Resolved after 2 days, affecting Batch Emails and General API and 1 more, on July 30, 2026.
The backlog is gone, and all delayed contact webhooks have been delivered. Delivery latency has now recovered. The new infrastructure configurations prevent this same issue from happening again.
Affected components
Update timeline
- investigating Jul 30, 2026, 12:00 AM UTC
We are currently investigating increased latency in contact-related webhook deliveries. At this time, you may experience delays in receiving contact events on your webhook endpoints.
- monitoring Jul 31, 2026, 02:00 AM UTC
We are still noticing increased latency in contact-related webhook deliveries. Events can be delayed by up to 8 hours before being delivered. We have identified the issue and implemented infrastructure changes to process the backlog faster.
- resolved Aug 01, 2026, 12:00 AM UTC
The backlog is gone, and all delayed contact webhooks have been delivered. Delivery latency has now recovered. The new infrastructure configurations prevent this same issue from happening again.
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