Delays in event-based flow processing

Event timeline

How this incident unfolded, from the official status page.

1. Investigating

   about 1 year ago

   Klaviyo

   We are currently investigating delays in the triggering of event-based flows, which began around 08/12/2025 at 11:45 US/Eastern. Our team is actively working to resolve the issue. Further updates will be provided as soon as new information is available.

2. Monitoring

   about 1 year ago

   Klaviyo

   Triggering of event-based flows is now back to real-time. We're continuing to monitor and will provide an additional confirmation of full recovery.

3. Resolved

   about 1 year ago

   Klaviyo

   This is now resolved, triggering is back to real-time.