SendGrid incident: Voice Call Audio Quality Degradation From a Subset of Twilio Phone Numbers to Multiple Countries in Europe

1. resolvedAug 11, 2026, 22:15 UTC

   The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in affected countries in Europe are operating normally.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in SendGrid'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

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• Elasticsearch: Elasticsearch 9.5.0 contains a query-correctness defectMajor · Aug 5, 2026, 22:59 UTC
• Twilio: Voice Call Audio Quality Degradation From Network Subscribers to Twilio Colombia Landline NumbersMinor · Aug 6, 2026, 20:09 UTC
• Twilio: IP Retrieval Failing for EU Regional CustomersMinor · Aug 10, 2026, 18:32 UTC
• Twilio: SMS Delivery Delays from Twilio to Claro Dominican RepublicMinor · Aug 11, 2026, 06:26 UTC
• Akamai: Certificate Provisioning System (CPS) IssuesMinor · Aug 11, 2026, 10:11 UTC
• OVHcloud: [GRA11][Public Cloud] - Barbican incident notificationMinor · Aug 11, 2026, 12:18 UTC
• Twilio: Voice Call Failures from a Subset of Twilio Phone Numbers to Multiple Networks in GermanyMinor · Aug 11, 2026, 12:24 UTC
• Shippo: USPS Shipment service outageMinor · Aug 11, 2026, 13:55 UTC
• Twilio: SMS Delivery Delays From a Subset of Twilio Long Codes to Lebara FranceMinor · Aug 11, 2026, 14:30 UTC

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SendGrid reported 356 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 6h 17m. See SendGrid's uptime and incident history