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

# Add Websites To Exclusion List

> Add website URLs to an existing Microsoft Ads shared website exclusion list

Add website URLs to an existing Microsoft Ads shared website exclusion list.

|                       |                                                |
| --------------------- | ---------------------------------------------- |
| **App**               | Microsoft Ads                                  |
| **Operation ID**      | `microsoft_ads_add_websites_to_exclusion_list` |
| **Type**              | Action                                         |
| **Connection**        | `microsoft_ads` (required)                     |
| **Credits per run**   | 1                                              |
| **Agent / MCP tool**  | Yes                                            |
| **Requires approval** | Yes (write operation)                          |

## Inputs

| Field      | Type                                                                      | Required | Default | Description                                                                                                    |
| ---------- | ------------------------------------------------------------------------- | -------- | ------- | -------------------------------------------------------------------------------------------------------------- |
| `account`  | object or array of object or MicrosoftAdsAccountItem or string or integer | Yes      | -       | Select the Microsoft Ads account that owns the campaign-level website exclusion list.                          |
| `list_id`  | string or SelectItem                                                      | Yes      | -       | The ID of the existing website exclusion list to add websites to.                                              |
| `websites` | string or array of string                                                 | Yes      | -       | Website URLs/domains to add, as newline- or comma-separated text (or a list of strings). Up to 5,000 per call. |

### MicrosoftAdsAccountItem

| Field        | Type   | Required | Default | Description                                                                                                     |
| ------------ | ------ | -------- | ------- | --------------------------------------------------------------------------------------------------------------- |
| `value`      | string | Yes      | -       |                                                                                                                 |
| `label`      | string | Yes      | -       |                                                                                                                 |
| `customerId` | string | No       | -       | The Microsoft Ads customer ID used for REST CustomerId headers. If omitted, it is resolved from the account ID. |

### SelectItem

| Field   | Type   | Required | Default | Description                                                                                          |
| ------- | ------ | -------- | ------- | ---------------------------------------------------------------------------------------------------- |
| `value` | string | Yes      | -       | The value of the selectable item.                                                                    |
| `label` | string | Yes      | -       | The label of the selectable item, used for display purposes. If not provided, defaults to the value. |

## Output

**Type**: `Dict`

Returns the website exclusion list ID and the count of websites added.

**Fields**: `message`, `list_id`, `websites_added_count`