Outage in SendGrid

API Authentication issues

Resolved Minor
March 06, 2025 - Started 27 days ago - Lasted 1 day
Official incident page

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Outage Details

Starting around 7 AM PST on March 6, 2025, our engineers began investigating an issue with sporadic API authentication errors in SendGrid. Users may see 5xx errors/timeouts during the authentication stage of their API calls. As such, the situation might impact mail send. We will provide another update in 30 minutes or as soon as more information becomes available
Components affected
SendGrid API v3 SendGrid API
Latest Updates ( sorted recent to last )
RESOLVED 26 days ago - at 03/07/2025 08:09PM

Our engineers have monitored the fix and confirmed that the API authentication issues have been resolved. All services are now operating normally.

MONITORING 27 days ago - at 03/07/2025 12:30AM

Our team has taken action to mitigate the customer impact, and we continue monitoring the health of our system. We will provide another update tomorrow morning on Friday, March 7th.

MONITORING 27 days ago - at 03/06/2025 08:58PM

Our engineers have taken actions to prevent authentication timeouts and are monitoring system performance. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 07:26PM

Our Engineers are still investigating the issue, but actions have been taken. Impact to customers has been mitigated as of 8:21 AM PST. We will provide another update in two hours or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 07:26PM

Our Engineers are still investigating the issue, but actions have been taken. Impact to customers has been mitigated as of 8:21 AM PST. We will provide another update in two hours or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 06:58PM

We are continuing to investigate the issue. We will provide another update in two hours or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 05:42PM

We are continuing to investigate the issue. We will provide another update in one hour or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 04:43PM

Our Engineers continue to investigate the issue. We will provide another update in one hour or as soon as more information becomes available.

INVESTIGATING 27 days ago - at 03/06/2025 04:12PM

Starting around 7 AM PST on March 6, 2025, our engineers began investigating an issue with sporadic API authentication errors in SendGrid. Users may see 5xx errors/timeouts during the authentication stage of their API calls. As such, the situation might impact mail send. We will provide another update in 30 minutes or as soon as more information becomes available

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