CenterPoint Energy

CenterPoint Energy is a domestic energy delivery company that provides electric transmission and distribution, natural gas distribution, and energy services operations serving residential, commercial, and industrial customers across multiple U.S. states. Developer-facing interfaces include the Smart Meter Texas (SMT) Usage History Inquiry API, Green Button Connect My Data exports for authorized third-party access to customer interval usage, and the Centerpoint Connect service API at api-portal.centerpointconnect.io used by contractor and field-service integrations.

CenterPoint Energy publishes 3 APIs on the APIs.io network. Tagged areas include Electricity, Energy, Fortune 500, Green Button, and Natural Gas.

🌐 Visit website 📡 Source on GitHub

19.5/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6

3 APIs

ElectricityEnergyFortune 500Green ButtonNatural GasSmart MeterUsage DataUtility

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 19.5/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 0.0 / 20

Commercial Clarity 10.0 / 20

Operational Transparency 4.1 / 13

Governance 0.0 / 12

Discoverability 6.5 / 10

Agent readiness — 3/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 10

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/centerpoint-energy: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 3

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Centerpoint Energy Rate Limits

3 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Press 5

Recent news and press coverage referencing this provider.

Get Started 1

Portal, sign-up, and the first successful call

Energy Data Portal

Energy Data Portal

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Commercial 1

Pricing, plans, and the legal terms of use

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

LinkedIn

Website

Website

Other 3

Properties that don't map to a standard resource type

Builder Developer Resources

Builder Developer Resources

Green Button

Green Button

Smart Meter Texas

Smart Meter Texas

Source (apis.yml)

aid: centerpoint-energy
url: https://raw.githubusercontent.com/api-evangelist/centerpoint-energy/refs/heads/main/apis.yml
name: CenterPoint Energy
tags:
- Electricity
- Energy
- Fortune 500
- Green Button
- Natural Gas
- Smart Meter
- Usage Data
- Utility
type: Index
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/centerpoint-energy.png
access: 3rd-Party
created: '2026-03-21'
modified: '2026-04-23'
position: Consumer
specificationVersion: '0.19'
description: CenterPoint Energy is a domestic energy delivery company that provides electric transmission and distribution,
  natural gas distribution, and energy services operations serving residential, commercial, and industrial customers across
  multiple U.S. states. Developer-facing interfaces include the Smart Meter Texas (SMT) Usage History Inquiry API, Green Button
  Connect My Data exports for authorized third-party access to customer interval usage, and the Centerpoint Connect service
  API at api-portal.centerpointconnect.io used by contractor and field-service integrations.
apis:
- aid: centerpoint-energy:usage-history-inquiry
  name: CenterPoint Energy Usage History Inquiry API
  tags:
  - Billing History
  - Interval Data
  - Smart Meter Texas
  - Usage
  humanURL: https://www.smartmetertexas.com/
  properties:
  - url: https://www.smartmetertexas.com/
    type: Website
  - url: https://www.smartmetertexas.com/home
    type: Documentation
  - url: https://www.smartmetertexas.com/developers
    type: Developer
  description: Automated access to residential and commercial billing history and electricity usage as measured by CenterPoint's
    Interval Data Recorders (IDRs), exposed through the Smart Meter Texas platform that CenterPoint participates in as a Texas
    Transmission and Distribution Service Provider. Intended for third-party information providers acting on customer authorization
    with API methods for account validation, provider account management, and retrieval of interval usage.
- aid: centerpoint-energy:green-button-connect-my-data
  name: CenterPoint Energy Green Button Connect My Data
  tags:
  - Energy Usage
  - Green Button
  - Interval Data
  - Open Data
  humanURL: https://www.energy.gov/data/green-button
  properties:
  - url: https://www.energy.gov/data/green-button
    type: Website
  - url: https://www.greenbuttonalliance.org/
    type: Alliance
  - url: https://www.naesb.org/ESPI_Standards.asp
    type: Specification
  description: CenterPoint Energy has committed to the Green Button initiative, providing customers and authorized third parties
    with secure download and Connect My Data API access to detailed interval energy usage in the NAESB ESPI (Energy Services
    Provider Interface) standard XML / Atom format.
- aid: centerpoint-energy:centerpoint-connect-services-api
  name: Centerpoint Connect Services API
  tags:
  - Field Service
  - Integration
  - Partner
  humanURL: https://api-portal.centerpointconnect.io/
  properties:
  - url: https://api-portal.centerpointconnect.io/
    type: Developer
  - url: https://centerpointconnect.zendesk.com/hc/en-us/sections/16652143336855-API-Integrations
    type: Documentation
  description: The Centerpoint API Developer Portal publishes Services API references, examples, and troubleshooting for partners
    integrating with the Centerpoint Connect field-service and workflow platform used by contractor teams, including Automated
    Leads integrations and webhook flows.
common:
- type: DomainSecurity
  url: security/centerpoint-energy-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/centerpoint-energy
- type: Website
  url: https://www.centerpointenergy.com
- type: Builder Developer Resources
  url: https://www.centerpointenergy.com/en-us/Services/Pages/builder-developer-resources.aspx
- type: Energy Data Portal
  url: https://energydataportal.centerpointenergy.com/
- type: Green Button
  url: https://www.energy.gov/data/green-button
- type: Smart Meter Texas
  url: https://www.smartmetertexas.com/
- type: PrivacyPolicy
  url: https://www.centerpointenergy.com/en-us/utility/pages/privacy-policy.aspx
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

CenterPoint Energy

Kin Score

APIs 3

CenterPoint Energy Usage History Inquiry API

CenterPoint Energy Green Button Connect My Data

Centerpoint Connect Services API

Pricing Plans 1

Centerpoint Energy Plans Pricing

Rate Limits 1

Centerpoint Energy Rate Limits

FinOps 1

Centerpoint Energy Finops

Security Posture 1

Centerpoint Energy Domain Security

Press 5

Greater Houston Partnership

Q1 2026 Earnings Release

First CenterPoint Energy Resiliency Technology Summit ...

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Resources