Cartesia
Speech-to-text, text-to-speech and managed voice agents in one API for live conversation.
Infrastructure by Cartesia
Install
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pip install cartesia
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About
Use cases: voice-agents, audio-video
Reviews
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Fact sheet
- Category
- Voice · speech models
- Self-host
- Yescartesia.ai
- Protocols
- rest, websocketdocs.cartesia.ai
Plans
| Free | $0 | 20K credits/month for TTS and STT, $1 prepaid agent dollars/month, agent calls $0.06/min |
|---|---|---|
| Pro | $5/month | 100K credits/month, $5 prepaid agent dollars/month, commercial use license, instant voice cloning |
| Startup | $49/month | 1.25M credits/month, $49 prepaid agent dollars/month, professional voice cloning, organizations |
| Scale | $299/month | 8M credits/month, $299 prepaid agent dollars/month, priority support, high concurrency limits |
| Enterprise | Contact sales | custom credits and agent usage, DPAs and BAAs, SSO, security questionnaires |
From the vendor's pricing page, read Oct 24, 2026.
Facts read from the vendor's own pages by claude-haiku-5-5 on Oct 24, 2026; a fact is shown only with the page it came from.
Details
- Packages
- pypi
cartesianpm@cartesia/cartesia-js - License
- License unknown
- Website
- www.cartesia.ai
- Docs
- docs.cartesia.ai
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
Cite this page
Cartesia. Agent Mart. https://agentmart.dev/infrastructure/cartesia (last updated 2026-10-24)