> ## 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.

# xAI Grok 3 Mini

> Set reasoning_effort to "high" on xAI's grok-3-mini-fast model for deeper reasoning before it answers.

**1. Add the following code to your Python file**

```python xai.py theme={null}
from agno.agent import Agent
from agno.models.xai import xAI
from agno.tools.yfinance import YFinanceTools

agent = Agent(
    model=xAI(id="grok-3-mini-fast", reasoning_effort="high"),
    tools=[YFinanceTools()],
    instructions="Use tables to display data.",
    markdown=True,
)
agent.print_response("Write a report comparing NVDA to TSLA", stream=True)
```

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

**2. Install dependencies**

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

**3. Export your xAI API key**

```bash Mac/Linux theme={null}
  export XAI_API_KEY="your_xai_api_key_here"
```

```bash Windows theme={null}
  $Env:XAI_API_KEY="your_xai_api_key_here"
```

**4. Run Agent**

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


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