WorkOS experienced a major incident on June 4, 2026 affecting AuthKit, lasting 1h 26m. The incident has been resolved; the full update timeline is below.
Affected components
AuthKit
Update timeline
- identified Jun 04, 2026, 11:22 PM UTC
Email delivery for customers without custom domains is delayed due due an issue with our upstream service provider.
- identified Jun 05, 2026, 12:08 AM UTC
Our email provider is continuing to work through the backlog and has scaled up to speed up the process.
- monitoring Jun 05, 2026, 12:34 AM UTC
Email delivery has recovered. We're continuing to monitor.
- resolved Jun 05, 2026, 12:49 AM UTC
The backlog of messages have been sent and system performance has returned to its expected state. Sending delays occurred between 2:50pm – 5:18pm PT.