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

# Delete Attachment

> Permanently remove an attachment from a Trello card.

**Delete Attachment** permanently removes one attachment from a Trello card.

## Inputs

| Input                   | Type           | Required | Description                                  |
| ----------------------- | -------------- | -------- | -------------------------------------------- |
| **Third-party account** | Trello account | Yes      | An account with write access to the card.    |
| **Card ID or URL**      | String         | Yes      | A card ID, short link, or complete card URL. |
| **Attachment ID**       | String         | Yes      | The attachment to delete.                    |

## Output

| Output            | Type   | Description                |
| ----------------- | ------ | -------------------------- |
| **Attachment ID** | String | The deleted attachment ID. |

<Warning>Deleting an attachment cannot be undone by this action.</Warning>