Deepgram change history: Aura-2 TTS Elevated Error Rates for English Voices

Deepgram reported a major incident affecting its TTS API: some Aura-2 TTS requests for English voices returned elevated 503 Service Unavailable errors. It started at 2026-09-22 12:10 UTC and was resolved at 2026-09-22 12:50 UTC, with a computed duration of 39 min; no cause or fix was stated.