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

# Debug

> Enable verbose debug output for every run with debug_mode, or turn it on for a single run.

```python debug.py theme={null}
"""
Debug
=============================

Debug.
"""

from agno.agent import Agent
from agno.models.openai import OpenAIResponses

# You can set the debug mode on the agent for all runs to have more verbose output
# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
agent = Agent(
    model=OpenAIResponses(id="gpt-5-mini"),
    debug_mode=True,
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    agent.print_response(input="Tell me a joke.")

    # You can also set the debug mode on a single run
    agent = Agent(
        model=OpenAIResponses(id="gpt-5-mini"),
    )
    agent.print_response(input="Tell me a joke.", debug_mode=True)
```

## Run the Example

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

  <Step title="Install dependencies">
    ```bash theme={null}
    uv pip install -U agno openai
    ```
  </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 `debug.py`, then run:

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

Full source: [cookbook/02\_agents/14\_advanced/debug.py](https://github.com/agno-agi/agno/blob/main/cookbook/02_agents/14_advanced/debug.py)