> ## 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.

# Get Custom Audience

> Get a single Meta custom or lookalike audience by ID with its full definition: the website or engagement rule, lookalike specification and seed audience, included and excluded audiences, size estim...

Get a single Meta custom or lookalike audience by ID with its full definition: the website or engagement rule, lookalike specification and seed audience, included and excluded audiences, size estimates, delivery and sharing status, retention, and timestamps. Use meta\_list\_custom\_audiences to find the audience\_id.

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

## Inputs

| Field         | Type           | Required | Default | Description                                                                                        |
| ------------- | -------------- | -------- | ------- | -------------------------------------------------------------------------------------------------- |
| `account`     | DynamicAccount | Yes      | -       | Select Meta Ads account, ask the user for it if not provided                                       |
| `audience_id` | string         | Yes      | -       | The ID of the custom or lookalike audience to fetch. Use meta\_list\_custom\_audiences to find it. |

## Output

**Type**: `Dict`

Returns every field Meta serves for the audience, including its full rule or lookalike definition.

**Fields**: dynamic (depend on the inputs)