Experience API experiencing issues on upsert operations

Incident Report for Contentful

Monitoring

We have mitigated the issue and are seeing improvements on the error rates. We will continue monitoring the situation.
Posted Aug 17, 2026 - 10:19 UTC

Identified

We have identified the issue and are working with our upstream provider to provide a fix.
Posted Aug 17, 2026 - 09:37 UTC

Investigating

We are investigating an issue where customers are experiencing errors with upsert operations on the Personalization Experience API.
Posted Aug 17, 2026 - 09:05 UTC
This incident affects: Ninetailed (Personalization) (Experience API).