generated: '2026-07-19'
method: searched
source: https://docs.developers.optimizely.com/
notes: >-
  Optimizely publishes dated changelogs per product line rather than one global feed.
  The Content Marketing Platform (CMP) Open REST API and Feature Experimentation both
  maintain numbered API-update changelog entries in the developer docs.
scheme: per-product dated changelog entries
changelogs:
  - product: Content Marketing Platform (CMP) Open REST API
    url: https://docs.developers.optimizely.com/content-marketing-platform/changelog/
    recent_entries:
      - id: api-update-14
        url: https://docs.developers.optimizely.com/content-marketing-platform/changelog/api-update-14.md
      - id: api-update-13
        url: https://docs.developers.optimizely.com/content-marketing-platform/changelog/api-update-13.md
      - id: new-endpoint-25
        url: https://docs.developers.optimizely.com/content-marketing-platform/changelog/new-endpoint-25.md
  - product: Feature Experimentation
    url: https://docs.developers.optimizely.com/feature-experimentation/
    note: Release notes and SDK release changelogs published per SDK repo on github.com/optimizely.
  - product: Commerce Connect
    url: https://docs.developers.optimizely.com/commerce-connect/docs/breaking-changes-for-commerce-14
    note: Breaking-change guides published per major version (13 to 14).