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Back/Cartesia

San Francisco-based voice AI company founded 2023. Private. Builds ultra-realistic, low-latency voice AI models (Sonic TTS, Ink STT) powered by state space models. Serves developers and enterprises building real-time voice agents and applications.

Entry price
$5
Pro · /mo
Plans tracked
5
no add-ons
Pricing changes
4
Latest Nov 2, 2026
Pricing model
Subscription
Free tier available

Current plans

Checked
PlanPrice
FreeFree
Pro$5 /mo
Startup$49 /mo
Scale$299 /mo
EnterpriseContact

Company Facts

Free tierYes
Employees101-1000
Jul 15, 2026
Last checked
Websitewww.cartesia.ai

How Cartesia compares with its peers

CompanyEntry price
OOpenAI
OpenAI
Last change: Nov 13, 2026
$8 /mo
AAnthropic
Anthropic
Last change: Nov 11, 2026
$17 /mobilled annually
GGoogle
Google
Last change: Oct 12, 2026
Contact
MMistral AI
Mistral AI
Last change: Oct 12, 2026
$14.99 /mo
CCohere
Cohere
Last change: Nov 9, 2026
$0.08 Input tokens
HHuggingface
Huggingface
Last change: Nov 2, 2026
$9 /mo

Cartesia pricing FAQ

How much does Cartesia cost?
Cartesia pricing starts at $5/mo on Pro. Cartesia lists 5 plans on its pricing page; the Free plan is free.
Does Cartesia have a free plan?
Yes. Cartesia's Free plan is free; paid plans start at $5/mo on Pro.
What pricing model does Cartesia use?
Cartesia uses subscription pricing across 5 plans, with a free tier.
When did Cartesia last change its pricing?
Nov 2, 2026: Cartesia halves voice agent rate to $0.03/min, bills LLM usage separately.
How often has Cartesia changed its pricing?
Pulse has recorded 4 pricing changes for Cartesia since it started tracking on Jul 15, 2026; the pricing page was last checked on Nov 9, 2026.
What does “tracked since” mean?
It's the date of the first saved copy of the pricing page that Pulse checked for changes against a later copy. For a few companies we hold older copies that Pulse never checked for changes, and those don't change this date. If Pulse has never checked two copies, it's the date of the first saved copy.
Who are Cartesia's pricing peers?
Pulse compares Cartesia with OpenAI, Anthropic, Google, Mistral AI, Cohere and Huggingface.