Vercel experienced a minor incident on April 20, 2026 affecting Observability, lasting 12h 39m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 20, 2026, 09:38 AM UTC
We are currently investigating Observability Alerts not detecting new alerts.
- identified Apr 20, 2026, 10:40 AM UTC
The issue has been identified and a fix is being implemented.
- identified Apr 20, 2026, 12:21 PM UTC
We are continuing to work on a fix for this issue.
- identified Apr 20, 2026, 02:10 PM UTC
We are continuing to work on a fix for this issue.
- identified Apr 20, 2026, 04:51 PM UTC
We have resolved the issue for error anomalies, and are continuing to work on a fix for usage anomalies.
- identified Apr 20, 2026, 06:50 PM UTC
We are continuing to work on a fix for usage anomalies. We'll provide additional updates as they become available.
- identified Apr 20, 2026, 09:34 PM UTC
We are continuing to work on a fix for usage anomalies. We'll provide additional updates as they become available.
- monitoring Apr 20, 2026, 10:08 PM UTC
We have implemented a fix targeted at usage anomalies and are now observing recovery across all anomaly alerts. We will share any additional updates as-needed.
- resolved Apr 20, 2026, 10:18 PM UTC
This incident has been resolved.