Cartesia
SpeechFREE TIERUltra-low latency TTS — real-time voice for agents
Operational
All systems responding normally
Last checked 21/07/2026, 12:34:20 pm
636ms response
Uptime History98.67% uptime
2026-07-17Today
Uptime
98.67%
Avg Latency
798ms
P95 Latency
1090ms
Fastest
413ms
Checks
150
Response Time
Last 60 checks413ms min798ms avg1322ms 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)
| Model | Task | Context | Vision | Tools | JSON |
|---|---|---|---|---|---|
| Sonic 2 Ultra-low latency TTS. Real-time voice synthesis. | speech | — | — | — | — |
Recent Checks
Showing last 15Operational
636ms21 July, 12:34 pm
Operational
1090ms21 July, 11:36 am
Operational
871ms21 July, 10:51 am
Operational
564ms21 July, 10:00 am
Operational
657ms21 July, 09:32 am
Operational
504ms21 July, 09:06 am
Operational
666ms21 July, 08:39 am
Operational
867ms21 July, 08:11 am
Operational
896ms21 July, 07:46 am
Operational
672ms21 July, 07:18 am
Operational
898ms21 July, 06:47 am
Operational
711ms21 July, 06:10 am
Operational
1046ms21 July, 05:33 am
Operational
886ms21 July, 04:50 am
Degraded
787ms21 July, 04:07 am