> ## 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.

# Agent with Tools

> Give a Nexus agent web search with WebSearchTools.

## Code

```python tool_use.py theme={null}
"""Run `uv pip install ddgs` to install dependencies."""

from agno.agent import Agent
from agno.models.nexus import Nexus
from agno.tools.websearch import WebSearchTools

agent = Agent(
    model=Nexus(id="anthropic/claude-sonnet-4-6"),
    tools=[WebSearchTools()],
    markdown=True,
)

agent.print_response("Whats happening in France?")

```

## Usage

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

**1. Set your API keys**

```bash theme={null}
export OPENAI_API_KEY=xxx
export ANTHROPIC_API_KEY=xxx
```

**2. Install dependencies**

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

<Snippet file="start-nexus-step.mdx" />

**3. Run Agent**

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

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


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