# Vonage API: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator

- Provider: [Vonage API](https://outages.cc/vonage.md)
- Type: Incident
- State: Resolved
- Worst impact: Degraded performance
- Started: 2026-10-29 20:17 UTC
- Resolved: 2026-10-29 21:57 UTC (lasted 1 h 39 min)
- Components: SMS North America, MMS North America, Global Connectivity - SMS North America, Global Connectivity - MMS North America
- Official update: https://stspg.io/pw3gp52phck4

## Updates from Vonage API

### resolved, 2026-10-29 21:57 UTC

This incident has been resolved.

### monitoring, 2026-10-29 20:26 UTC

A fix has been implemented and we are monitoring the results.

### investigating, 2026-10-29 20:17 UTC

Please be advised that we are observing partial latency in SMS and MMS message delivery on AT&T operator in USA.. We are working towards resolution of the issue and will issue an update as soon as more information becomes available. If you have any questions, please contact api.support.vonage.com