Klaviyo app slowness
Monitoring - Reporting and metrics have caught up and are now up to date, and requests to our metrics and reporting APIs are returning normally. If you recently changed your attribution settings, updated revenue attribution for past messages may take longer than usual to appear. We continue to monitor closely and appreciate your patience throughout this incident.
Nov 04, 2026 - 18:12 EST
Update - Reporting and metrics continue to catch up, so some data may still appear out of date. Page load times remain normal. Some requests to our metrics and reporting APIs may also continue to return errors. We will share another update as soon as we have more information.
Nov 04, 2026 - 17:02 EST
Update - Page load times across the Klaviyo app have returned to normal, and we have restarted the background processing behind reporting and metrics. Some of this data may continue to appear out of date while it catches up. Campaign and flow sending are not affected. We will share another update as soon as we have more information.
Nov 04, 2026 - 15:45 EST
Update - Page load times remain improved. Some reporting and metrics may still show out-of-date data, and a subset of requests to our metrics and reporting APIs may return errors. Campaign and flow sending are not affected. We will share another update as soon as we have more information.
Nov 04, 2026 - 14:31 EST
Identified - Page load times across the Klaviyo app have improved significantly, though some pages may still load slowly. To support this recovery, we temporarily paused some background processing, so reporting and metrics may show out-of-date data or errors. Campaign and flow sending are not affected. We will share another update as soon as we have more information.
Nov 04, 2026 - 13:26 EST
Update - Load times across the Klaviyo app continue to improve. Some reporting and metrics pages may show errors, appear blank, or display out-of-date data. Campaign and flow sending are not affected. We will share another update as soon as we have more information.
Nov 04, 2026 - 12:35 EST
Update - We are seeing early signs of improvement in load times across the Klaviyo app. Some pages, including reporting and metrics, may still be slow or show errors. Our team is continuing to investigate. We will share another update as soon as we have more information.
Nov 04, 2026 - 11:53 EST
Investigating - Some customers may be experiencing slow load times across the Klaviyo app. Our team is actively looking into the cause. We will share another update as soon as we have more information.
Nov 04, 2026 - 11:17 EST
Uptime over the past 90 days. View historical uptime.
Platform Operational
Klaviyo App Operational
Klaviyo Support Operational
Klaviyo Help Center Operational
Klaviyo Developers Operational
Klaviyo Marketing Operational
API Operational
Server-side Operational
Client-side Operational
Composer Operational
Campaigns Operational
Email Sending Operational
Text Message Sending Operational
WhatsApp Sending Operational
Mobile Push Sending Operational
Campaign Editor Operational
Flows Operational
Email Sending Operational
Text Message Sending Operational
WhatsApp Sending Operational
Mobile Push Sending Operational
Flow Editor Operational
Processing Operational
Website Operational
Sign-up Forms Operational
Landing Pages Operational
Consent Pages Operational
Customer Hub Operational
Reviews Operational
Social Operational
Auto-replies Operational
Content Operational
Service Operational
Customer Agent Operational
Helpdesk Operational
Audience Operational
Lists Operational
Segments Operational
Profiles Operational
Analytics Operational
Integrations Operational
Shopify Operational
Meta Operational
WooCommerce Operational
BigCommerce Operational
Magento Operational
Other Operational
Deliverability Operational
Email Deliverability Operational
Text Message Deliverability 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.

Nov 5, 2026

No incidents reported today.

Nov 4, 2026

Unresolved incident: Klaviyo app slowness.

Nov 3, 2026

No incidents reported.

Nov 2, 2026

No incidents reported.

Nov 1, 2026

No incidents reported.

Oct 31, 2026

No incidents reported.

Oct 30, 2026

No incidents reported.

Oct 29, 2026

Elevated flow recipient skips
Resolved - Flows are no longer skipping profiles with the skip reason "Incorrectly Triggered." As of 1:22 PM US/Eastern on October 29, 2026, we have finished reprocessing the impacted profiles so that eligible messages were sent. We apologize for any disruption this may have caused. This incident has been resolved.
Oct 29, 17:32 EDT
Monitoring - Between 11:00 AM US/Eastern and 5:00 PM US/Eastern on October 28, 2026, some customers may have seen flows skip profiles with the skip reason "Incorrectly Triggered," shown in flow and profile activity. Flows are no longer skipping profiles for this reason, and we are reprocessing impacted profiles. No action is needed from customers, and we will confirm once reprocessing is complete. We continue to monitor closely.
Oct 28, 17:49 EDT
Campaign Sending Delays
Resolved - Campaign sending has returned to normal, and all affected campaigns have been repaired and sent. Between approximately 7:59 AM and 11:45 AM US/Eastern on October 29, 2026, some customers experienced delays sending campaigns, and some scheduled campaigns may have appeared stuck or shown no recipients while they processed. We're sorry for the disruption this caused. This incident has been resolved.
Oct 29, 13:05 EDT
Identified - Some customers are experiencing delays with campaigns sending, and some scheduled campaigns may appear stuck or show no recipients while they process. We have identified the issue affecting a subset of campaign sending. If a scheduled campaign has not started sending, you can cancel and reschedule it to send again. We are working to resolve this as quickly as possible and will share another update shortly.
Oct 29, 10:55 EDT

Oct 28, 2026

Oct 27, 2026

No incidents reported.

Oct 26, 2026

No incidents reported.

Oct 25, 2026

No incidents reported.

Oct 24, 2026

No incidents reported.

Oct 23, 2026

Outbound Webhook Delays
Resolved - Event webhook delivery was fully restored at 2:40 AM US/Eastern on October 23, 2026 after the backlog was processed. Webhook data was retained, and webhook actions in flows were not affected. We apologize for the disruption this caused. This incident has been resolved.
Oct 23, 09:06 EDT
Monitoring - New event webhooks are being delivered again after processing resumed at 11:28 PM US/Eastern on October 22, 2026. Some customers and third-party apps connected to Klaviyo accounts may continue to see delays while the backlog is processed, and we expect these delays to decrease over time. Webhook data has been retained, and webhook actions in flows are not affected at this time. We continue to monitor closely and appreciate your patience throughout this incident.
Oct 23, 00:07 EDT
Identified - Some customers and third-party apps connected to Klaviyo accounts are experiencing delays receiving event webhooks. Webhook actions in flows are not affected at this time. To support recovery, we temporarily paused processing of new webhooks at 5:11 PM US/Eastern on October 22, 2026, and earlier webhooks are still being delivered with delays. Webhook data is being retained, and we expect delayed and paused webhooks to be delivered once processing resumes. We are working to resolve this as quickly as possible and will share another update shortly.
Oct 22, 18:20 EDT

Oct 22, 2026

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