# Retell AI: Chats and calls unavailable for GPT-4o and 4o-mini

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-06-22 07:00 UTC · Resolved: 2026-06-22 09:03 UTC · Duration: 2.1 h
- Updates: 3 · Affected components: End to End Calling - Phone Call, Phone Call, API chat, Chat - API chat, Chat - SMS chat, SMS chat, End to End Calling - Web Call, Web Call
- [Vendor status page: https://stspg.io/bgf91wl04wn6](https://stspg.io/bgf91wl04wn6)
- [Company: Retell AI](https://rewindex.com/company/retell-ai.md)

## Timeline of updates

- **identified** 2026-06-22 07:00 UTC: Due to a recent regression, AI calls and chats powered by GPT-4o and GPT-4o mini are currently unavailable. Our team is working to restore service as quickly as possible.
- **monitoring** 2026-06-22 08:16 UTC: A fix is being deployed; we are actively monitoring.
- **resolved** 2026-06-22 09:03 UTC: The incident has been resolved


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Canonical: https://rewindex.com/company/retell-ai/incidents/3szrf44r1kyz · Markdown: https://rewindex.com/company/retell-ai/incidents/3szrf44r1kyz.md · JSON: https://rewindex.com/api/v1/companies/retell-ai/incidents/3szrf44r1kyz · Generated 2026-10-20T00:07:44.983Z