Cartesia

Cartesia

SpeechFREE TIER

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

Operational

All systems responding normally

Last checked 10/09/2026, 8:28:52 pm

709ms response

Uptime History100.00% uptime
2026-09-08Today

Uptime

100.00%

Avg Latency

673ms

P95 Latency

905ms

Fastest

354ms

Checks

150

Response Time

Last 60 checks
354ms min673ms avg1209ms 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
709ms10 Sept, 08:28 pm
Operational
673ms10 Sept, 08:11 pm
Operational
679ms10 Sept, 07:52 pm
Operational
832ms10 Sept, 07:44 pm
Operational
674ms10 Sept, 07:31 pm
Operational
798ms10 Sept, 07:13 pm
Operational
688ms10 Sept, 06:55 pm
Operational
788ms10 Sept, 06:47 pm
Operational
581ms10 Sept, 06:36 pm
Operational
740ms10 Sept, 06:15 pm
Operational
658ms10 Sept, 05:53 pm
Operational
593ms10 Sept, 05:46 pm
Operational
622ms10 Sept, 05:38 pm
Operational
695ms10 Sept, 05:23 pm
Operational
757ms10 Sept, 04:59 pm