Klaviyo experienced a minor incident on August 12, 2025 affecting Flow Email Sending, lasting 34m. The incident has been resolved; the full update timeline is below.
Affected components
Flow Email Sending
Update timeline
- investigating Aug 12, 2025, 04:39 PM UTC
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.
- monitoring Aug 12, 2025, 05:05 PM UTC
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.
- resolved Aug 12, 2025, 05:14 PM UTC
This is now resolved, triggering is back to real-time.