openapi: 3.2.0
info:
  title: Merchant-0 A2A Protocol Server .well Known API
  description: Agent-to-Agent Commerce API for the 2026 Agentic Economy
  version: '2026.1'
tags:
- name: .well Known
paths:
  /.well-known/ucp-manifest.json:
    get:
      summary: Get Ucp Manifest
      description: 'UCP Manifest Discovery Endpoint.


        Other agents query this to discover Merchant-0''s capabilities.

        Standard location per UCP spec: /.well-known/ucp-manifest.json'
      operationId: get_ucp_manifest__well_known_ucp_manifest_json_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
      tags:
      - .well Known