Fundz

Cartesia, a voice AI startup, raised $64 million in Series A funding led by notable investors. The funds will be used to further develop their generative AI models focused on voice technology.

PRIVATEMar 14, 2025

Amount Raised

$64 Million

Round Type

Series A

San FranciscoSoftwareArtificial IntelligenceAudioMachine LearningNatural Language Processing

Investors

Samsung VenturesDell Technologies CapitalGreycroftFactoryA*LightspeedIndex VenturesKleiner Perkins

Description

Cartesia, a startup originating from Stanford's AI Lab, has successfully raised $64 million in a Series A funding round. The funding is aimed at advancing their innovative voice AI technology. Founded by Karan Goel and his team, the company is poised to make significant strides in the AI space. This round signifies strong investor confidence in Cartesia's vision and potential.

Quick answer

Cartesia raised $64 Million in a Series A round, dated March 14, 2025. Investors: Samsung Ventures, Dell Technologies Capital, Greycroft, Factory, A*, Lightspeed, Index Ventures and Kleiner Perkins. Cartesia is based in San Francisco, California, United States.

How much did Cartesia raise?
Cartesia raised $64 Million in a Series A round on March 14, 2025.
Who invested in Cartesia?
Samsung Ventures, Dell Technologies Capital, Greycroft, Factory, A*, Lightspeed, Index Ventures and Kleiner Perkins are named as investors in this round.
What does Cartesia do?
Cartesia is a voice AI startup developing real-time generative AI models focused on reducing inefficiencies in modern AI.
Where is Cartesia based and how big is it?
Cartesia is based in San Francisco, California, United States. Fundz records about 46 employees.
Who are the decision-makers at Cartesia?
Fundz holds 1 contact at Cartesia. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Audio and Natural Language Processing around the same time

Companies in the same sectors as Cartesia that raised within 45 days of this round, from Fundz verified event records.

  • Cursor raised an undisclosed amount (Funding Round) on April 21, 2025.
  • PyannoteAI raised $9M (Seed) on April 7, 2025.
  • Mindset AI raised $5.7M (Funding Round) on April 15, 2025.
  • Theo AI raised $6.5M on April 8, 2025.
  • Actively AI raised $18M (Series A) on April 2, 2025.
  • Yutori raised $15M (Seed) on March 27, 2025.

Who to call at Cartesia, and when

A new round usually means Cartesia is about to hire and buy. The teams that reach out first get the meeting.

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  • The decision-makers there, with verified emails
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Company Information

Company

Cartesia

Location

San Francisco, California, United States

About

Cartesia is a voice AI startup developing real-time generative AI models focused on reducing inefficiencies in modern AI. Founded in 2023 by Karan Goel and fellow Stanford researchers, the company emerged from Stanford's AI Lab and aims to enhance customer experiences through advanced voice technology. Cartesia's latest audio model, Sonic, has significantly reduced latency and is currently being used by over 10,000 customers.

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Funding Insights

What this usually means
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months

Cartesia raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

145 of these a day, filtered to the companies you pick, with the decision-maker attached.

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