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Outage in Klaviyo

Shopify API Outage

Resolved Major
June 03, 2026 - Started 6 days ago - Lasted about 3 hours
Official incident page

Incident Report

Summary AI Generated

Klaviyo experienced a 2.9-hour outage affecting their Shopify integration due to an upstream service issue, preventing customers from setting up new Shopify integrations and causing delays in data syncing for existing integrations. Customers encountered errors when performing actions dependent on the Shopify API during the incident. The issue was resolved with automated retry processes handling the backlog, and customers who experienced setup failures were able to retry their integrations.

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.
Components affected
Klaviyo Integrations - Shopify

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Latest Updates ( sorted recent to last )
RESOLVED 5 days ago - at 06/03/2026 05:16PM

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.

MONITORING 6 days ago - at 06/03/2026 03:06PM

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.

IDENTIFIED 6 days ago - at 06/03/2026 02:46PM

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.

INVESTIGATING 6 days ago - at 06/03/2026 02:23PM

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.

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