Service Degradation - REST API - US

What to do

• Check whether you use Sinch REST - US in us. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 17h 51m it lasted.

  Anything that failed between 2026-08-16 20:43 UTC and 2026-08-17 14:34 UTC may need a replay.

• Subscribe to Sinch's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=sinch works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Sinch 6

1. investigatingAug 16, 2026, 8:43 PM UTC

   We are currently experiencing a service degradation affecting REST API in the US region. Incident Start Time: 2026-08-16 17:58 UTC Impact: Clients may experience delayed or failed message deliveries, missing delivery receipts, or intermittent API errors. We sincerely apologize for the inconvenience and appreciate your patience while we resolve this matter. For further information or assistance, please contact us at support@sinch.com.

   provider

2. investigatingAug 16, 2026, 11:11 PM UTC

   We are continuing to investigate this issue.

   provider

3. investigatingAug 17, 2026, 2:03 AM UTC

   We are continuing to investigate this issue.

   provider

4. investigatingAug 17, 2026, 6:17 AM UTC

   We are continuing to investigate this issue.

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5. monitoringAug 17, 2026, 7:39 AM UTC

   We are no longer observing any further issues affecting this service. Our teams continue to closely monitor the service while the investigation is ongoing.

   provider

6. resolvedAug 17, 2026, 2:34 PM UTC

   This incident has been resolved. Incident Start Time: 2026-08-16 17:58 UTC Incident End Time: 2026-08-17 02:45 UTC

   provider

Corrections

None so far.

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