openapi: 3.1.0
info:
  title: Consumers Energy Green Button Connect My Data API (UtilityAPI) Authorizations GreenButton API
  description: 'Best-effort OpenAPI 3.1 description of UtilityAPI''s REST surface for the

    Consumers Energy Green Button Connect My Data program. The API exposes

    authorizations, meters, bills, and interval/usage data, plus the

    Green Button XML batch resource. Authentication uses OAuth 2.0 (the

    Green Button OAuth flow); third parties must be pre-registered with

    Consumers Energy and use utility ID `CONSUMERSENERGY`.

    '
  version: '2.0'
  contact:
    name: UtilityAPI - Consumers Energy
    url: https://utilityapi.com/docs/utilities/consumersenergy
servers:
- url: https://utilityapi.com/api/v2
security:
- oauth2: []
- bearerAuth: []
tags:
- name: GreenButton
paths:
  /DataCustodian/espi/1_1/resource/Batch/Subscription/{subscriptionId}/UsagePoint/{usagePointId}:
    parameters:
    - in: path
      name: subscriptionId
      required: true
      schema:
        type: string
    - in: path
      name: usagePointId
      required: true
      schema:
        type: string
    get:
      summary: Green Button ESPI batch resource
      description: 'Retrieves Green Button ESPI 1.1 batch XML for the given subscription

        and usage point. Returned as application/atom+xml.

        '
      operationId: getEspiBatch
      tags:
      - GreenButton
      responses:
        '200':
          description: ESPI batch XML
          content:
            application/atom+xml: {}
components:
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://utilityapi.com/authorize
          tokenUrl: https://utilityapi.com/api/v2/oauth/token
          scopes:
            auth-sso: Production single-sign-on scope (Consumers Energy)
    bearerAuth:
      type: http
      scheme: bearer