Outage in Nylas
[US] Elevated 500 Errors for Messages API Requests on IMAP Grants
Resolved MinorIncident Report
Summary AI Generated
Nylas experienced elevated HTTP 500 errors on the `/messages` API endpoint for IMAP grants in the US region, lasting approximately 3.9 hours. The issue was limited in scope, with a low overall error rate, and did not affect other providers, endpoints, or the EU region. Error rates and latency returned to normal levels and the incident was confirmed resolved.
We are investigating elevated rates of HTTP 500 responses for the /messages API endpoint affecting IMAP grants in the US region. Some requests may fail as a result.
The issue is not affecting grants for other providers, other API endpoints, or the EU region. The overall error rate remains low. We will provide another update as our investigation progresses.
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Latest Updates ( sorted recent to last )
RESOLVED
15 days ago - at 08/06/2026 06:30PM
Error rates and request latency for the /messages API endpoint have remained at normal operating levels, and our monitoring confirms that the issue is no longer affecting customers.
This incident is now resolved. Thank you for your patience while we worked to address it. If you require additional assistance, please contact support@nylas.com.
MONITORING
15 days ago - at 08/06/2026 04:36PM
Error rates and request latency for the /messages API endpoint have returned to normal operating levels. We will continue to monitor performance to confirm the mitigation remains effective.
INVESTIGATING
15 days ago - at 08/06/2026 02:37PM
We are investigating elevated rates of HTTP 500 responses for the /messages API endpoint affecting IMAP grants in the US region. Some requests may fail as a result.
The issue is not affecting grants for other providers, other API endpoints, or the EU region. The overall error rate remains low. We will provide another update as our investigation progresses.
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