Cartesia
Last verified 2026-05-05. JSON
The funding figures on this page are attributed, not sourced: a publisher is on record but no document URL is. How we mark provenance.
| Total raised | $91.0Mattributed |
|---|---|
| Latest round | series-a, $64.0M, 2025-03-11attributed |
| Founded | 2023 |
| Headquarters | San Francisco |
| Industry | ai |
| Stage | series-a |
| Website | cartesia.ai |
Cartesia builds text-to-speech models for voice agents and interactive applications, with a focus on real-time conversational use. It targets enterprises and developers building customer service bots, gaming NPCs, and healthcare scheduling agents. The Sonic-3 model replies in under 100 milliseconds with emotional expression and laughter, keeping conversations feeling natural rather than robotic.
Funding rounds
| Date | Round | Amount | Lead |
|---|---|---|---|
| 2025-03-11 | series-a | $64.0M | index-ventures |
Detected tech stack
Google Analytics, Google Tag Manager, Framer Sites, Cart Functionality, React 16.13.1, PHP
Provenance
| Fact | Status | Basis |
|---|---|---|
| Series A, $64.0M | attributed | news-misc named as publisher. No document URL on file. |
| Total raised $91.0M | attributed | news-misc named as publisher. No document URL on file. |
| Company existence | self-reported | cartesia.ai, read 2026-05-05 |
| Description | self-reported | cartesia.ai, read 2026-05-05 |
Nothing on this page is sourced yet. A sourced fact links to a document that states it.
Change history
No change recorded since records began on 2026-09-24.