Minor impactOngoingCommunication

Twilio incident: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States

Twilio reported this minor-impact incident on its official status page on Oct 29, 2026, 00:51 UTC. It has not been marked resolved yet.

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Oct 29, 2026, 00:51 UTC
started
—
resolved
ongoing
duration
Minor
impact

Affected components

  • MMS Short Code, North America
  1. identifiedOct 29, 2026, 04:01 UTC

    Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

  2. identifiedOct 29, 2026, 01:56 UTC

    Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.

  3. identifiedOct 29, 2026, 00:54 UTC

    Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

  4. investigatingOct 29, 2026, 00:51 UTC

    Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

What APIStatus.watch saw

  • Oct 29, 2026, 01:35 UTCoperational → unknown
  • Oct 29, 2026, 01:40 UTCunknown → operational
  • Oct 29, 2026, 03:30 UTCoperational → unknown
  • Oct 29, 2026, 03:35 UTCunknown → operational

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does Twilio have incidents?

Twilio reported 508 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 6h 9m. See Twilio's uptime and incident history

Twilio incident on Oct 29, 2026: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States · APIStatus.watch