Content Marketing Platform returning 503

Incident Report for Optimizely Service

Resolved

This incident has been resolved.
Posted Oct 20, 2025 - 11:21 UTC

Monitoring

Our third party service provider has identified the cause and has applied initial mitigations. We are observing signs of recovery for our impacted services such as ODP, CMP, and Experimentation.

We will continue to monitor the situation and provide additional update once available.

Thanks for your patience.
Posted Oct 20, 2025 - 09:33 UTC

Investigating

We are investigating an ongoing issue with AWS for Increased Error Rates and Latencies affecting Content Marketing Platform availability.

A subset of clients will be experiencing high latency or 5xx-errors.

We will post additional updates hourly or when we have information available.

Thank you for your patience.
Posted Oct 20, 2025 - 07:58 UTC
This incident affected: Content Marketing Platform (Library, Plan, Requests, Open API, Analytics) and Optimizely Data Platform - NA Region (Event Collection, Data Ingestion and Processing, Campaigns, Core App Experiences).