Cartesia

Cartesia

SpeechFREE TIER

Ultra-low latency TTS — real-time voice for agents

Operational

All systems responding normally

Last checked 09/06/2026, 6:23:19 am

780ms response

Uptime History99.33% uptime
2026-06-02Today

Uptime

99.33%

Avg Latency

805ms

P95 Latency

1128ms

Fastest

301ms

Checks

150

Response Time

Last 60 checks
301ms min805ms avg4500ms max

💰 Pricing

sonic-2FREE
TTS: $0.08/1M chars

Ultra-low latency, <100ms to first chunk

1M chars/month free

⚡ Rate Limits

free
Concurrent: 3

1M chars/month free. 3 concurrent streams. Pay-per-character.

🤖 Models (1)

ModelTaskContextVisionToolsJSON
Sonic 2

Ultra-low latency TTS. Real-time voice synthesis.

speech

Recent Checks

Showing last 15
Operational
780ms9 June, 06:23 am
Operational
797ms9 June, 05:29 am
Operational
948ms9 June, 04:32 am
Operational
835ms9 June, 03:38 am
Operational
1027ms9 June, 02:33 am
Operational
533ms9 June, 01:01 am
Operational
4500ms8 June, 11:49 pm
Operational
700ms8 June, 10:16 pm
Operational
512ms8 June, 08:38 pm
Operational
969ms8 June, 06:51 pm
Operational
567ms8 June, 05:07 pm
Operational
591ms8 June, 03:22 pm
Operational
747ms8 June, 01:47 pm
Operational
844ms8 June, 12:21 pm
Operational
457ms8 June, 12:21 pm