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

# File Output

> Serve an agent that generates downloadable files with FileGenerationTools in AgentOS.

```python file_output.py theme={null}
"""
File Output
===========

Demonstrates file output.
"""

from agno.agent import Agent
from agno.db.sqlite import SqliteDb
from agno.models.openai import OpenAIChat
from agno.os import AgentOS
from agno.tools.file_generation import FileGenerationTools

# ---------------------------------------------------------------------------
# Create Example
# ---------------------------------------------------------------------------

db = SqliteDb(db_file="tmp/agentos.db")

file_agent = Agent(
    name="File Output Agent",
    model=OpenAIChat(id="gpt-4o"),
    db=db,
    send_media_to_model=False,
    tools=[FileGenerationTools(output_directory="tmp")],
    instructions="Just return the file url as it is don't do anythings.",
)

agent_os = AgentOS(
    id="agentos-demo",
    agents=[file_agent],
)
app = agent_os.get_app()

# ---------------------------------------------------------------------------
# Run Example
# ---------------------------------------------------------------------------

if __name__ == "__main__":
    agent_os.serve(app="file_output:app", reload=True)
```

## Run the Example

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

  <Step title="Install dependencies">
    ```bash theme={null}
    uv pip install -U "agno[os]" openai python-docx reportlab
    ```
  </Step>

  <Step title="Export your OpenAI API key">
    <CodeGroup>
      ```bash Mac/Linux theme={null}
      export OPENAI_API_KEY="your_openai_api_key_here"
      ```

      ```bash Windows theme={null}
      $Env:OPENAI_API_KEY="your_openai_api_key_here"
      ```
    </CodeGroup>
  </Step>

  <Step title="Run the example">
    Save the code above as `file_output.py`, then run:

    ```bash theme={null}
    python file_output.py
    ```
  </Step>
</Steps>

Full source: [cookbook/05\_agent\_os/advanced\_demo/file\_output.py](https://github.com/agno-agi/agno/blob/main/cookbook/05_agent_os/advanced_demo/file_output.py)