> ## 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 Keyword Bid

> Update the max CPC bid of Microsoft Ads keywords

Update the max CPC bid of Microsoft Ads keywords.

| | |
| - | - |
| **App** | Microsoft Ads |
| **Operation ID** | `microsoft_ads_update_keyword_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 keywords to update. |
| `update_type` | string or SelectableOption | Yes | - | Choose whether to update the bid of a single keyword or multiple keywords at once. Options: 'single' or 'bulk'. |
| `ad_group_id` | string or SelectItem | No | - | The ad group ID that contains the keyword. Required for single update (keyword updates are scoped to their ad group). |
| `keyword_id` | string or SelectItem | No | - | The keyword ID whose bid to update. Required for single update. |
| `bid_amount` | number or string | No | - | New keyword max CPC bid as a plain number in the account currency (e.g. 1.25). Required for single update. |
| `structured_data` | array (also accepts a comma-separated string) | No | - | Structured data for bulk update. Required columns: 'ad\_group\_id', 'keyword\_id', '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 keyword bid update results.

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


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