Minor impactOngoingCommunication

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

SendGrid 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

Timeline

updates from SendGrid's status page ↗
  1. identifiedOct 29, 2026, 08:02 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 8 hours or as soon as more information becomes available.

  2. 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.

  3. 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.

  4. 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.

  5. 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, 01:49 UTCunknown → operational
  • Oct 29, 2026, 02:15 UTCoperational → unknown
  • Oct 29, 2026, 02:20 UTCunknown → operational
  • Oct 29, 2026, 02:30 UTCoperational → unknown
  • Oct 29, 2026, 02:40 UTCunknown → operational
  • Oct 29, 2026, 02:45 UTCoperational → unknown
  • Oct 29, 2026, 02:55 UTCunknown → operational
  • Oct 29, 2026, 03:00 UTCoperational → unknown
  • Oct 29, 2026, 03:10 UTCunknown → operational
  • Oct 29, 2026, 03:20 UTCoperational → unknown
  • Oct 29, 2026, 03:44 UTCunknown → operational
  • Oct 29, 2026, 07:35 UTCoperational → unknown
  • Oct 29, 2026, 07:40 UTCunknown → operational

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does SendGrid have incidents?

SendGrid reported 507 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 6h 7m. See SendGrid's uptime and incident history

← Previous: Link Shortening Redirect Errors on Branded Domains (Oct 28, 2026)Next: Voice Call Failures from a Subset of Twilio Phone Numbers to T-Mobile United States (Oct 29, 2026) →