- Level
- confirmed
- Worst impact
- Major outage
- Components
- Klaviyo App, Email Sending, Email Sending, Sign-up Forms, Email Deliverability, Lists, Segments, Customer Agent, Consent Pages, Profiles, Helpdesk, Mobile Push Sending, Customer Hub, Reviews, Analytics
- Down Index
- 53of 100
What to do
Check whether you use Klaviyo Klaviyo App, Email Sending, Email Sending, Sign-up Forms and 11 more. Check your stack
Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.Confirm your retries, queues and scheduled jobs caught up after the 2d 1h it lasted.
Anything that failed between 2026-05-05 21:24 UTC and 2026-05-07 23:02 UTC may need a replay.Subscribe to Klaviyo's feed to hear about the next one first. RSS feed
https://down.guide/feed?provider=klaviyo works in Slack (/feed subscribe), Discord feed bots and any RSS reader.
Updates from Klaviyo 12
- investigating
Klaviyo is currently experiencing a service disruption affecting access to klaviyo.com, our APIs, and message sending. Customers may be unable to log in, send campaigns or flows, or have their events processed during this time. Our engineering team is actively investigating the root cause. We'll provide updates as soon as more information is available.
provider
- investigating
Our engineering team is continuing to investigate the disruption affecting klaviyo.com, our APIs, and message sending. We will provide updates as more information is available.
provider
- investigating
We are continuing to investigate the issue affecting access to klaviyo.com and all associated services. Our engineering team is actively working to restore affected services. We will provide updates as soon as more information is available.
provider
- identified
Access to klaviyo.com has been restored, and dependent services are progressively coming back online. Our team continues to work toward full recovery, which we expect within the next hour. We'll provide another update in 30 minutes.
provider
- identified
Recovery is continuing to progress, and additional services are coming back online. Our team remains actively engaged, and we'll provide another update shortly.
provider
- identified
We are seeing recovery across APIs, event ingestion, and subscriptions. Our team continues to work toward restoring full functionality.
provider
- monitoring
Our engineering team has restored the impacted services and confirmed that systems have resumed functioning as intended. All Campaign/Flow messages impacted which are able to be replayed are currently sending. We're currently monitoring performance and will continue to update as incident is resolved.
provider
- monitoring
Access to klaviyo.com and core platform services has been restored. The majority of platform areas have returned to normal operation, with many affected services recovering automatically as infrastructure came back online. Our team is continuing to monitor platform stability and is actively working through remaining data repairs, including unsubscribe processing and analytics recovery. We will share further updates as this work progresses.
provider
- monitoring
Klaviyo services have been restored. Some background data reconciliation and recovery work is still in progress. This is not affecting overall system availability or customer use of the platform. Our team is continuing to monitor closely as we complete final repair efforts.
provider
- monitoring
Klaviyo services remain restored and operating as expected. Final background recovery and repair work is ongoing, but is not affecting customer use of the platform. Our team is continuing to monitor closely.
provider
- monitoring
Klaviyo services remain restored and operating as expected. Most recovery and repair work is now complete. Remaining work is focused on restoring webhook connections for a subset of WooCommerce and Eventbrite integrations and a subset of campaign analytics repairs, neither of which is affecting customer use of the platform. Our team is continuing to monitor closely.
provider
- resolved
All Klaviyo services have been fully restored and final recovery work is complete. We appreciate your patience throughout this incident. This incident has been resolved.
provider
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Corrections
None so far.
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Questions about DWN-cff4ffef83
Is Klaviyo still down?
No, this incident was resolved 2026-05-07 23:02 UTC. For Klaviyo's live state, see https://down.guide/klaviyo.
How long did it last?
2d 1h, from 2026-05-05 21:24 UTC to 2026-05-07 23:02 UTC, by the times Klaviyo posted.
What was affected?
Klaviyo named Klaviyo App, Email Sending, Email Sending, Sign-up Forms and 11 more.
What caused it?
Klaviyo hasn't published a root cause. If it does, it shows here.
Where does this come from?
Klaviyo's official status page, https://status.klaviyo.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.