Klaviyo: WhatsApp Disruption

Impact: criticalStatus: resolvedStarted 2026-06-06 17:18 UTCResolved 2026-06-06 23:05 UTC (5.8 h)2 updatesSource: stspg.io

Summary

Klaviyo reported a critical outage of all WhatsApp functionality, including message sending, integration setup and template editing, due to an upstream provider outage. The incident started at 2026-06-06 17:18 UTC and was marked resolved at 2026-06-06 23:05 UTC, lasting 5 h 47 min; Klaviyo confirmed services were restored after monitoring.

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

Affected components: SMS Sending - WhatsAppWhatsApp Sending

Timeline of updates

investigating2026-06-06 17:18 UTC
All WhatsApp functionality is currently unavailable for customers due to an upstream provider outage (including sending, integration setup and template editing). The Engineering team is actively investigating and will share more information as soon as it becomes available.
resolved2026-06-06 23:05 UTC
The issue affecting WhatsApp features within Klaviyo has been resolved as of 6:45 PM US/Eastern on June 6, 2026. Our Engineering team has monitored performance and see that WhatsApp services have been restored including message sending, integration setup and template editing. This incident has been resolved.

Rewindex changes for this incident

Critical incident: WhatsApp Disruption 2026-06-06 17:18 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