Major incident

Klaviyo: Shopify API Outage

Affected: Shopify

Current status of Klaviyo: Operational — live Klaviyo status

Timeline

1. Jun 3, 2026, 14:23 UTC
   investigating
   Klaviyo is aware of an issue affecting the Shopify integration. Some customers attempting to set up a new Shopify integration, or performing actions that depend on the Shopify API, may be encountering errors. Customers with existing integrations may experience delays in Shopify data syncing. The issue is caused by a partial outage affecting an upstream service, and our team is actively monitoring the situation while automated retry processes work to recover affected requests. You can follow the external incident here: https://www.shopifystatus.com/incidents/gbqcx5fk01gz We will share more as soon as the situation is understood.
2. Jun 3, 2026, 14:46 UTC
   identified
   The issue has been identified and we are seeing early signs of recovery. We are continuing to monitor the situation closely and will share another update shortly.
3. Jun 3, 2026, 15:06 UTC
   monitoring
   We're seeing further recovery for Shopify integrations, and Shopify data syncing is returning to normal. Automated retry processes are working through the backlog of affected requests. No action is required for customers with existing integrations. Customers who saw errors while setting up a new Shopify integration can retry that setup. We continue to monitor closely and appreciate your patience throughout this incident.
4. Jun 3, 2026, 17:16 UTC
   resolved
   The issue affecting Shopify integrations has been resolved, and Shopify data syncing has returned to normal. Automated retry processes will continue to work through the backlog of affected requests. Some customers may see their integration in a failed state, but the retry processes will automatically fix this. Customers who saw errors while setting up a new Shopify integration can retry. This incident has been resolved.

Updates as published by Klaviyo (original).