Sender Engagement Quality (SEQ) API Endpoint Degraded

This incident has been resolved.

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.

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.

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.