Twilio incident
SMS Delivery Failures between Twilio Phone Numbers and Multiple Networks in Brazil
Twilio experienced a minor incident on May 18, 2026 affecting SMS, Latin America, lasting 3h 1m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 18, 2026, 08:36 PM UTC
Twilio customers may be experiencing SMS delivery failures between Twilio Phone Numbers and network subscribers on multiple networks 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.
- identified May 18, 2026, 08:51 PM UTC
Twilio customers may be experiencing SMS delivery failures between Twilio and multiple networks 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.
- monitoring May 18, 2026, 09:14 PM UTC
We have observed a recovery in SMS delivery between Twilio Phone Numbers and multiple networks in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring May 18, 2026, 11:15 PM UTC
We have observed a recovery in SMS delivery between Twilio and network subscribers on multiple networks in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved May 18, 2026, 11:38 PM UTC
The incident has been resolved and SMS delivery between Twilio Phone Numbers and affected networks in Brazil is operating normally.