Bulk Atom feeds aggregating multiple resources for a subscription.
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openapi: 3.2.0
info:
title: Xcel Energy Green Button Connect My Data Batch API
summary: OAuth 2.0 authorized customer energy usage data based on the NAESB ESPI standard.
description: Xcel Energy Green Button Connect My Data API based on the ESPI (Energy Services Provider Interface) standard developed by NAESB.
version: 1.1.0
contact:
name: Xcel Energy Developer Portal
url: https://developer-apim.aws.xcelenergy.com/
license:
name: Proprietary
url: https://www.xcelenergy.com/privacy_policy
x-generated-from: documentation
x-last-validated: '2026-05-03'
x-standards:
- NAESB ESPI 1.1
- Green Button Connect My Data
servers:
- url: https://api.xcelenergy.com/DataCustodian/espi/1_1/resource
description: Xcel Energy Data Custodian (Production)
- url: https://developer-apim.aws.xcelenergy.com/DataCustodian/espi/1_1/resource
description: Xcel Energy Developer Sandbox
tags:
- name: Batch
description: Bulk Atom feeds aggregating multiple resources for a subscription.
paths:
/Batch/Subscription/{subscriptionId}:
get:
operationId: getBatchForSubscription
summary: Bulk Atom feed for a subscription
description: Returns a Batch Atom feed containing all UsagePoint, MeterReading, IntervalBlock, ReadingType, ElectricPowerUsageSummary, and ElectricPowerQualitySummary entries authorized under the subscription, optionally filtered by published or updated time.
tags:
- Batch
security:
- accessToken: []
parameters:
- $ref: '#/components/parameters/SubscriptionId'
- $ref: '#/components/parameters/PublishedMin'
- $ref: '#/components/parameters/PublishedMax'
- $ref: '#/components/parameters/UpdatedMin'
- $ref: '#/components/parameters/UpdatedMax'
responses:
'200':
description: Atom feed containing the batch of resources.
content:
application/atom+xml:
schema:
$ref: '#/components/schemas/BatchFeed'
'202':
description: Request accepted; the batch is being processed asynchronously.
'401':
$ref: '#/components/responses/Unauthorized'
'429':
$ref: '#/components/responses/RateLimited'
x-microcks-operation:
delay: 0
dispatcher: FALLBACK
/Batch/Subscription/{subscriptionId}/UsagePoint/{usagePointId}:
get:
operationId: getBatchForUsagePoint
summary: Bulk Atom feed for a single UsagePoint
description: Returns a Batch Atom feed containing the resources associated with a single UsagePoint authorized under the subscription.
tags:
- Batch
security:
- accessToken: []
parameters:
- $ref: '#/components/parameters/SubscriptionId'
- $ref: '#/components/parameters/UsagePointId'
- $ref: '#/components/parameters/PublishedMin'
- $ref: '#/components/parameters/PublishedMax'
responses:
'200':
description: Atom feed containing the UsagePoint batch.
content:
application/atom+xml:
schema:
$ref: '#/components/schemas/BatchFeed'
'401':
$ref: '#/components/responses/Unauthorized'
'429':
$ref: '#/components/responses/RateLimited'
x-microcks-operation:
delay: 0
dispatcher: FALLBACK
/Batch/RetailCustomer/{authorizationId}:
get:
operationId: getBatchForRetailCustomer
summary: Bulk Atom feed for a retail customer
description: Returns a Batch Atom feed containing the customer information resources for an authorized retail customer.
tags:
- Batch
security:
- accessToken: []
parameters:
- $ref: '#/components/parameters/AuthorizationId'
responses:
'200':
description: Atom feed containing the retail customer batch.
content:
application/atom+xml:
schema:
$ref: '#/components/schemas/BatchFeed'
'401':
$ref: '#/components/responses/Unauthorized'
x-microcks-operation:
delay: 0
dispatcher: FALLBACK
components:
parameters:
AuthorizationId:
name: authorizationId
in: path
required: true
description: Identifier of an Authorization granted by a retail customer.
schema:
type: string
example: auth-1234
PublishedMin:
name: published-min
in: query
required: false
description: Lower bound (inclusive) for the Atom entry published timestamp, in epoch seconds or ISO 8601.
schema:
type: string
example: '2026-01-01T00:00:00Z'
PublishedMax:
name: published-max
in: query
required: false
description: Upper bound (inclusive) for the Atom entry published timestamp, in epoch seconds or ISO 8601.
schema:
type: string
example: '2026-04-30T23:59:59Z'
UpdatedMin:
name: updated-min
in: query
required: false
description: Lower bound (inclusive) for the Atom entry updated timestamp.
schema:
type: string
example: '2026-01-01T00:00:00Z'
UsagePointId:
name: usagePointId
in: path
required: true
description: Identifier of a UsagePoint within a Subscription.
schema:
type: string
example: '1'
SubscriptionId:
name: subscriptionId
in: path
required: true
description: Identifier of a Subscription created from an Authorization.
schema:
type: string
example: sub-5678
UpdatedMax:
name: updated-max
in: query
required: false
description: Upper bound (inclusive) for the Atom entry updated timestamp.
schema:
type: string
example: '2026-04-30T23:59:59Z'
schemas:
AtomFeed:
type: object
description: Atom feed envelope used to wrap collections of ESPI resource entries.
properties:
id:
type: string
title:
type: string
updated:
type: string
format: date-time
link:
type: array
items:
type: object
properties:
rel:
type: string
href:
type: string
entry:
type: array
items:
$ref: '#/components/schemas/AtomEntry'
BatchFeed:
allOf:
- $ref: '#/components/schemas/AtomFeed'
AtomEntry:
type: object
description: Atom entry envelope used to wrap ESPI resource payloads.
properties:
id:
type: string
description: Stable URI for the entry.
title:
type: string
description: Human-readable title of the entry.
published:
type: string
format: date-time
description: Time the entry was first published.
updated:
type: string
format: date-time
description: Time the entry was last updated.
link:
type: array
description: Atom link relations (self, up, related).
items:
type: object
properties:
rel:
type: string
example: self
href:
type: string
example: UsagePoint/1
content:
type: object
description: ESPI XML payload content.
responses:
RateLimited:
description: Too many requests; back off and retry after the indicated interval.
Unauthorized:
description: Authentication failed or the access token is invalid or expired.
securitySchemes:
accessToken:
type: oauth2
description: Customer-scoped access token issued via the OAuth 2.0 authorization-code grant.
flows:
authorizationCode:
authorizationUrl: https://api.xcelenergy.com/DataCustodian/oauth/authorize
tokenUrl: https://api.xcelenergy.com/DataCustodian/oauth/token
refreshUrl: https://api.xcelenergy.com/DataCustodian/oauth/token
scopes:
FB=4_5_15;IntervalDuration=900;BlockDuration=monthly;HistoryLength=34128000: Standard ESPI scope string for 15-minute electric usage data with 13 months of history.
clientAccessToken:
type: oauth2
description: Application-scoped client access token used for management endpoints (Authorization list, Bulk, ServiceStatus).
flows:
clientCredentials:
tokenUrl: https://api.xcelenergy.com/DataCustodian/oauth/token
scopes:
DataCustodian_Admin_Access: Administrative scope used for application-level operations.
registrationAccessToken:
type: http
scheme: bearer
bearerFormat: Registration Access Token
description: Token issued at application registration; used to read or update ApplicationInformation.