Outage in Twilio
Event Streams Service Disruption
Resolved MinorIncident Report
Summary AI Generated
Twilio's Event Streams experienced a 5.8-hour disruption affecting SendGrid Email Activity, Statistics, Marketing Campaigns, and Event Webhooks, with mail-send events (Delivered, Deferred, Bounces, Spam Reports) delayed starting around 12:12 PM PT. No event data was lost, though a small subset of events were delayed and brief duplicate events occurred around 12:13 PM PT. Engineers identified and resolved the issue, with all services confirmed fully operational by 7:24 PM PT.
We are investigating a service interruption with Event Streams. Customers may experience event data loss or delays in event delivery. Our team is actively investigating the scope of impact and data recovery options. We expect to provide another update in 2 hours or as soon as more information becomes available.
Components affected
Twilio SendGrid Email Activity Twilio SendGrid Statistics Twilio SendGrid Marketing Campaigns Twilio Event WebhooksTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
4 days ago - at 09/25/2026 02:24AM
Our engineers have monitored the fix and confirmed the issue with event streams has been resolved. All services are now operating normally at this time.
IDENTIFIED
4 days ago - at 09/25/2026 02:05AM
Our team is continuing to work on restoring a small subset of events that are delayed from 12:12 PM PT and customers may see some duplicate events happened for a few minutes around 12:13 PM PT. We expect to provide another update in 1 hour or as soon as more information becomes available.
IDENTIFIED
4 days ago - at 09/25/2026 01:03AM
Our team is continuing to work on restoring a small subset of events that are delayed from 12:12 PM PT and customers may see some duplicate events happened for a few minutes around 12:13 PM PT. We expect to provide another update in 1 hour or as soon as more information becomes available.
IDENTIFIED
4 days ago - at 09/24/2026 11:45PM
Our team is continuing to work on restoring a small subset of events that are delayed from 12:12 PM PT and customers may see some duplicate events happened for a few minutes around 12:13 PM PT. We expect to provide another update in 1 hour or as soon as more information becomes available.
IDENTIFIED
4 days ago - at 09/24/2026 10:13PM
Our engineers have identified the issue and are working on restoring delayed events. A subset of mail-send related events (such as Delivered, Deferred, Bounces, Spam Reports) for Email Activity, Marketing Campaigns, Group Unsubscribes, and Event Webhook are delayed for a specific time window (TBD). Email stats for new mail recieved after 12:15 PM PT is not impacted and no event data was lost. We will provide an update in 1 hour or as soon as more information becomes available.
INVESTIGATING
4 days ago - at 09/24/2026 08:44PM
Our engineers are continuing to investigate the issue causing inconsistencies with Event Streams. We expect to provide another update in 2 hours or as soon as more information becomes available.
INVESTIGATING
4 days ago - at 09/24/2026 08:40PM
We are investigating a service interruption with Event Streams. Customers may experience event data loss or delays in event delivery. Our team is actively investigating the scope of impact and data recovery options. We expect to provide another update in 2 hours or as soon as more information becomes available.
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