GE Vernova

Proficy Historian REST API

Manage Proficy Historian systems, collectors, collector instances, data stores, tags, the Historian model and alarms and events, and query time-series tag samples with a choice of sampling, calculation and filter modes. REST constrained by HATEOAS, JSON responses, OAuth2 bearer tokens issued by Proficy Authentication. Runs on the customer's own Historian web-based-client host; a Swagger UI is served from the same installation. No machine-readable contract is published by GE Vernova.

GitHub

Documentation

📖
Documentation
https://www.gevernova.com/software/documentation/historian/version2025/index.html
📖
APIReference
https://www.gevernova.com/software/documentation/historian/version2025/c_historian_apis_overview.html
📖
Authentication
https://www.gevernova.com/software/documentation/historian/version2025/t_historian_swagger_documentation.html

Other Resources

🔗
Conventions
https://www.gevernova.com/software/documentation/historian/version2025/c_standards.html
🔗
ErrorCatalog
https://raw.githubusercontent.com/api-evangelist/ge-vernova/refs/heads/main/errors/ge-vernova-error-codes.yml
🔗
Console
https://www.gevernova.com/software/documentation/historian/version2025/t_historian_swagger_documentation.html
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/ge-vernova/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: ge-vernova:ge-vernova-proficy-historian-rest-api
name: Proficy Historian REST API
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ge-vernova.png
description: Manage Proficy Historian systems, collectors, collector instances, data stores, tags, the
  Historian model and alarms and events, and query time-series tag samples with a choice of sampling,
  calculation and filter modes. REST constrained by HATEOAS, JSON responses, OAuth2 bearer tokens issued
  by Proficy Authentication. Runs on the customer's own Historian web-based-client host; a Swagger UI
  is served from the same installation. No machine-readable contract is published by GE Vernova.
humanURL: https://www.gevernova.com/software/documentation/historian/version2025/c_historian_apis_overview.html
baseURL: https://{historian-web-client-host}/historian-rest-api/v1
tags:
- Historian
- Time Series
- Industrial
- Energy
properties:
- type: Documentation
  url: https://www.gevernova.com/software/documentation/historian/version2025/index.html
- type: APIReference
  url: https://www.gevernova.com/software/documentation/historian/version2025/c_historian_apis_overview.html
- type: Authentication
  url: https://www.gevernova.com/software/documentation/historian/version2025/t_historian_swagger_documentation.html
- type: Conventions
  url: https://www.gevernova.com/software/documentation/historian/version2025/c_standards.html
- type: ErrorCatalog
  url: errors/ge-vernova-error-codes.yml
- type: Console
  url: https://www.gevernova.com/software/documentation/historian/version2025/t_historian_swagger_documentation.html