# Green Button Alliance OpenESPI Authorization Server API

**Canonical:** https://apis.io/apis/green-button-alliance/green-button-alliance-authorization-server-openapi/  
**Provider:** Green Button Alliance — https://apis.io/providers/green-button-alliance/  
**Base URL:** https://sandbox.greenbuttonalliance.org:8443/DataCustodian  
**Documentation:** https://greenbuttonalliance.github.io/OpenESPI-GreenButton-API-Documentation/API/

Green Button Alliance OpenESPI Authorization Server API is one of 3 APIs that [Green Button Alliance](https://apis.io/providers/green-button-alliance/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. The published artifact set on APIs.io includes an OpenAPI specification.

Green Button Alliance OpenESPI Authorization Server API from Green Button Alliance — 12 path(s) described in OpenAPI.

## Machine-readable artifacts (1)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/green-button-alliance/refs/heads/main/openapi/green-button-alliance-authorization-server-openapi.yml

## Other Green Button Alliance APIs (2)

- [Green Button Connect My Data (CMD) ESPI Resource Server API](https://apis.io/apis/green-button-alliance/green-button-connect-my-data-api/)
- [Green Button Third Party (OpenESPI) API](https://apis.io/apis/green-button-alliance/green-button-third-party-api/)

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/green-button-alliance/green-button-alliance-authorization-server-openapi/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/green-button-alliance/.