Twilio Voice degraded Jul 21, 2026: SLA credit impact
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What happened
Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in United Kingdom — resolved.
Started Jul 21, 2026 10:12 UTC. Duration: 4h 35m.
Affected: Voice.
This month's ledger effect
The numbers below are month-to-date for the services this incident touched. A tier can already be open from other outages earlier in the month; this incident's own contribution is listed in the last column.
| Service | Region | Uptime | Month downtime | This incident | Status this month |
|---|---|---|---|---|---|
| Voice | all regions | 100.00% | 0 min | 275 min degraded | degraded time is excluded from credit calculations |
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Twilio Voice: Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in United Kingdom Duration: 4h 35m. Voice: 22 min of downtime from a 10% credit https://slacreditwatch.com/i/twilio/36v9dgvm78zx
Twilio Voice: Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in United Kingdom. Duration: 4h 35m. Voice: 22 min of downtime from a 10% credit. https://slacreditwatch.com/i/twilio/36v9dgvm78zx
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