# cancel_workflow_run

Cancel a running workflow. Stops generation immediately. Creative Units reserved but not yet consumed are released. Already-completed steps are not refunded.

For multi-step workflow guidance, call get\_workflow\_instructions.

## Parameters

| Parameter       | Type          | Default | Description                    |
| --------------- | ------------- | ------- | ------------------------------ |
| run\_idrequired | string (uuid) | —       | The workflow run ID to cancel. |