OneSignal experienced a minor incident on April 9, 2026 affecting APIs & SDK Endpoints and Dashboard / UI, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 09, 2026, 02:37 PM UTC
Status: Investigating What’s happening: Customers attempting to use the dashboard and API are encountering errors. Who’s affected: All customers attempting to use the dashboard and API Current Status: We are investigating the issue and will provide an update in 10 minutes Affected components Dashboard / UI (Full outage) APIs & SDK Endpoints (Full outage)
- identified Apr 09, 2026, 02:50 PM UTC
Status: Identified We have identified the root cause and are working towards a resolution. We will provide another update in 10 minutes. Affected components Dashboard / UI (Full outage) APIs & SDK Endpoints (Full outage)
- monitoring Apr 09, 2026, 02:54 PM UTC
Status: Monitoring We have applied a mitigation that should resolve the impact. We are monitoring to confirm effectiveness. We will provide another update in 10 minutes. Affected components Dashboard / UI (Full outage) APIs & SDK Endpoints (Full outage)
- resolved Apr 09, 2026, 03:04 PM UTC
Status: Resolved The issue has been resolved. All impacted systems are now operating normally. Affected components Dashboard / UI (Operational) APIs & SDK Endpoints (Operational)