The publication of record for AI voice telephony
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Cartesia

Real-time multimodal AI models

cartesia.aiSan Francisco, USFounded 2024
TTS / Voice SynthesisVoice InfrastructureSeries A
Key Facts
Founded2024
HQSan Francisco, US
Employees35estEstimated — not from a disclosed announcement
Total Raised$91M
Last RoundSeries A, Oct 2024
Valuation$500MestEstimated — not from a disclosed announcement

About

Cartesia builds real-time multimodal AI, with a focus on ultra-low-latency voice synthesis (Sonic) that has become a popular choice for voice agents.

Funding History

RoundDateAmountLeadParticipants
Series AOct 2024$64MKleiner PerkinsLightspeed, A* Capital
SeedMar 2024$27MIndex VenturesA* Capital, Lightspeed

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