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OpenAPI Specification

openapi: 3.2.0
info:
  title: Answer Checkup Report API
  version: 0.1.0
  description: 'AI visibility scan and reports. AI-generated answers, measured via each engine''s API (OpenAI API with web search and Perplexity API). Paid endpoints use x402 v2 (HTTP 402, PAYMENT-REQUIRED / PAYMENT-SIGNATURE headers). Scan details (the checks and fixes for one free scan) cost $2.99, one time, paid by card through Stripe Checkout: POST /v1/checkout with product_tier "scan_unlock". Agent prices over x402 (USDC): Lite report 29 USDC, Full report 49 USDC, scan details 2.99 USDC.'
  contact:
    name: Answer Checkup
    email: hello@answercheckup.com
    url: https://answercheckup.com/
  license:
    name: Proprietary
servers:
- url: https://answercheckup.com
security: []
tags:
- name: Report
paths:
  /v1/report:
    post:
      operationId: createReport
      summary: Paid AI visibility report (x402, USDC). Lite report 29 USDC, Full report 49 USDC
      description: Call without payment to receive HTTP 402 with a base64 JSON PAYMENT-REQUIRED header (x402 v2, scheme exact). Retry with a PAYMENT-SIGNATURE header. Payment is settled only if the report generates successfully.
      x-payment-info:
        protocol: x402
        scheme: exact
        prices:
          lite: 29 USDC
          full: 49 USDC
        asset: USDC
        status: coming-soon
      parameters:
      - name: PAYMENT-SIGNATURE
        in: header
        required: false
        description: x402 v2 payment payload (base64 JSON). Omit on the first call to receive the 402 challenge.
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - url
              properties:
                url:
                  type: string
                  description: Website URL of the business
                  example: https://example.com
                brand:
                  type: string
                  description: Brand or business name as buyers would say it
                  example: Example Co
                tier:
                  type: string
                  enum:
                  - lite
                  - full
                  default: lite
                  description: 'lite: 29 USDC, 25 questions asked once on each engine. full: 49 USDC, the same questions asked 3 times on each engine, plus a technical crawl and a 30-day plan.'
                category:
                  type: string
                  description: Optional category, e.g. 'CRM for dentists'. Improves generated prompts.
                competitors:
                  type: array
                  items:
                    type: string
                  maxItems: 5
                  description: Optional competitor names for share of mentions
                prompts:
                  type: array
                  items:
                    type: string
                    maxLength: 300
                  maxItems: 25
                  description: Your prompts are answered first. We add generated questions to fill the rest, up to 25.
      responses:
        '200':
          description: Report generated and payment settled
          headers:
            PAYMENT-RESPONSE:
              schema:
                type: string
              description: base64 JSON settlement receipt
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReportResponse'
        '400':
          description: Invalid input (checked before any payment)
        '402':
          description: Payment required. The PAYMENT-REQUIRED header holds the x402 v2 requirements (base64 JSON).
          headers:
            PAYMENT-REQUIRED:
              schema:
                type: string
              description: 'base64 JSON: x402Version 2, accepts[] with scheme exact, network, amount (USDC, 6 decimals), asset, payTo'
        '409':
          description: This payment has already been used
        '502':
          description: Report generation failed. Payment was not settled.
      tags:
      - Report
components:
  schemas:
    ReportResponse:
      type: object
      properties:
        reportUrl:
          type: string
          description: Private link, valid 30 days
        report:
          type: object