Lettermint incident

Email sending API degraded

Resolved after 13 minutes, affecting API (Sending API), on March 27, 2026.

resolved Mar 27, 2026, 06:53 PM UTC

This incident is resolved. Our email sending API is fully operational and we are no longer seeing any errors or alerts.

Started
Mar 27, 2026, 06:17 PM UTC
Resolved
Mar 27, 2026, 06:30 PM UTC
Duration
13m
Detected by Pingoru
Mar 27, 2026, 06:17 PM UTC

Affected components

API (Sending API)

Update timeline

  1. identified Mar 27, 2026, 06:24 PM UTC

    We have identified the issue with our email sending API and are working on a fix. SMTP is not affected. We will provide updates as soon as we have more information.

  2. monitoring Mar 27, 2026, 06:32 PM UTC

    We have deployed a fix for the issues with our email sending API. We are no longer seeing errors and will continue to monitor.

  3. resolved Mar 27, 2026, 06:53 PM UTC

    This incident is resolved. Our email sending API is fully operational and we are no longer seeing any errors or alerts.

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