> ## 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.

# List Experiments

> List native Meta A/B tests, split tests and ad studies owned by a business portfolio

List native Meta A/B tests, split tests and ad studies owned by a business portfolio. Use the same business ID as creation, then meta\_ads\_get\_experiment for test cells and available measurement results.

|                      |                             |
| -------------------- | --------------------------- |
| **App**              | Meta Ads                    |
| **Operation ID**     | `meta_ads_list_experiments` |
| **Type**             | Action                      |
| **Connection**       | `meta_ads` (required)       |
| **Credits per run**  | 1                           |
| **Agent / MCP tool** | Yes                         |

## Inputs

| Field         | Type                 | Required | Default | Description                                                                                                                                                                          |
| ------------- | -------------------- | -------- | ------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| `business_id` | string or SelectItem | Yes      | -       | Meta business portfolio ID that owns the experiments. Use the same business\_id as meta\_ads\_create\_experiment; the ad-account study edge may omit newly created business studies. |
| `limit`       | integer              | No       | `100`   | Maximum number of experiments to return. Defaults to 100.                                                                                                                            |

### 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**: `List[Dict]`

Returns Meta ad study records with identifiers, names, study types and scheduling fields when available.

**Fields**: `id`, `name`, `type`, `start_time`, `end_time`, `canceled_time`