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    Cartesia

    Listed Apr 2026

    About Cartesia

    Cartesia is a frontier voice AI laboratory specializing in real-time conversational voice models, founded in 2024 and headquartered in San Francisco, California. Founded by Karan Goel, Albert Gu, Arjun Desai, Brandon Yang, and Chris Re, Cartesia develops Sonic, the worlds fastest generative voice model with sub-90 millisecond latency designed for real-time conversational AI applications, voice agents, customer service, and live audio production. Cartesia provides the Sonic API, custom voice cloning, multilingual voice synthesis, and on-device voice models. The company has raised over 91 million in funding from Lightspeed Venture Partners, Index Ventures, A.Capital, and other top investors competing in the real-time voice AI race.

    Structured data

    Type:SoftwareApplication
    Area:Global
    Hours:Mo-Su 00:00-23:59
    Knows about
    CartesiaSan Francisco CaliforniaKaran Goel Albert Gu Arjun Desai Brandon Yang Chris Re founders 2024Sonic sub-90ms voiceLightspeed Index Venturesreal-time voice AI