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

# Anthropic Advisor

> Use Anthropic's advisor tool beta with Claude Sonnet and an Opus advisor model.

```python advisor.py theme={null}
"""
Anthropic Advisor
===============

Cookbook example for `anthropic/advisor.py`.
"""

from agno.agent import Agent
from agno.models.anthropic import Claude

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

agent = Agent(
    model=Claude(id="claude-sonnet-4-6", betas=["advisor-tool-2026-03-01"]),
    tools=[
        {
            "type": "advisor_20260301",
            "name": "advisor",
            "model": "claude-opus-4-6",
        }
    ],
)


# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    # --- Sync ---
    agent.print_response("Explain how yosemite was underground at one point in time")
```

## Run the Example

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

**1. Install dependencies**

```bash theme={null}
uv pip install -U agno anthropic
```

**2. Export your Anthropic API key**

```bash Mac/Linux theme={null}
export ANTHROPIC_API_KEY="your_anthropic_api_key_here"
```

```bash Windows theme={null}
$Env:ANTHROPIC_API_KEY="your_anthropic_api_key_here"
```

**3. Run the example**

Save the code above as `advisor.py`, then run:

```bash theme={null}
python advisor.py
```

Full source: [cookbook/90\_models/anthropic/advisor.py](https://github.com/agno-agi/agno/blob/v3.0.4/cookbook/90_models/anthropic/advisor.py)


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