# Sending RCS Message with Automatic SMS/MMS Fallback

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 1h 34m
- started 2026-07-22 14:17 UTC
- MMS, SMS
- id: DWN-8aa24539bc
- Official page: https://stspg.io/d893k45pnx6p

## Updates from Twilio
### 2026-07-22 14:17 UTC: identified
The Twilio Programmable Messaging API is partially degraded starting from 04:56 PT. Customers sending an RCS message with automatic fallback to SMS/MMS may experience elevated levels of failures in message delivery. The root cause has been identified and oncall engineers are working on resolving the issue.

### 2026-07-22 14:30 UTC: monitoring
A fix has been implmented and we our now monitoring.

### 2026-07-22 15:51 UTC: resolved
This incident has been resolved

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