Use Cartesia with the tools you already build on

Add Cartesia voices and transcription to agents built on LiveKit, Pipecat, Vapi, Retell and more. Teams on AWS can subscribe through AWS Marketplace or run text to speech in their own account.

Agent frameworks

Official

LiveKit

Add Cartesia text to speech and speech to text to a LiveKit agent with the official plugin, or through LiveKit Inference without a separate Cartesia account.

  • Sonic
  • Ink
See the integration
Official

Pipecat

Cartesia text to speech and speech to text are built-in Pipecat services. Run your pipeline on your own servers or on Pipecat Cloud.

  • Sonic
  • Ink
Read the setup guide
Built in

Vercel AI SDK

Call Cartesia text to speech and speech to text from TypeScript through the AI SDK's Cartesia provider.

  • Sonic
  • Ink
Read the partner's docs
Built in

Rasa

Give a Rasa voice assistant a Cartesia voice by setting Cartesia as the text to speech provider in its configuration.

  • Sonic
Read the setup guide

Voice agent platforms

Built in

Vapi

Pick a Cartesia voice or transcriber for a Vapi assistant, or connect your Cartesia API key to use the voices you've cloned.

  • Sonic
  • Ink
See the integration
Built in

Retell AI

Choose Cartesia voices for Retell phone agents, including voices you've cloned.

  • Sonic
Read the partner's docs
Built in

Thoughtly

New Thoughtly phone agents use Cartesia voices by default, and you can clone a voice from a short sample in the app.

  • Sonic
Read the setup guide

Cloud and deployment

Official

AWS

Subscribe to Cartesia through AWS Marketplace and pay on your AWS bill, or deploy Sonic as an Amazon SageMaker endpoint in your own account.

  • Sonic
  • Ink
  • Managed Agents
See the integration
Built in

Together AI

Cartesia text to speech is available on Together AI, next to the language and speech to text models it serves.

  • Sonic
Read the partner's docs

Telephony

Official

Twilio

Connect your Twilio account to bring your existing phone numbers, including international ones, to Cartesia voice agents.

  • Managed Agents
Read the setup guide
Guide

Bandwidth

Stream Bandwidth calls to Cartesia speech to text and text to speech over WebSockets, with no audio resampling.

  • Sonic
  • Ink
Read the setup guide

Realtime and avatars

Built in

Tencent RTC

Build voice agents on Tencent RTC's global network with Cartesia text to speech and speech to text, set up in Tencent's console.

  • Sonic
  • Ink
Read the setup guide
Built in

LiveAvatar by HeyGen

Give a LiveAvatar streaming avatar a Cartesia voice, or put an avatar in front of a Cartesia voice agent.

  • Sonic
  • Managed Agents
Read the setup guide

AI gateways

Built in

TrueFoundry

Route Cartesia text to speech and speech to text calls through TrueFoundry's AI Gateway to get its access control and observability.

  • Sonic
  • Ink
Read the setup guide

Building an integration?

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