Cartesia

Our mission is to build the next generation of AI: ubiquitous, interactive intelligence that runs wherever you are. Try Sonic at https://play.cartesia.ai and join our Discord at https://discord.com/invite/cartesia.

cartesia.ai

Cartesia

cartesia.ai

HQRemote

Team Size87

Open Jobs13

Total Funding-

Latest FundraiseUnknown

TL;DR

Founded: 2023

Headquarters: San Francisco, United States

Employees: 87

Product focus: Real-time, multimodal developer APIs (text-to-speech 'Sonic', speech-to-text 'Ink')

Recent funding: $27M total raised (seed round Dec 2024 led by Index Ventures)

Company Overview

Problem Domain

Real-time multimodal AI for conversational and voice-enabled applications.

Founded

2023

Industry

Artificial intelligence; developer platform / APIs

Tech Stack

Text-to-speech models (Sonic)

Speech-to-text models (Ink)

State-space model architectures

Funding Track Record

Seed- 2024-12-12

$27M (total raised; $22M closed in Dec 2024 reported for the round)

Dec 2024 round reported as $22M led by Index Ventures bringing total raised to $27M; company blog lists participation from Lightspeed, Factory, Conviction, General Catalyst, A*, SV Angel and ~90 angels.

Series A- 2025-03-11

Database entries list a Series A with Kleiner Perkins among lead investors.

Investor Signal

“Participation from prominent VCs including Index Ventures, Lightspeed, Conviction, General Catalyst, A*, Kleiner Perkins and Greycroft (per reporting and company disclosures).”

Founders

What we do

TL;DR

Company Overview

Funding Track Record

Founders

What we do

Cartesia

cartesia.ai

Cartesia

cartesia.ai

HQRemote

Team Size87

Open Jobs13

Total Funding-

Latest FundraiseUnknown

TL;DR

Founded: 2023

Headquarters: San Francisco, United States

Employees: 87

Product focus: Real-time, multimodal developer APIs (text-to-speech 'Sonic', speech-to-text 'Ink')

Recent funding: $27M total raised (seed round Dec 2024 led by Index Ventures)

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Company Overview

Problem Domain

Real-time multimodal AI for conversational and voice-enabled applications.

Founded

2023

Industry

Artificial intelligence; developer platform / APIs

Tech Stack

Text-to-speech models (Sonic)

Speech-to-text models (Ink)

State-space model architectures

Funding Track Record

Seed- 2024-12-12

$27M (total raised; $22M closed in Dec 2024 reported for the round)

Series A- 2025-03-11

Database entries list a Series A with Kleiner Perkins among lead investors.

Investor Signal

“Participation from prominent VCs including Index Ventures, Lightspeed, Conviction, General Catalyst, A*, Kleiner Perkins and Greycroft (per reporting and company disclosures).”

Founders

What we do

Join the Team

Teeming tracks opportunities at over 24,000 AI startups, then works with you to find (and land) the one you'll love.

Frontend Developer

ContractUtrecht, NL

Contract • Utrecht, NL

Backend Developer

InternshipJerusalem

Internship • Jerusalem

Product Designer

InternshipSan Francisco, US

Internship • San Francisco, US

Mobile Developer

Part-timeCambridge, GB

Part-time • Cambridge, GB

DevOps Engineer

ContractRotterdam, NL

Contract • Rotterdam, NL

DevOps Engineer

InternshipAmsterdam, NL

Internship • Amsterdam, NL