> ## Documentation Index
> Fetch the complete documentation index at: https://agno-v2-studio-tools-doc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Basic Agent

## Code

```python cookbook/11_models/vertexai/claude/basic.py theme={null}
from agno.agent import Agent, RunOutput  # noqa
from agno.models.vertexai.claude import Claude

agent = Agent(model=Claude(id="claude-sonnet-4@20250514"), markdown=True)

# Get the response in a variable
# run: RunOutput = agent.run("Share a 2 sentence horror story")
# print(run.content)

# Print the response in the terminal
agent.print_response("Share a 2 sentence horror story")
```

## Usage

<Steps>
  <Snippet file="create-venv-step.mdx" />

  <Step title="Set your environment variables">
    <CodeGroup>
      ```bash Mac theme={null}
      export CLOUD_ML_REGION=xxx
      export GOOGLE_CLOUD_PROJECT=xxx
      ```

      ```bash Windows theme={null}
        setx CLOUD_ML_REGION xxx
        setx GOOGLE_CLOUD_PROJECT xxx
      ```
    </CodeGroup>
  </Step>

  <Step title="Authenticate your CLI session">
    `gcloud auth application-default login `

    <Note>You dont need to authenticate your CLI every time. </Note>
  </Step>

  <Step title="Install dependencies">`uv pip install -U anthropic agno `</Step>

  <Step title="Run Agent">
    ```bash theme={null}
    python cookbook/11_models/vertexai/claude/basic.py
    ```
  </Step>
</Steps>