Critical incident

Klaviyo: WhatsApp Disruption

Affected: WhatsApp Sending

Current status of Klaviyo: Operational — live Klaviyo status

Timeline

1. Jun 6, 2026, 17:18 UTC
   investigating
   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.
2. Jun 6, 2026, 23:05 UTC
   resolved
   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.

Updates as published by Klaviyo (original).