openapi: 3.0.3
info:
  title: Originary x402 Demo
  version: 1.0.0
  description: Minimal HTTP 402 payment required demonstration
servers:
  - url: https://www.originary.xyz
    description: Production
paths:
  /api/x402-demo:
    get:
      summary: Returns an HTTP 402 challenge
      description: Demonstrates the x402 payment required pattern with a minimal JSON response
      responses:
        "402":
          description: Payment Required
          content:
            application/json:
              schema:
                type: object
                properties:
                  detail:
                    type: string
                    example: Payment required to access this resource.
                  payment:
                    type: object
                    properties:
                      protocol:
                        type: string
                        example: x402
                      amount:
                        type: string
                        example: "0.10"
                      currency:
                        type: string
                        example: USDC
                      reference:
                        type: string
                        example: demo-402-abc123
                      instructions:
                        type: string
                        example: Pay using your client wallet and present a receipt in the follow-up request.