AssemblyAI incident

Degraded Universal-3.5 Pro streaming in us-east

Resolved after 2 hours 15 minutes, on July 31, 2026.

resolved Aug 01, 2026, 04:57 PM UTC

This incident affected a subset of Universal-3.5 Pro streaming sessions in the us-east region on July 31 between 20:15 and 22:15 UTC. Affected sessions connected successfully but did not process incoming audio, so no transcript was returned while the connection remained open. Other regions, other streaming models, and our asynchronous API were unaffected. We apologize for the disruption to your workflows. If you have any questions, please reach out to [email protected].

Started
Jul 31, 2026, 08:00 PM UTC
Resolved
Jul 31, 2026, 10:15 PM UTC
Duration
2h 15m
Detected by Pingoru
Jul 31, 2026, 08:00 PM UTC

Update timeline

  1. resolved Aug 01, 2026, 04:57 PM UTC

    This incident affected a subset of Universal-3.5 Pro streaming sessions in the us-east region on July 31 between 20:15 and 22:15 UTC. Affected sessions connected successfully but did not process incoming audio, so no transcript was returned while the connection remained open. Other regions, other streaming models, and our asynchronous API were unaffected. We apologize for the disruption to your workflows. If you have any questions, please reach out to [email protected].

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