Minor incident

Twilio: SMS Delivery Delays from a Subset of Twilio Short Codes and Long Codes to Claro Brazil

Affected: SMS, Latin America

Current status of Twilio: Minor issues — live Twilio status

Timeline

1. Oct 23, 2026, 20:06 UTC
   investigating
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs, Short Codes, and Long Codes to Claro network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
2. Oct 23, 2026, 20:07 UTC
   identified
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to Claro network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
3. Oct 23, 2026, 21:07 UTC
   identified
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs, Short Codes, and Long Codes to Claro network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
4. Oct 23, 2026, 23:07 UTC
   identified
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs, Short Codes, and Long Codes to Claro network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
5. Oct 24, 2026, 00:24 UTC
   monitoring
   We have observed a recovery in SMS delivery from a subset of Twilio Alphanumeric Sender IDs, Short Codes, and Long Codes to Claro network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
6. Oct 24, 2026, 02:27 UTC
   monitoring
   We have observed a recovery in SMS delivery from a subset of Twilio Alphanumeric Sender IDs, Short Codes, and Long Codes to Claro network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
7. Oct 24, 2026, 06:02 UTC
   resolved
   The incident has been resolved and SMS delivery from a subset of Twilio Short Codes and Long Codes to Claro network subscribers in Brazil is operating normally.

Updates as published by Twilio (original).