Resolved after 28 minutes, affecting SendGrid API and SendGrid Email Activity and 1 more, on October 16, 2025.
Our engineering team has confirmed that the issue affecting Optimail campaign sending has been fully resolved. All services are now operating normally, and campaign deliveries have returned to expected performance levels.
Affected components
Update timeline
- investigating Oct 16, 2025, 04:49 PM UTC
Some customers sending Optimail marketing campaigns may have experienced delays. Campaigns are sending now, and we’re continuing to monitor progress.
- monitoring Oct 16, 2025, 04:59 PM UTC
Our engineering team identified the root cause of the issue affecting Optimail campaign sending and implemented a fix. Affected campaigns are now being delivered, and we should no longer be experiencing delays. We will continue to monitor system performance.
- resolved Oct 16, 2025, 05:17 PM UTC
Our engineering team has confirmed that the issue affecting Optimail campaign sending has been fully resolved. All services are now operating normally, and campaign deliveries have returned to expected performance levels.
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