Cartesia experienced a minor incident on October 7, 2025 affecting Text to Speech (US), lasting 1h 38m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 07, 2025, 04:54 PM UTC
We are currently investigating reported instability in our TTS API in the US cluster
- investigating Oct 07, 2025, 04:57 PM UTC
Currently investigating if this is related to Cloudflare KV issues (https://www.cloudflarestatus.com/incidents/ff4947s38tlb)
- monitoring Oct 07, 2025, 05:54 PM UTC
The timeout errors have recovered, but we're continuing to monitor on our end. The aforementioned Cloudflare incident (https://www.cloudflarestatus.com/incidents/ff4947s38tlb) has been mitigated as well.
- monitoring Oct 07, 2025, 06:03 PM UTC
We've confirmed that this is cloudflare related, they've introduced mitigations (see here https://www.cloudflarestatus.com/incidents/ff4947s38tlb) and this appears to have resolved issues. Monitoring now
- monitoring Oct 07, 2025, 06:03 PM UTC
We are continuing to monitor for any further issues.
- resolved Oct 07, 2025, 06:32 PM UTC
This incident has been resolved.