# Custom LLM calls failing to start

- Provider: [Retell AI](https://down.guide/retell)
- Level: confirmed
- Impact: Degraded
- lasted 15m
- started 2026-03-16 04:39 UTC
- Web Call, Phone Call
- id: DWN-8e0c30ffe2
- Official page: https://stspg.io/jl44188dybqv

## Updates from Retell AI
### 2026-03-16 04:39 UTC: identified
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.

### 2026-03-16 04:54 UTC: resolved
This incident has been resolved.

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