SMS Delivery Delays and Failures to and from Multiple Networks in US for a Subset of Short Codes

Incident Report for Braze, Inc.

Resolved

SMS functionality has been restored to normal operations for all affected short codes on US carrier networks. The service disruption, caused by a Twilio incident, has been fully resolved. We continue monitoring to ensure optimal performance.

Posted Aug 28, 2025 - 18:58 EDT

Monitoring

We are experiencing recovery in SMS delivery delays and failures due to an external Twilio issue, impacting our downstream services for some US short codes. Braze Engineers will continue to monitor the situation and provide an update when more information becomes available.

Posted Aug 28, 2025 - 17:12 EDT

Update

Braze Engineers are working with Twilio to determine the complete scope of impact to Braze services and US customers.

We will continue monitoring the situation and provide an update when more information becomes available.

Posted Aug 28, 2025 - 15:46 EDT

Identified

Braze Engineers have identified an issue with SMS delivery Delays and failures to multiple networks in US for a subset of short codes.

Braze Engineers have confirmed this appears to be related to an ongoing Twilio incident: https://status.twilio.com/incidents/rh2bywf4s0nv

We expect to provide another update in 30 minutes or as soon as more information becomes available.

Posted Aug 28, 2025 - 15:06 EDT

This incident affected: Global Messaging Channels (SMS).