AssemblyAI experienced a minor incident on April 1, 2025 affecting Asynchronous API and Streaming API and 1 more component, lasting 6h 34m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 01, 2025, 04:23 PM UTC
We are currently investigating an increase in authentication errors. These errors typically include the following error message: `Authentication error, API token missing/invalid` If you get this error please retry the request as retries are typically successful.
- investigating Apr 01, 2025, 04:36 PM UTC
We are continuing to investigate the cause of the increased authentication errors but this issue is only affecting a small number of requests relatative to our overall traffic. We are continuing to see over a 99.9% success rate for requests to our APIs.
- monitoring Apr 01, 2025, 05:16 PM UTC
We have seen a reduction in authentication errors over the last ~60 minutes but we are continuing to monitor traffic to ensure continued good performance.
- resolved Apr 01, 2025, 10:58 PM UTC
We have continued to see good results over the last several hours and are now marking this issue as resolved.