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    Cartesia

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    Ultra-realistic, low-latency AI voice platform for real-time applications.

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    About Cartesia

    Cartesia: Ultra-Realistic, Low-Latency AI Voice Platform

    Cartesia is a high-performance AI voice platform purpose-built for developers seeking ultra-realistic, low-latency voice synthesis for real-time applications. Powered by advanced State Space Model technology, Cartesia enables seamless integration of lifelike AI voices, voice cloning, and voice infilling into interactive apps, with best-in-class pronunciation and multilingual capabilities.

    Key Features

    • Ultra-Realistic AI Voices: Generate natural, expressive voices for interactive applications, with unmatched clarity and fidelity.

    • Lowest Latency: Cartesia Sonic delivers the fastest response times, ensuring smooth, real-time voice interactions.

    • Voice Cloning & Changer: Clone any voice with high accuracy or modify voices for unique, branded experiences.

    • Voice Infilling: Seamlessly fill in missing or incomplete audio segments for more natural conversations.

    • Best-in-Class Pronunciation: Accurately speaks complex phone numbers, addresses, IDs, and technical terms.

    • Multilingual Support: Native speech in 15 languages, with the ability to localize voices to any accent or language.

    • Seamless Integrations: Easily connect with platforms like Twilio, Pipecat, LiveKit, and Rasa.

    • Flexible Deployment: Deploy in the cloud, on-premises, or on-device to fit your infrastructure and privacy needs.

    • Enterprise-Grade Security: SOC 2 Type 2, HIPAA, and PCI compliant for secure data handling and privacy.

    • Developer-Friendly: Simple APIs and SDKs make it easy to add advanced voice AI to any application.

    Use Cases

    • Real-time voice agents and conversational AI

    • Interactive voice apps for customer support, sales, and engagement

    • Voice cloning for branded virtual assistants or content creators

    • Multilingual voice interfaces for global products

    • On-prem or on-device deployments for privacy-sensitive environments

    Model Selection

    • Sonic: Flagship State Space Model for ultra-realistic, low-latency voice synthesis.

    • Voice Cloning Models: High-fidelity replication of any voice for custom or branded agents.

    • Multilingual Models: Native and localized voices for 15+ languages and accents.

    Getting Started

    Cartesia empowers developers and teams to build the next generation of interactive, real-time voice applications with unmatched realism, speed, and flexibility-delivering seamless voice experiences for any use case or environment.