Retell AI experienced a minor incident on May 20, 2025 affecting Phone Call, lasting 1h 13m. The incident has been resolved; the full update timeline is below.
Affected components
Phone Call
Update timeline
- monitoring May 20, 2025, 12:33 AM UTC
Due to a technical issue, some calls experienced failures when performing cold transfers with agent numbers or warm transfers. This led to unexpected call drop-offs during transfer attempts. A fix is currently being deployed to resolve the issue. Impact window: May 19, 1:44 PM PDT – ongoing
- resolved May 20, 2025, 01:47 AM UTC
This incident has been resolved. We are working internally to add more test cases to prevent this from happening.