Action Required: Migrate Preview3 API Integrations to CMS REST API v1 Before August 1, 2026 If your SaaS CMS applications are currently using the Preview3 CMS REST API endpoints , please plan to migrate to CMS REST API v1 before August 1, 2026 . O...

Now available for both CMS13 and CMS SaaS We are excited to announce the  v1 release of our CMS REST API —a major milestone in delivering a stable, production-ready foundation for automating and integrating with Optimizely’s CMS. This release will...