Green Button Alliance

Green Button Third Party (OpenESPI) API

The Third Party side of the OpenESPI reference implementation — ApplicationInformation, Authorization and RetailCustomer operations documented as legacy Swagger 1.2 resource listings served from GBA's GitHub Pages site. The documented base path is https://services.greenbuttondata.org/ThirdParty, which returned HTTP 200 with an empty body on 2026-07-27. No OpenAPI 3.x definition of this surface was found and no live, callable service was confirmed; listed here because the documentation is genuinely published and reachable.

GitHub

Documentation

📖
APIReference
https://greenbuttonalliance.github.io/OpenESPI-GreenButton-API-Documentation/ThirdParty/

Other Resources

🔗
Repository
https://github.com/GreenButtonAlliance/OpenESPI-ThirdParty-java
🔗
Repository
https://github.com/GreenButtonAlliance/OpenESPI-Common-java

API entry from apis.yml

apis.yml Raw ↑ 
aid: green-button-alliance:green-button-third-party-api
name: Green Button Third Party (OpenESPI) API
description: The Third Party side of the OpenESPI reference implementation — ApplicationInformation, Authorization
  and RetailCustomer operations documented as legacy Swagger 1.2 resource listings served from GBA's GitHub
  Pages site. The documented base path is https://services.greenbuttondata.org/ThirdParty, which returned
  HTTP 200 with an empty body on 2026-07-27. No OpenAPI 3.x definition of this surface was found and no
  live, callable service was confirmed; listed here because the documentation is genuinely published and
  reachable.
humanURL: https://greenbuttonalliance.github.io/OpenESPI-GreenButton-API-Documentation/ThirdParty/
baseURL: https://services.greenbuttondata.org/ThirdParty
tags:
- Green Button
- Third Party
- ESPI
- Energy
- Reference Implementation
properties:
- type: APIReference
  url: https://greenbuttonalliance.github.io/OpenESPI-GreenButton-API-Documentation/ThirdParty/
- type: Repository
  url: https://github.com/GreenButtonAlliance/OpenESPI-ThirdParty-java
- type: Repository
  url: https://github.com/GreenButtonAlliance/OpenESPI-Common-java