Basic Voice Agent for General Conversation

A basic example voice agent that demonstrates real-time conversational AI capabilities using LiveKit for orchestration, Cartesia for text-to-speech, OpenAI for language understanding, and Deepgram for speech recognition. Suitable as a starting template for building custom voice AI applications.

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The numbers

latency—

cost / min—

frameworkLiveKit Agents

The stack

telephonyWeb Only

speech-to-textDeepgram Nova-3

llmGPT-4o

text-to-speechCartesia Sonic-3

System prompt

No prompt published.

Config

config.json

{
  "model_version": "sonic-3"
}

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