Outage in SendGrid
Our Engineers are Investigating an Issue with Messaging.
Resolved MinorIncident Report
Summary AI Generated
Twilio Messaging Services experienced a 46-day degradation between July 21 and September 4, 2026, during which messages containing a media URL with a comma and a messaging service SID parameter were incorrectly rejected with HTTP 400 and error code 21620. The issue was retroactive, meaning it had already concluded before being identified and investigated on September 8. Engineers confirmed the root cause and resolved the incident within 15 minutes of initiating their investigation.
Our engineers are currently investigating the customer impact of a retroactive issue with Messaging. We will follow up and provide customer impact details within 2 hours.
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Latest Updates ( sorted recent to last )
RESOLVED
about 7 hours ago - at 09/08/2026 05:39PM
Twilio Messaging Services was degraded for 46 days between July 21 2026 3:28 PM and Sept 4 2026 6:00 PM Pacific Time . During this period of time, customers that sent messages with media url that contained a comma and added the messaging service sid parameter in their messages will have their messages messages incorrectly rejected with http 400 and Twilio error code 21620 .
MONITORING
about 8 hours ago - at 09/08/2026 05:27PM
Our engineers are currently investigating the customer impact of a retroactive issue with Messaging. We will follow up and provide customer impact details within 2 hours.
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