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Optimizely: Experiment Publishing Delay

Affected components: Snippet BuildingWeb Experimentation - Snippet Building

Timeline of updates

1. investigating2026-04-07 01:43 UTC

   We are investigating an issue where changes to Web Experimentation projects may experience delays when publishing. Our team is actively working on a resolution.

2. monitoring2026-04-07 02:24 UTC

   We identified and resolved an issue that caused delays when publishing Web Experimentation changes. Some customers may have experienced experiments remaining in a processing state during this window. The publishing queue is now actively processing and clearing a backlog of pending changes. Experiments that were affected should complete automatically. We are continuing to monitor to confirm full resolution.

3. resolved2026-04-07 03:03 UTC

   This incident has been resolved.

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