
Stable fields and status distinctions in the beta contract.