openapi: 3.2.0
info:
  title: X402 AI 自助门店 A2a API
  version: 1.0.0
tags:
- name: A2a
paths:
  /a2a:
    get:
      summary: A2A Info
      description: '人类浏览器访问 /a2a 时返回友好说明页（A2A Registry 里的链接会被人类点击）。

        AI 代理仍然用 POST /a2a 走 JSON-RPC。'
      operationId: a2a_info_a2a_get
      responses:
        '200':
          description: Successful Response
          content:
            text/html:
              schema:
                type: string
      tags:
      - A2a
    post:
      summary: A2A Endpoint
      operationId: a2a_endpoint_a2a_post
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
      tags:
      - A2a