Twilio - Increased 500 Errors for Retrieve Participants API for Voice Conference

Update timeline

1. investigating Feb 04, 2026, 12:03 PM UTC

   We have detected potential service disruption through our monitoring systems and are actively investigating. A detailed assessment of the impact and affected services will be provided within the next 30 minutes.

2. investigating Feb 04, 2026, 12:05 PM UTC

   Twilio are investigating an issue with increased 500 errors for Voice Conference Participants API. We expect to provide another update in 1 hour or as soon as more information becomes available.

3. investigating Feb 04, 2026, 01:53 PM UTC

   Twilio are aware of increased 500 errors affecting the Twilio Calls and Conference APIs. Customers may experience failures when using the Calls or Conference APIs. Twilio team is actively investigating the root cause and has escalated this to their platform engineering team. We will provide another update in 2 hours or as soon as more information becomes available.

4. monitoring Feb 04, 2026, 01:58 PM UTC

   Twilio Calls and Conference APIs are now operating normally. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.

5. resolved Feb 04, 2026, 02:18 PM UTC

   Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.