Optimizely incident
Increased error rate in application and REST APIs
Optimizely experienced a notice incident on June 22, 2026 affecting Application UI and App UI and 1 more component, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Application UIApp UIOptimizely REST API
Update timeline
- resolved Jun 22, 2026, 01:03 PM UTC
We have resolved an issue that was resulting in some users receiving errors in the application and configuration-related REST APIs (500 or 502 status codes). There was no impact to experiment execution or ingestion related to the issue.