# Real-time STT: 502 errors related to change to temporary tokens

- Provider: [AssemblyAI](https://down.guide/assemblyai)
- Level: confirmed
- Impact: Degraded
- lasted 42m
- started 2026-10-28 18:11 UTC
- Streaming API
- id: DWN-3d0aff2554
- Official page: https://stspg.io/42xlssx4ynbt

## Updates from AssemblyAI
### 2026-10-28 18:11 UTC: identified
We have identified an issue with a recent change to temporary tokens that is causing some Real-time STT sessions that use temp tokens to fail with a 502 error. Our team is actively working to roll back this change.

### 2026-10-28 18:21 UTC: monitoring
We have completed the rollback and are now seeing a reduction of 502 errors. We will continue to monitor traffic to ensure that error rates continue to return to the normal range.

### 2026-10-28 18:53 UTC: resolved
We have continued to see good performance after the rollback and are now marking this issue as resolved.

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