> ## Documentation Index
> Fetch the complete documentation index at: https://docs.infragrid.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Cancel a run

> Request cancellation of a browser task or ordered workflow run.

Requires `runs:write`. Cancellation is idempotent.

<ParamField path="run_id" type="string" required>
  Run identifier to cancel.
</ParamField>

## Response

Returns the cancelled or already-terminal `CloudRun`.

<ResponseField name="status" type="string" required>
  Usually `cancelled`, or the existing terminal status when the run finished before cancellation.
</ResponseField>

<Note>
  Website effects completed before cancellation may not be reversible.
</Note>


## Related topics

- [Browser tasks](/guides/browser-tasks.md)
- [Python SDK](/sdks/python.md)
- [CLI](/tools/cli.md)
- [TypeScript SDK](/sdks/typescript.md)
- [Cancel a Blueprint run](/reference/blueprint-runs/cancel.md)