Klaviyo: Klaviyo Helpdesk, Customer Hub, and Customer Agent services Outage

Impact: majorStatus: resolvedStarted 2025-11-28 20:27 UTCResolved 2025-11-28 22:05 UTC (1.6 h)4 updatesSource: stspg.io

Summary

Klaviyo reported a major outage affecting Helpdesk, Customer Hub, and Customer Agent’s onsite web chat, starting at 2025-11-28 20:27 UTC. The incident lasted 1 h 38 min and was resolved at 2025-11-28 22:05 UTC; Klaviyo reported restoring access and monitoring stability.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: HelpdeskK:Service - HelpdeskCustomer AgentK:Service - Customer AgentCustomer HubK:Service - Customer Hub

Timeline of updates

investigating2025-11-28 20:27 UTC
Starting at 3:00pm (US Eastern), Klaviyo Helpdesk, Customer Hub, and the onsite web chat functionality of Customer Agent are unavailable. Our team is investigating the issue and will update with progress as soon as possible.
identified2025-11-28 20:46 UTC
Starting at 3:40pm (US Eastern), we have restored access to these services (Customer Hub, Helpdesk, and Customer Agent). We continue to closely monitor these systems.
monitoring2025-11-28 21:11 UTC
Access to these services (Customer Hub, Helpdesk, and Customer Agent) remains stable. We are continuing to closely monitor these systems.
resolved2025-11-28 22:05 UTC
This incident has been resolved.

Rewindex changes for this incident

Major incident: Klaviyo Helpdesk, Customer Hub, and Customer Agent services Outage 2025-11-28 20:27 UTC

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Klaviyo profile · Recent Klaviyo incidents · Markdown · JSON