> ## Documentation Index
> Fetch the complete documentation index at: https://phidatainc-studio-tools-doc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# WatsonX Default COT Fallback

> Demonstrates default chain-of-thought behavior with an IBM WatsonX model.

```python theme={null}
"""
WatsonX Default COT Fallback
============================

Demonstrates default chain-of-thought behavior with an IBM WatsonX model.
"""

from agno.agent import Agent
from agno.models.ibm import WatsonX

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
reasoning_agent = Agent(
    model=WatsonX(id="meta-llama/llama-3-3-70b-instruct"),
    reasoning=True,
    debug_mode=True,
    markdown=True,
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    reasoning_agent.print_response(
        "Give me steps to write a python script for fibonacci series",
        stream=True,
        show_full_reasoning=True,
    )
```

## Run the Example

```bash theme={null}
# Clone and setup repo
git clone https://github.com/agno-agi/agno.git
cd agno/cookbook/10_reasoning/agents

# Create and activate virtual environment
./scripts/demo_setup.sh
source .venvs/demo/bin/activate

python ibm_watsonx_default_COT.py
```