All Systems Operational

Uptime over the past 90 days. View historical uptime.
Klaviyo App Operational
90 days ago
99.96 % uptime
Today
Klaviyo App Operational
90 days ago
99.96 % uptime
Today
Klaviyo Support Operational
Klaviyo API Operational
90 days ago
99.99 % uptime
Today
Email Sending Operational
90 days ago
99.98 % uptime
Today
Campaign Email Sending Operational
90 days ago
99.97 % uptime
Today
Flow Email Sending Operational
90 days ago
99.98 % uptime
Today
Email Deliverability Operational
Email Content Operational
SMS Sending Operational
90 days ago
100.0 % uptime
Today
SMS Sending - Toll Free Number SMS Operational
90 days ago
100.0 % uptime
Today
SMS Sending - Toll Free Number MMS Operational
90 days ago
100.0 % uptime
Today
SMS Sending - Short Code SMS Operational
90 days ago
100.0 % uptime
Today
SMS Sending - Short Code MMS Operational
90 days ago
100.0 % uptime
Today
SMS Sending - Other Operational
SMS Deliverability Operational
SMS Content Operational
SMS Number Provisioning Operational
Mobile Push Sending Operational
90 days ago
99.98 % uptime
Today
Integrations Operational
90 days ago
100.0 % uptime
Today
Integrations - Shopify Operational
90 days ago
100.0 % uptime
Today
Integrations - WooCommerce Operational
90 days ago
100.0 % uptime
Today
Integrations - BigCommerce Operational
90 days ago
100.0 % uptime
Today
Integrations - Magento Operational
90 days ago
100.0 % uptime
Today
Integrations - Magento 2 Operational
90 days ago
100.0 % uptime
Today
Integrations - Other Operational
Analytics Operational
90 days ago
100.0 % uptime
Today
Segmentation Operational
90 days ago
99.98 % uptime
Today
Reviews Operational
90 days ago
100.0 % uptime
Today
Flow Triggering Operational
List Subscription Operational
Signup Forms Operational
Unsubscribe & Preference Pages Operational
Klaviyo.com Operational
Klaviyo Help Center Operational
Klaviyo Developers Operational
Profiles ? Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Scheduled Maintenance

Data Infrastructure Scheduled Maintenance Apr 9, 2025 08:00-12:00 EDT

Beginning at 8:00 AM (US Eastern Time) and ending at 12:00 PM (US Eastern Time) on Wednesday, April 9, 2025, Klaviyo Engineering will perform maintenance on our events infrastructure. During this maintenance window, Profiles deletes, updates, and merges may be delayed. No other Klaviyo functionality will be impacted.
Posted on Apr 04, 2025 - 17:49 EDT
Apr 7, 2025

No incidents reported today.

Apr 6, 2025

No incidents reported.

Apr 5, 2025

No incidents reported.

Apr 4, 2025

No incidents reported.

Apr 3, 2025

No incidents reported.

Apr 2, 2025
Data Infrastructure Scheduled Maintenance
Completed - The scheduled maintenance has been completed.
Apr 2, 12:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 2, 08:00 EDT
Scheduled - Beginning at 8:00 AM (US Eastern Time) and ending at 12:00 PM (US Eastern Time) on Wednesday, April 2, 2025, Klaviyo Engineering will perform maintenance on our events infrastructure.

During this maintenance window, Profiles deletes, updates, and merges may be delayed. No other Klaviyo functionality will be impacted.
Mar 31, 10:22 EDT
Apr 1, 2025
Delayed message sending
Resolved - All impacted campaigns have now been sent. This incident is resolved.
Apr 1, 23:08 EDT
Monitoring - Starting at 3:37 PM (US Eastern), campaigns began sending in real-time and we began resending delayed campaigns. We expect that all remaining delayed campaigns will be sent within the next 90 minutes. Transactional flow messages were not impacted by this incident. However, non-transactional flows scheduled to send between 12:22 -15:26ET were not delivered and will not be replayed to avoid untimely messages.
Apr 1, 19:54 EDT
Identified - As of 3:37 PM (US Eastern), the issue has been identified and a fix is being implemented. All delayed campaigns will be resent.
Apr 1, 15:46 EDT
Investigating - We are currently experiencing delays of up to an hour when sending email, SMS, and push notifications as of 12:30 PM (US Eastern) on April 1, 2025. We are actively investigating the issue to restore real-time sending.
Apr 1, 13:44 EDT
Mar 31, 2025
Delayed event processing for some Shopify users
Resolved - This incident has been resolved.
Mar 31, 16:00 EDT
Monitoring - A fix has been implemented and we are monitoring the results.
Mar 31, 15:33 EDT
Identified - As of 12:00 PM (US Eastern Time) on March 31, 2025, some accounts began experiencing an up to 2 hour delay in processing Shopify’s Checkout Started and Placed Order events. The team has identified the issue and is working on a fix. No event data has been lost.
Mar 31, 14:13 EDT
Issues with custom profile property availability
Resolved - This incident has been resolved.
Mar 31, 09:38 EDT
Monitoring - Beginning at 12:02 PM US Eastern Time, Klaviyo began experiencing issues with custom profile properties appearing in drop downs throughout the app.

The root cause has been identified and addressed, custom profile property functionality has been restored. We are monitoring to confirm all impacts have been resolved and there are no further issues.
Mar 27, 13:40 EDT
Mar 30, 2025

No incidents reported.

Mar 29, 2025

No incidents reported.

Mar 28, 2025

No incidents reported.

Mar 27, 2025
Klaviyo reviews submission issues
Resolved - Beginning at 1:46 PM US Eastern Time and ending at 5:11 PM US Eastern Time, Klaviyo began experiencing issues with the submission of Klaviyo reviews. Any end user review submissions during this time would have been unsuccessful.

The root cause has been identified and addressed, all Reviews functionality has been restored.
Mar 27, 17:24 EDT
Mar 26, 2025

No incidents reported.

Mar 25, 2025

No incidents reported.

Mar 24, 2025

No incidents reported.

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