openapi: 3.1.0
info:
  title: Chase Loyalty PCI Merchant Relationship Manager API
  description: >-
    PCI-compliant merchant management API for the Chase loyalty platform.
    Used to onboard merchants, update merchant profiles, and configure
    integration settings for Pay with Points and Rewards Balance products.
  version: '1.0'
  contact:
    name: Chase Developer Support
    url: https://developer.chase.com/support
servers:
  - url: https://api.chase.com/loyalty/merchant-relationship-manager
    description: Merchant Relationship Manager Production
tags:
  - name: Merchants
security:
  - oauth2: []
paths:
  /merchants:
    post:
      operationId: createMerchant
      summary: Onboard a new merchant
      tags: [Merchants]
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required: [name, mcc]
              properties:
                name:
                  type: string
                mcc:
                  type: string
                  description: Merchant category code.
                contact:
                  type: object
      responses:
        '201':
          description: Merchant created
    get:
      operationId: listMerchants
      summary: List merchants
      tags: [Merchants]
      responses:
        '200':
          description: Merchant list
  /merchants/{merchantId}:
    get:
      operationId: getMerchant
      summary: Get merchant details
      tags: [Merchants]
      parameters:
        - name: merchantId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Merchant details
    put:
      operationId: updateMerchant
      summary: Update merchant details
      tags: [Merchants]
      parameters:
        - name: merchantId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '200':
          description: Merchant updated
components:
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: https://api.chase.com/oauth2/token
          scopes:
            merchants.write: Manage merchants