> ## 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.

# Loop with CEL end condition: stop after N iterations

> Uses current_iteration to stop after a specific number of iterations, independent of max_iterations.

```python cel_iteration_limit.py theme={null}
"""Loop with CEL end condition: stop after N iterations.
=====================================================

Uses current_iteration to stop after a specific number
of iterations, independent of max_iterations.

Requirements:
    pip install cel-python
"""

from agno.agent import Agent
from agno.models.openai import OpenAIChat
from agno.workflow import CEL_AVAILABLE, Loop, Step, Workflow

# ---------------------------------------------------------------------------
# Setup
# ---------------------------------------------------------------------------
if not CEL_AVAILABLE:
    print("CEL is not available. Install with: pip install cel-python")
    exit(1)

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
writer = Agent(
    name="Writer",
    model=OpenAIChat(id="gpt-4o-mini"),
    instructions="Write a short paragraph expanding on the topic. Build on previous content.",
    markdown=True,
)

# ---------------------------------------------------------------------------
# Create Workflow
# ---------------------------------------------------------------------------
workflow = Workflow(
    name="CEL Iteration Limit Loop",
    steps=[
        Loop(
            name="Writing Loop",
            max_iterations=10,
            # Stop after 2 iterations even though max is 10
            end_condition="current_iteration >= 2",
            steps=[
                Step(name="Write", agent=writer),
            ],
        ),
    ],
)

# ---------------------------------------------------------------------------
# Run Workflow
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    print("Loop with CEL end condition: current_iteration >= 2 (max_iterations=10)")
    print("=" * 60)
    workflow.print_response(
        input="Write about the history of the internet",
        stream=True,
    )
```

## Run the Example

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

  <Step title="Install dependencies">
    ```bash theme={null}
    uv pip install -U agno cel-python fastapi 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 `cel_iteration_limit.py`, then run:

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

Full source: [cookbook/04\_workflows/07\_cel\_expressions/loop/cel\_iteration\_limit.py](https://github.com/agno-agi/agno/blob/main/cookbook/04_workflows/07_cel_expressions/loop/cel_iteration_limit.py)