Cartesia - Agno

Use Cartesia with Agno Agents for generating text-to-speech and audio.

Prerequisites

Get an API key from https://play.cartesia.ai/keys
Run uv pip install cartesia to install the dependencies.

from agno.agent import Agent
from agno.tools.cartesia import CartesiaTools
from agno.utils.audio import write_audio_to_file

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------


# Initialize Agent with Cartesia tools
agent = Agent(
    name="Cartesia TTS Agent",
    description="An agent that uses Cartesia for text-to-speech.",
    tools=[CartesiaTools()],
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    response = agent.run(
        """Generate a simple greeting using Text-to-Speech:

        Say "Welcome to Cartesia, the advanced  speech synthesis platform. This speech is generated by an agent."
        """
    )

    # Save the generated audio
    if response.audio:
        write_audio_to_file(
            audio=response.audio[0].content, filename="tmp/greeting.mp3"
        )

Run the Example

# Clone and setup repo
git clone https://github.com/agno-agi/agno.git
cd agno/cookbook/91_tools

# Create and activate virtual environment
./scripts/demo_setup.sh
source .venvs/demo/bin/activate

python cartesia_tools.py

For details, see Cartesia cookbook.