Twilio incident: Debugger Notification Delivery Issues

Affected components

• Debugger & Alarms

1. resolvedOct 12, 2026, 21:54 UTC

   The issue with notification delivery has been resolved and Debugger is operating normally at this time.

2. monitoringOct 12, 2026, 21:24 UTC

   Debugger notifications are now operating normally. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.

3. investigatingOct 12, 2026, 20:58 UTC

   We are investigating an issue with intermittent failures delivering Debugger webhook notifications. At this time customers may experience delayed or missing Debugger notifications. We will provide another update in 1 hour or as soon as more information becomes available.

4. investigatingOct 12, 2026, 20:31 UTC

   Our monitoring systems have detected a potential issue with Debugger notifications. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

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.

• Anthropic: Elevated errors on platform.claude.comMajor · Oct 7, 2026, 13:25 UTC
• Shippo: La Poste Service DegradationMajor · Oct 12, 2026, 21:42 UTC
• Grafana Cloud: IRM Unable to Send SMS to Thailand NumbersMinor · Oct 5, 2026, 16:17 UTC
• LiveKit: Investigating reports of elevated RoomService API errorsMinor · Oct 6, 2026, 00:10 UTC
• SendGrid: SMS Delivery Delays and Failures from Twilio to Movistar El SalvadorMinor · Oct 6, 2026, 20:59 UTC
• Shopify: Some merchants encountering error messages when trying to login to their adminsMinor · Oct 8, 2026, 14:49 UTC
• OVHcloud: [EU-WEST-PAR][Storage] - Object Storage S3 incident notificationMinor · Oct 8, 2026, 15:14 UTC
• Linode: Service Issue - Cloud Manager and APIMinor · Oct 9, 2026, 03:43 UTC
• SendGrid: SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to Mobile ChinaMinor · Oct 9, 2026, 06:42 UTC
• Cloudflare: Elevated Errors in China Network ColosMinor · Oct 10, 2026, 04:13 UTC

How often does Twilio have incidents?

Twilio reported 496 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 5h 54m. See Twilio's uptime and incident history