Twilio incident
Voice Call Audio Quality Degradation from a Subset of Twilio Phone Numbers to United States
Twilio experienced a minor incident on May 15, 2026 affecting Voice, North America, lasting 2h 42m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 15, 2026, 03:01 AM UTC
Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio United States Phone Numbers to network subscribers in the United States. 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 15, 2026, 03:25 AM UTC
Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio United States Phone Numbers to network subscribers in the United States. 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 15, 2026, 03:36 AM UTC
We have observed a recovery in voice calls from a subset of Twilio United States Phone Numbers to network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved May 15, 2026, 05:43 AM UTC
The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in the United States are operating normally.