Conversational AI assistant for writing, coding, and everyday questions.
View detailsCartesia is a real-time voice AI platform for conversational applications. It offers very fast text-to-speech and voice models with low latency, instant voice cloning, and tools for building voice agents that respond in real time.
Key Features
- Real-time text-to-speech with low latency
- Instant voice cloning
- Voice agents for conversational apps
- Sonic model family for natural voices
- Developer API and SDKs
- Free plan to start building
Pricing
| Plan | Price | Details |
|---|---|---|
| Free | $0 | 20,000 credits a month, about 27 minutes of TTS, and $1 agent balance. No commercial use. |
| Pro | $5/mo | 100,000 credits, about 133 minutes, $5 agent balance, instant voice cloning, commercial use. |
| Startup | $49/mo | 1.25 million credits a month. |
| Scale | $299/mo | 8 million credits a month. |
| Enterprise | Custom | Custom limits and support. |
Prices as listed in 2026 research. Always check the official site for the latest price — plans change. Free plan: Yes — it has a free plan.
Popular with: Developers, Business Owners
How it works
The platform is used for customer service agents, gaming, accessibility, and any app where voice needs to feel instant and natural. It includes a Sonic model family and an API for developers.
A free plan covers 20,000 credits a month, about 27 minutes of TTS, plus $1 in agent balance, with no commercial use. Pro costs $5 a month, Startup $49, and Scale $299. Voice agents cost $0.06 a minute plus $0.014 a minute for telephony. Cartesia suits developers who need fast, high-quality voice AI.
Pros and Cons
✓ Pros
- Very fast, low-latency voice
- Free plan to test the platform
- Instant voice cloning on Pro
- Good for real-time voice agents
✗ Cons
- Free plan does not allow commercial use
- Voice agents cost extra per minute on top of plans
- Credit-based pricing needs careful tracking
Frequently Asked Questions
Is Cartesia free?
Yes — Cartesia has a free plan. Free plan; Pro from $5/mo
What is Cartesia best for?
developers who need fast, real-time voice AI for conversational apps.
What kind of tool is Cartesia?
Cartesia is a AI Chatbots tool on VerlumoAI.
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View detailsLast reviewed: November 2026