Client Libraries - Cartesia Docs

Use the official Cartesia SDKs to call TTS, STT, and voice APIs from JavaScript/TypeScript or Python.

JavaScript / TypeScript

Official JS/TS SDK for Node.js and browser applications.

Official Python SDK for servers, scripts, and notebooks.

npm install @cartesia/cartesia-js

# install from PyPI
pip install --pre cartesia

# for websocket support
pip install 'cartesia[websockets]'

Stream text to Cartesia over a WebSocket and receive audio in real time.

Simple code snippets demonstrating how to use each SDK method.

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