# Retell AI: Single / multi prompt agent function parameter empty

- Impact (vendor’s label): none
- Status: resolved
- Started: 2025-08-08 04:40 UTC · Resolved: 2025-08-08 05:07 UTC · Duration: 27 min
- Updates: 2
- [Vendor status page: https://stspg.io/d2wm62k24582](https://stspg.io/d2wm62k24582)
- [Company: Retell AI](https://rewindex.com/company/retell-ai.md)

## Timeline of updates

- **identified** 2025-08-08 04:40 UTC: 19:42: there start to be reports on single / multi prompt agents having issues with function parameter being empty. 21:25: issue was identified and a hotfix is being rolled out. We are keep monitoring the issue.
- **resolved** 2025-08-08 05:07 UTC: This incident has been resolved.


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Canonical: https://rewindex.com/company/retell-ai/incidents/bk86jljh685s · Markdown: https://rewindex.com/company/retell-ai/incidents/bk86jljh685s.md · JSON: https://rewindex.com/api/v1/companies/retell-ai/incidents/bk86jljh685s · Generated 2026-10-20T00:53:14.148Z