> ## 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.

# Reasoning Finance Agent

> Compares built-in chain-of-thought with a deepseek-reasoner reasoning model on gpt-4o YFinance agents writing an NVDA vs TSLA report.

Demonstrates DeepSeek-backed reasoning with tools for financial reporting.

```python finance_agent.py theme={null}
"""
Reasoning Finance Agent
=======================

Demonstrates DeepSeek-backed reasoning with tools for financial reporting.
"""

from agno.agent import Agent
from agno.models.deepseek import DeepSeek
from agno.models.openai import OpenAIResponses
from agno.tools.yfinance import YFinanceTools

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
agent = Agent(
    model=OpenAIResponses(id="gpt-5.6"),
    tools=[YFinanceTools()],
    instructions=["Use tables where possible"],
    reasoning_model=DeepSeek(id="deepseek-reasoner"),
    markdown=True,
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    agent.print_response(
        "Write a report comparing NVDA to TSLA",
        stream=True,
        show_full_reasoning=True,
    )
```

## Run the Example

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

**1. Install dependencies**

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

**2. Export your API keys**

```bash Mac/Linux theme={null}
export DEEPSEEK_API_KEY="your_deepseek_api_key_here"
export OPENAI_API_KEY="your_openai_api_key_here"
```

```bash Windows theme={null}
$Env:DEEPSEEK_API_KEY="your_deepseek_api_key_here"
$Env:OPENAI_API_KEY="your_openai_api_key_here"
```

**3. Run the example**

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

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

Full source: [cookbook/10\_reasoning/agents/finance\_agent.py](https://github.com/agno-agi/agno/blob/v3.0.4/cookbook/10_reasoning/agents/finance_agent.py)


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