Cartesia
PrivateLast Round
Series B
Oct 29, 2025
Total Funding Raised
$191M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Cartesia is an artificial intelligence company that develops real-time, multimodal foundation models and voice AI platforms using State-Space Model (SSM) architecture.
Sector
AI, Data & Cloud Infrastructure
Verticals
NLP & Conversational AI, Cloud Infrastructure, Customer Experience
Business Model
B2B
Customer Profile
Usage-Based SaaS, Subscription SaaS
AI Layer
Foundation
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Cartesia Comparables
Compare Cartesia with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Smallest.ai | 89% | |
| Hume AI | 86% | |
| Rime Labs Inc. | 83% |
Cartesia Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Oct 29, 2025 | ||||
| Series A | Mar 11, 2025 | ||||
| Seed | Dec 12, 2024 |
Cartesia Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| SV Angel | Seed |
| Conviction | Seed |
| General Catalyst | Seed |
| Samsung Venture Investment | Series A |
| Greycroft | Series A |
| Dell Technologies Capital | Series A |
| Factory | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 24, 2026
Grew 34% QoQ, from 114 to 153 employees.
- Aug 21, 2026
Monthly visitors grew 93% MoM, reaching 775.1K.
Recent news
Latest coverage and updates
- launchesSep 23, 2026
Cartesia AI, Inc. launched Multilingual Voices on Sep 23rd '26.
- identified_as_competitor_ofAug 26, 2026
Cartesia AI, Inc. identified as competitor of Sarvam.
- launchesAug 11, 2026
Cartesia AI, Inc. launches two new features: keyterm prompting.
- identified_as_competitor_ofJul 31, 2026
Cartesia AI, Inc. identified as competitor of ElevenLabs Inc. on Jul 1st '26.
- is_developingJul 29, 2026
Cartesia AI, Inc. is developing state-space models for real-time voice intelligence.
Cartesia Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about Cartesia's valuation, stock price, and market status.
Is Cartesia a public or private company?
Cartesia is a private company.
What is the current stock price of Cartesia?
Cartesia is a private company with no public stock price. No recent secondary market data is available.
How much is Cartesia worth (valuation)?
Valuation information for Cartesia is not publicly available.
Can I buy Cartesia stock?
Cartesia shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Cartesia's last funding round?
Cartesia's most recent funding round was Early Funding on October 29, 2025.
Who are the main investors in Cartesia?
Key investors in Cartesia include Index Ventures, Kleiner Perkins.
Will Cartesia IPO soon?
No public IPO plans have been announced for Cartesia.
How can I track Cartesia secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Cartesia's secondary market activity and sign up for updates.