Outage in Twilio
Sending RCS Message with Automatic SMS/MMS Fallback
Resolved MinorIncident Report
Summary AI Generated
Twilio's Programmable Messaging API experienced a partial degradation lasting approximately 1.6 hours, beginning at 04:56 PT on July 22, 2026. Customers sending RCS messages with automatic SMS/MMS fallback encountered elevated message delivery failures affecting SMS and MMS components. Engineers identified the root cause, deployed a fix, and resolved the incident by 08:51 PT.
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.
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Latest Updates ( sorted recent to last )
RESOLVED
about 10 hours ago - at 07/22/2026 03:51PM
This incident has been resolved
MONITORING
about 11 hours ago - at 07/22/2026 02:30PM
A fix has been implmented and we our now monitoring.
IDENTIFIED
about 11 hours ago - at 07/22/2026 02:17PM
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.
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