> ## 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.

# Update Ad Group Bid

> Update the bid (CPC, CPM, CPV, and other bid types) of Microsoft Ads ad groups

Update the bid (CPC, CPM, CPV, and other bid types) of Microsoft Ads ad groups.

|                       |                                     |
| --------------------- | ----------------------------------- |
| **App**               | Microsoft Ads                       |
| **Operation ID**      | `microsoft_ads_update_ad_group_bid` |
| **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 ad groups to update.                                                                                                                                                                                                                                                                                                                                                             |
| `update_type`     | string or SelectableOption                                                | Yes      | -       | Choose whether to update the bid of a single ad group or multiple ad groups at once. Options: 'single' or 'bulk'.                                                                                                                                                                                                                                                                                                               |
| `campaign_id`     | string or SelectItem                                                      | No       | -       | The campaign ID that contains the ad group. Required for single update (ad group updates are scoped to their campaign).                                                                                                                                                                                                                                                                                                         |
| `ad_group_id`     | string or SelectItem                                                      | No       | -       | The ad group ID whose bid to update. Required for single update.                                                                                                                                                                                                                                                                                                                                                                |
| `bid_type`        | string or SelectableOption                                                | No       | -       | Which ad group bid to set, sent as the Microsoft technical field name. 'CpcBid': default max cost-per-click (Search/Shopping). 'CpmBid': max cost-per-thousand-impressions (Audience/display). 'CpvBid': max cost-per-view (video). 'McpaBid': manual cost-per-action. 'PercentCpcBid': percent-of-price CPC for hotel campaigns. 'CommissionRate': commission rate for hotel commission campaigns. Required for single update. |
| `bid_amount`      | number or string                                                          | No       | -       | New bid amount as a plain number. For CpcBid/CpmBid/CpvBid/McpaBid it is an amount in the account currency (e.g. 2.5). For PercentCpcBid/CommissionRate it is a percentage. Required for single update.                                                                                                                                                                                                                         |
| `structured_data` | array (also accepts a comma-separated string)                             | No       | -       | Structured data for bulk update. Required columns: 'campaign\_id', 'ad\_group\_id', 'bid\_type', 'bid\_amount'. Required for bulk update.                                                                                                                                                                                                                                                                                       |

### 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. |

### SelectableOption

| Field   | Type   | Required | Default | Description |
| ------- | ------ | -------- | ------- | ----------- |
| `value` | string | Yes      | -       |             |
| `label` | string | Yes      | -       |             |

## Output

**Type**: `Dict`

Returns Microsoft Ads ad group bid update results.

**Fields**: `message`, `updated_count`, `results`