# Messaging API Incident

- Provider: [Bandwidth](https://down.guide/bandwidth)
- Level: confirmed
- Impact: Partial outage
- lasted 1h 29m
- started 2026-05-14 03:06 UTC
- MMS Messaging (MM4), REST APIs - HTTP MMS Messaging, Toll Free MMS - Outbound
- id: DWN-1b601747d6
- Official page: https://stspg.io/52pvjk3jy3jb

## Updates from Bandwidth
### 2026-05-14 03:06 UTC: investigating
Bandwidth teams are investigating an incident impacting outbound messaging API requests where 400 errors are being returned. Specifically when media file is invalid or set to “null”. Teams are working to restore expected behavior.

### 2026-05-14 03:17 UTC: identified
The source of the incident has been identified and work is underway to restore expected API behavior.

### 2026-05-14 03:53 UTC: monitoring
Teams are observing expected API behavior and are monitoring for stability.

### 2026-05-14 04:36 UTC: resolved
This incident has been resolved.

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