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OpenAPI Specification

openapi: 3.2.0
info:
  title: Checker Lazynext MCP API
  version: 1.0.0
  x-repo: https://github.com/Lazynext-AI/accessibility-checker
  description: 'Operations tagged Mcp across 2 of this provider''s published API definitions: checker-lazynext-openapi.json, openapi.json. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.lazynext.com
  description: API host
- url: https://checker.lazynext.com
  description: brand host (same worker)
tags:
- name: MCP
paths:
  /mcp:
    post:
      summary: Model Context Protocol endpoint (JSON-RPC 2.0)
      description: 'Tools: `scan_url`, `scan_html`, `get_report`, `list_rules` — same pipeline and quota as POST /scan. GET returns 405 (no SSE transport). Wire format: `docs/agent-protocols.md`.'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/JsonRpcRequest'
      responses:
        '200':
          description: JSON-RPC result or error envelope
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonRpcResponse'
      tags:
      - MCP
      operationId: postMcp
      x-operation-id-source: derived
    servers:
    - url: https://api.lazynext.com
      description: API host
    - url: https://checker.lazynext.com
      description: brand host (same worker)
components:
  schemas:
    JsonRpcRequest:
      type: object
      properties:
        jsonrpc:
          type: string
          enum:
          - '2.0'
        id:
          oneOf:
          - type: string
          - type: number
          - type: 'null'
        method:
          type: string
        params:
          type: object
      required:
      - jsonrpc
      - method
    JsonRpcResponse:
      type: object
      properties:
        jsonrpc:
          type: string
          enum:
          - '2.0'
        id:
          oneOf:
          - type: string
          - type: number
          - type: 'null'
        result: {}
        error:
          type: object
          properties:
            code:
              type: number
            message:
              type: string
            data: {}
  securitySchemes:
    LicenseEmail:
      type: apiKey
      in: query
      name: license
      description: Pro purchase email. Entitlement selector, not a secret — see the auth-model note at the top of this document. Sent as a query parameter on GET /monitor and in the JSON body elsewhere.
    ConfirmToken:
      type: apiKey
      in: query
      name: token
      description: Single-use confirmation token emailed to the license address (15-minute TTL). The actual authorization step for /cancel and /monitor mutations.
    UnsubscribeSig:
      type: apiKey
      in: query
      name: sig
      description: HMAC-SHA256 signature over the address (first 24 hex chars), minted by the platform. Prevents third-party unsubscribes.
x-refined-from:
- checker-lazynext-openapi.json
- openapi.json