Twilio incident: MMS Delivery Delays from Twilio Short Codes to AT&T United States

1. resolvedMay 19, 2026, 03:36 UTC

   The incident has been resolved and MMS delivery from Twilio Short Codes to AT&T network subscribers in the United States is operating normally.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Twilio's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

• Cursor: Degraded Performance for Anthropic ModelsCritical · May 18, 2026, 22:00 UTC
• Cursor: Degraded Performance for Cloud Agents, Automations & Security AgentsCritical · May 19, 2026, 01:48 UTC
• Confluent Cloud: Elevated error rates and latency on produce and consume operations on AWS us-east-1 AZ4Major · May 8, 2026, 01:14 UTC
• Anthropic: Elevated errors for Claude Opus 4.7Major · May 18, 2026, 22:10 UTC
• Cursor: Degraded Performance for Codex 5.3Major · May 19, 2026, 02:15 UTC
• Linode: [DirtyFrag] Linux Privilege Escalation VulnerabilityMinor · May 8, 2026, 13:40 UTC
• Linode: [Fragnesia] Linux Privilege Escalation VulnerabilityMinor · May 13, 2026, 21:02 UTC
• Snyk: Service Degradation on US-01 (app.snyk.io)Minor · May 18, 2026, 12:12 UTC
• ClickHouse Cloud: GCP us-east1 capacity constraints impacting cluster operationsMinor · May 18, 2026, 12:31 UTC
• Vercel: Increased Function Invocation Errors - ERR_MODULE_NOT_FOUNDMinor · May 18, 2026, 21:42 UTC

How often does Twilio have incidents?

Twilio reported 501 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 5h 49m. See Twilio's uptime and incident history