> ## Documentation Index
> Fetch the complete documentation index at: https://docs.usebrainbase.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Call Received

Triggers when an inbound call is received.

## Input

| Property        | Type        | Required | Description                                                      |
| --------------- | ----------- | -------- | ---------------------------------------------------------------- |
| phoneNumber     | SHORT\_TEXT | Yes      | The phone number to receive the call                             |
| objective       | LONG\_TEXT  | Yes      | The objective of the call.                                       |
| start\_sentence | LONG\_TEXT  | No       | The start sentence of the call.                                  |
| voiceId         | SHORT\_TEXT | No       | The voice ID to use for the call.                                |
| language        | SHORT\_TEXT | No       | The language to use for the call.                                |
| model           | SHORT\_TEXT | No       | The model to use for the request. Defaults to gpt-3.5-turbo-16k. |
| wsBaseUrl       | SHORT\_TEXT | No       | The base URL for the websocket.                                  |

## Sample Output

```json theme={null}
{
  "client_msg_id": "2767cf34-0651-44e0-b9c8-1b167ce9b7a9",
  "type": "message",
  "text": "f",
  "user": "U037UG6FKPU",
  "ts": "1678231735.586539",
  "blocks": [
    {
      "type": "rich_text",
      "block_id": "4CM",
      "elements": [
        {
          "type": "rich_text_section",
          "elements": [
            {
              "type": "text",
              "text": "f"
            }
          ]
        }
      ]
    }
  ],
  "team": "T037MS4FGDC",
  "channel": "C037RTX2ZDM",
  "event_ts": "1678231735.586539",
  "channel_type": "channel"
}
```