ABOUT

Founding

September 2023

Headquarters

San Francisco, CA

Stage

Series B

Employees

~100

Total Funding

Notable Investors

General Catalyst, Lightspeed Venture Partners, Factory, Kleiner Perkins, SV Angel

CORE METRICS

Amount

Date

Cartesia customers

March 2026

Estimated YoY customer growth

5x

March 2026

Languages supported

October 2025

Series B round

October 2025

ADDRESSABLE MARKET

Estimated Size

Year of Estimate

Voice AI Infrastructure Market

2024

VC investment in Voice AI Startups

2024

Global on-device AI Market

2025

AI-enabled fraud losses in the US

2023

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