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

# Set Task Custom Field

Add data to a Custom field on a task.

<Note>
  External Documentation

  To learn more, visit the [ClickUp documentation](https://clickup.com/api/clickupreference/operation/SetCustomFieldValue/).
</Note>

## Parameters

<div className="integrations-table">
  | Parameter | Description                                                                                                                                                                                                                                                                                                   |
  | --------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  | Body      | The value of the custom field to add. <br />For more information about the different value types, please refer to the [ClickUp Custom Fields documentation](https://clickup.com/api/clickupreference/operation/SetCustomFieldValue/#tag/Custom-Fields/operation/SetCustomFieldValue!path=8/value\&t=request). |
  | Field ID  | The universal unique identifier (UUID) of the Custom Field you want to set.<br />To get the list of custom fields, you can use the `List Tasks` action.                                                                                                                                                       |
  | Task ID   | The task ID of the task you want to update.                                                                                                                                                                                                                                                                   |
</div>

## Example Output

```json theme={"dark"}
{}
```

## Workflow Library Example

[Set Task Custom Field with Clickup and Send Results Via Email](https://library.blinkops.com/workflows/set-task-custom-field-with-clickup-and-send-results-via-email)

<div className="iframe-wrapper">
  <div className="iframe-media">
    <img src="https://mintcdn.com/blinkops-2/ojHYuDeYX5FWuN8a/img/Icons/play-box.svg?fit=max&auto=format&n=ojHYuDeYX5FWuN8a&q=85&s=b8af968e71438a9499c3223c9bd29fb2" alt="Workflow Library" width="16" height="16" data-path="img/Icons/play-box.svg" />

    Preview this Workflow on desktop
  </div>

  <iframe className="iframe" src="https://library.blinkops.com/workflows/set-task-custom-field-with-clickup-and-send-results-via-email/canvas" />
</div>