2025 API Feature Experimentation changelog

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May 29, 2025 – Metrics API updates

Removed the /metrics endpoints from the Optimizely API. Use the Metrics Hub Service API's /metrics endpoints instead.

May 7, 2025 – API updates

Updated the following endpoints:

Update a metric set

Updated the summary.

Added more information to the description.

Create a metric set

Added more information to the description.

March 18, 2025 – New endpoints

Introduced new endpoints to support Feature Experimentation's new permission service which enables granular permissions. See Granular roles and permissions.

Entity

Get User Permissions For Project Entity Type

Get Team Permissions For Project Entity Type

Get Entity Permissions

Change Permissions

Team management

Get Teams

Create Team

Delete Team

Get Team Info

Update Team

February 20, 2025 – API updates

Updated the Retrieve changes for a project endpoint to return a 200 empty response when the request's page number is invalid instead of a 404 error.