> ## Documentation Index
> Fetch the complete documentation index at: https://invoca-5bd45748-mintlify-8d5425ca.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Custom Challenge Prompts

> Configure the audio prompts Invoca plays to callers during IVR challenges on a campaign, using the Network Integration custom_challenge_prompts endpoint.

# Custom Challenge Prompts

## Manage custom challenge prompt for campaigns

A custom challenge prompt can be created from provided text or a professional prompt recordings can be assigned as custom challenge prompt.

### Create custom challenge prompt

**Example: create custom challenge prompt**

POST

`https://invoca.net/api/@@NETWORK_API_VERSION/<network_id>/advertisers/<advertiser_id_from_network>/advertiser_campaigns/<advertiser_campaign_id_from_network>.json`

Request Body

```json theme={null}
{
  "ivr_tree": {
    "record_calls": false,
    "custom_challenge_prompt_text": "Thank you for calling.",
    "root": {
      "node_type": "Connect",
      "destination_phone_number": "8056173768",
      "destination_country_code": ""
    }
  }
}
```

### Assign prompt recording as custom challenge prompt

**Example: assign prompt recording as custom challenge prompt**

POST

`https://invoca.net/api/@@NETWORK_API_VERSION/<network_id>/advertisers/<advertiser_id_from_network>/advertiser_campaigns/<advertiser_campaign_id_from_network>.json`

Request Body

```json theme={null}
{
  "ivr_tree": {
    "record_calls": false,
    "custom_challenge_prompt_id_from_network": "rec34",
    "root": {
      "node_type": "Connect",
      "destination_phone_number": "8056173768",
      "destination_country_code": ""
    }
  }
}
```

### Retrieve custom challenge prompt for a campaign

**Example: retrieve custom challenge prompt for a campaign**

GET

`https://invoca.net/api/@@NETWORK_API_VERSION/<network_id>/advertisers/<advertiser_id_from_network>/advertiser_campaigns/<advertiser_campaign_id_from_network>.json`

Response

```json theme={null}
{
  "name": "Selling Shoes",
  "status": "Activated",
  "future_terms": {
    "ivr_tree": {
      "record_calls": false,
      "custom_challenge_prompt_text": "Thank you for calling.",
      "custom_challenge_prompt_id_from_network": "rec34",
      "root": {
        "node_type": "Connect",
        "destination_phone_number": "8056173768",
        "destination_country_code": ""
      }
    }
  }
}
```