Between 11:40 AM and 11:48 AM PT on October 5, 2026, Amplitude experienced a full outage of the Guides and Surveys service. During this time, users may have been unable to create, publish, or edit Guides and Surveys, or may have seen Guides and Surveys fail to load for end users. The issue has been resolved and Guides and Surveys is fully operational. We are continuing to confirm there was no data loss. No customer action is needed at this time.