Retell AI incident

Custom LLM calls failing to start

Minor Resolved View vendor source →

Retell AI experienced a minor incident on March 16, 2026 affecting Web Call and Phone Call, lasting 14m. The incident has been resolved; the full update timeline is below.

Started
Mar 16, 2026, 04:39 AM UTC
Resolved
Mar 16, 2026, 04:54 AM UTC
Duration
14m
Detected by Pingoru
Mar 16, 2026, 04:39 AM UTC

Affected components

Web CallPhone Call

Update timeline

  1. identified Mar 16, 2026, 04:39 AM UTC

    19:38 PST: custom LLM calls started failing to start due to a bad release. Other types of calls are not impacted. 21:35 PST: a fix is being rolled out, we are keep monitoring the issue.

  2. resolved Mar 16, 2026, 04:54 AM UTC

    This incident has been resolved.