Outage in SendGrid
Sender Engagement Quality (SEQ) API Endpoint Degraded
Resolved MinorIncident Report
Summary AI Generated
SendGrid's Sender Engagement Quality (SEQ) API endpoint experienced degraded performance for 1.1 hours on May 14th, 2026, starting around 9:34 AM. Users were unable to access the SEQ API endpoint even with correct permission keys, though email sending functionality remained unaffected. Engineers identified the root cause, implemented a fix, and confirmed full resolution by 10:47 AM.
Starting around 9:34 AM on May 14th 2026, our engineers began investigating an issue with the Sender Engagement Quality (SEQ) API endpoint not working as expected. Users may experience the Sender Engagement Quality (SEQ) API endpoint not working with the correct permission keys. This does not impact mail send. We will provide another update in 1 hour or as soon as more information becomes available.
Components affected
SendGrid APITrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 05/14/2026 05:47PM
Our engineers have monitored the fix and confirmed the issue with Sender Engagement Quality (SEQ) API endpoint has been resolved. All services are now operating normally at this time.
MONITORING
1 day ago - at 05/14/2026 05:12PM
Our engineers have implemented a fix and are monitoring system performance. SendGrid Engagement Quality API endpoint is now working as expected with API keys. We will provide another update in 30 minutes or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 05/14/2026 04:53PM
Our engineers have identified the issue and are working toward a fix. We will provide another update in 1 hour or as soon as more information becomes available.
INVESTIGATING
1 day ago - at 05/14/2026 04:45PM
Starting around 9:34 AM on May 14th 2026, our engineers began investigating an issue with the Sender Engagement Quality (SEQ) API endpoint not working as expected. Users may experience the Sender Engagement Quality (SEQ) API endpoint not working with the correct permission keys. This does not impact mail send. We will provide another update in 1 hour or as soon as more information becomes available.
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