# AssemblyAI incident history - **AssemblyAI**: [Elevated errors and delays for Universal-3 Pro, Universal-3.5 Pro and Universal-3.6 Pro](https://down.guide/assemblyai/DWN-8eeeed5b0f) (Degraded; lasted 1h 16m; started 2026-11-02 21:42 UTC; Asynchronous API) - **AssemblyAI**: [Real-time STT: 502 errors related to change to temporary tokens](https://down.guide/assemblyai/DWN-3d0aff2554) (Degraded; lasted 42m; started 2026-10-28 18:11 UTC; Streaming API) - **AssemblyAI**: [Increased Processing Times and Errors on EU Endpoint for Universal-3 Pro Async model](https://down.guide/assemblyai/DWN-f549eedbc2) (Degraded; lasted 19m; started 2026-10-06 15:44 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [Increased Processing Times and Errors on US Endpoint for Universal-3.5 Pro Async model](https://down.guide/assemblyai/DWN-d472223a47) (Partial outage; lasted 25m; started 2026-10-06 14:00 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [Rejected Sessions on US Endpoint for Universal-3.6 Pro Realtime Model](https://down.guide/assemblyai/DWN-e020ee06ca) (Degraded; lasted 0m; started 2026-10-06 10:30 UTC; eu, us) - **AssemblyAI**: [Increased processing times and errors for Universal-3.5 Pro on the EU async endpoint](https://down.guide/assemblyai/DWN-4bfe46139d) (Partial outage; lasted 1h 18m; started 2026-10-05 10:21 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [Increased turnaround times for Async Universal-3 model](https://down.guide/assemblyai/DWN-944435b743) (Degraded; lasted 31m; started 2026-09-28 17:27 UTC; Asynchronous API) - **AssemblyAI**: [Outage on US Async Endpoint](https://down.guide/assemblyai/DWN-793fdb58ab) (Major outage; lasted 1h 15m; started 2026-09-16 20:22 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [Elevated turnaround times for async transcription](https://down.guide/assemblyai/DWN-8d44acd5f0) (Degraded; lasted 0m; started 2026-09-14 01:27 UTC) - **AssemblyAI**: [Increased latency for Universal 3.5 Pro Realtime model](https://down.guide/assemblyai/DWN-4f5b9d86a7) (Degraded; lasted 6m; started 2026-08-25 14:55 UTC; Streaming API; eu, us) - **AssemblyAI**: [Async Transcription Service Issues](https://down.guide/assemblyai/DWN-ebd825a118) (Degraded; lasted 49m; started 2026-08-20 14:21 UTC; Asynchronous API; us) - **AssemblyAI**: [EU endpoint session failures on Universal 3.5 Pro Realtime](https://down.guide/assemblyai/DWN-7937ce095c) (Partial outage; lasted 7m; started 2026-08-19 13:17 UTC; Streaming API; eu, us) - **AssemblyAI**: [Elevated processing times for Universal-3 Pro and Universal-3.5 Pro async transcription](https://down.guide/assemblyai/DWN-bb49d3e1ac) (Degraded; lasted 38m; started 2026-08-18 19:34 UTC; Asynchronous API) - **AssemblyAI**: [Delayed Webhook Delivery on Async EU Endpoint](https://down.guide/assemblyai/DWN-4d9c136a66) (Degraded; lasted 20m; started 2026-08-14 14:49 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [503 Error when using temp tokens with Realtime API](https://down.guide/assemblyai/DWN-6a7097a5d0) (Degraded; lasted 1h 48m; started 2026-08-03 16:08 UTC; Streaming API; us, us-east-1) - **AssemblyAI**: [Degraded Universal-3.5 Pro streaming in us-east](https://down.guide/assemblyai/DWN-48cf570ca4) (Degraded; lasted 0m; started 2026-08-01 16:57 UTC; us) - **AssemblyAI**: [Increased processing times for US async transcription](https://down.guide/assemblyai/DWN-3ffba601a1) (Degraded; lasted 19m; started 2026-07-09 13:53 UTC; Asynchronous API; us) - **AssemblyAI**: [Degraded streaming session creation for Universal Streaming English in us-west](https://down.guide/assemblyai/DWN-d333558fdb) (Degraded; lasted 0m; started 2026-07-07 15:00 UTC; us) - **AssemblyAI**: [Timeout on transcriptions using speaker labels](https://down.guide/assemblyai/DWN-c021796af4) (Partial outage; lasted 1h 11m; started 2026-06-25 15:37 UTC; Asynchronous API; eu, us) - **AssemblyAI**: [Pre-recorded Universal-3-pro and Universal-3-5-pro degradation in the EU](https://down.guide/assemblyai/DWN-9852c5db06) (Major outage; lasted 1h 26m; started 2026-06-24 09:13 UTC; Asynchronous API; eu) - **AssemblyAI**: [Degraded New Account Signup and Account Provisioning](https://down.guide/assemblyai/DWN-9de67f84ab) (Degraded; lasted 1h 14m; started 2026-05-27 21:00 UTC; Dashboard) - **AssemblyAI**: [Increased processing times and errors for Async EU endpoint](https://down.guide/assemblyai/DWN-f056563026) (Degraded; lasted 4h 21m; started 