503 Error when using temp tokens with Realtime API

Summary

503 Error when using temp tokens with Realtime API

This incident has been resolved.

• Started

  Aug 3, 2026 · 4:08 PM

• Resolved

  Aug 3, 2026 · 5:56 PM

• Duration

  1h 47m

• Severity

  Minor

• ◐

  Investigating

  Aug 3 · 4:08 PM AssemblyAI

  We are currently investigating an issue where users on our us-east-1 endpoint are experiencing 503 errors when using temporary tokens with our Realtime API. This began at 4:49pm UTC.

• ◆

  Identified

  Aug 3 · 4:11 PM AssemblyAI

  Our team has identified the issue and a fix is being released.

• ◆

  Identified

  Aug 3 · 4:33 PM AssemblyAI

  We are continuing to work on a fix for the issue. The API is stable and the errors subsided at 5:11pm UTC.

• ◉

  Monitoring

  Aug 3 · 4:37 PM AssemblyAI

  A fix has been implemented and we are monitoring the results.

• ✓

  Resolved

  Aug 3 · 5:56 PM AssemblyAI

  This incident has been resolved.