Degraded performance in sonic-3.5 and sonic-3

Affected Components

Text to Speech (EU)Text to Speech (TTS) Text to Speech (EU)Text to Speech (TTS) Text to Speech (US)Text to Speech (US)sonic-3sonic-3.5

Resolved

August 21, 2026 at 01:33 PM UTC

The incident has been resolved and the service is operational.

Monitoring

August 21, 2026 at 01:00 PM UTC

We have mitigated the issue and are monitoring the service.

Monitoring

August 21, 2026 at 12:37 PM UTC

We have mitigated the issue and are monitoring the service.

Monitoring

August 21, 2026 at 12:36 PM UTC

We have mitigated the issue and are monitoring the service.

Investigating

August 21, 2026 at 12:36 PM UTC

We are investigating elevated server-side TTFA for sonic-3.5 and sonic-3 in EU and US regions.

Investigating

August 21, 2026 at 12:06 PM UTC

Investigating elevated server-side TTFA for sonic-3.5 and sonic-3 in EU and US regions.

Investigating

August 21, 2026 at 11:59 AM UTC

Investigating degraded performance in sonic-3 and sonic-3.5 in EU and US regions.