2026-05-19 11:08 UTC; Asynchronous API; eu) - **AssemblyAI**: [Billing Balance & Notification Delays](https://down.guide/assemblyai/DWN-7d2b1059b0) (Degraded; lasted 3h 8m; started 2026-05-07 13:56 UTC; Billing) - **AssemblyAI**: [Increased processing times and errors for Universal-2](https://down.guide/assemblyai/DWN-32c7769f36) (Degraded; lasted 47m; started 2026-04-16 18:37 UTC; Asynchronous API) - **AssemblyAI**: [Degraded Async Transcription Performance](https://down.guide/assemblyai/DWN-bdb9869f4a) (Partial outage; lasted 15m; started 2026-04-09 21:33 UTC; Asynchronous API, Transcription Queue) - **AssemblyAI**: [Pre-recorded STT requests that include Content Moderation failing](https://down.guide/assemblyai/DWN-51e1fc4138) (Degraded; lasted 0m; started 2026-04-06 21:51 UTC) - **AssemblyAI**: [Increase in error rates for Claude Sonnet 4.6](https://down.guide/assemblyai/DWN-b842c753a0) (Degraded; lasted 5h 14m; started 2026-03-30 18:41 UTC; LLM Gateway) - **AssemblyAI**: [Longer than usual processing times for transcription of pre-recorded audio](https://down.guide/assemblyai/DWN-15894cbe9e) (Degraded; lasted 0m; started 2026-03-06 19:04 UTC; Asynchronous API) - **AssemblyAI**: [Billing Issue Affecting Some Universal-3-Pro Users](https://down.guide/assemblyai/DWN-35d8795349) (Degraded; lasted 1h 25m; started 2026-02-28 19:19 UTC; Billing) - **AssemblyAI**: [Degraded Speaker Identification and Translation](https://down.guide/assemblyai/DWN-b9037e5a70) (Degraded; lasted 1h 52m; started 2026-02-27 13:29 UTC; LLM Gateway) - **AssemblyAI**: [Negative Balance Error](https://down.guide/assemblyai/DWN-1531519acf) (Partial outage; lasted 1h 55m; started 2026-02-25 19:39 UTC; Asynchronous API, Streaming API, Playground +2) - **AssemblyAI**: [Increase in 429 errors with LLM Gateway requests using Haiku 4.5](https://down.guide/assemblyai/DWN-7e83408541) (Degraded; lasted 4h 40m; started 2026-02-09 19:53 UTC; LLM Gateway) - **AssemblyAI**: [Async + LLM gateway APIs returning 5xx](https://down.guide/assemblyai/DWN-441734d7b0) (Major outage; lasted 1h 38m; started 2026-01-29 17:54 UTC; Asynchronous API, Website, Streaming API +3; eu) - **AssemblyAI**: [Higher latency when using the EU endpoint](https://down.guide/assemblyai/DWN-970d78365c) (Degraded; lasted 2h 8m; started 2026-01-28 17:50 UTC; Asynchronous API; eu) - **AssemblyAI**: [Elevated connection errors when starting new Streaming sessions](https://down.guide/assemblyai/DWN-0d58fa2e4a) (Degraded; lasted 18m; started 2026-01-05 16:45 UTC; Streaming API; eu) - **AssemblyAI**: [Expected responses from LLM Gateway using Claude models](https://down.guide/assemblyai/DWN-4202854ccf) (Degraded; lasted 3h 6m; started 2025-11-24 22:39 UTC; LLM Gateway) - **AssemblyAI**: [Delayed processing of transcripts on Slam](https://down.guide/assemblyai/DWN-c98742b11b) (Partial outage; lasted 1h 20m; started 2025-11-20 08:21 UTC; Asynchronous API; us, us-west-2) - **AssemblyAI**: [Cloudflare outage affecting documentation access and Google Auth flow on dashboard](https://down.guide/assemblyai/DWN-74938dafc3) (Partial outage; lasted 6h 43m; started 2025-11-18 14:15 UTC; Website, Dashboard) - **AssemblyAI**: [SSL certificate validation errors connecting to Streaming API](https://down.guide/assemblyai/DWN-f23b243197) (Degraded; lasted 0m; started 2025-11-15 14:30 UTC; apac, eu, us) - **AssemblyAI**: [Degraded performance for requests using Slam-1](https://down.guide/assemblyai/DWN-456700667d) (Degraded; lasted 2h 49m; started 2025-10-31 10:38 UTC; Asynchronous API) - **AssemblyAI**: [Degraded performance for requests using Slam-1](https://down.guide/assemblyai/DWN-ab1f8136f8) (Degraded; lasted 6h 45m; started 2025-10-30 19:36 UTC; Asynchronous API) - **AssemblyAI**: [Requests failing for Slam-1 model](https://down.guide/assemblyai/DWN-0b81f1717d) (Partial outage; lasted 6h 1m; started 2025-10-22 17:56 UTC; Asynchronous API) - **AssemblyAI**: [Account Creation Issues](https://down.guide/assemblyai/DWN-b4d094cdc3) (Degraded; lasted 1h 30m; started 2025-10-20 23:00 UTC; Billing) [Back to AssemblyAI](https://down.guide/assemblyai) --- down.guide reads providers' official status pages every minute and adds its own evidence, always labeled. Free, no account. Agents: MCP at https://down.guide/mcp, REST at https://down.guide/api/v1, feeds at https://down.guide/feed. Built by Sazabi (https://sazabi.com/?utm_source=down-guide&utm_medium=markdown).