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

# Initiate Phone Call

> Initiate a single outbound phone call

Initiate an outbound SIP phone call to a specified number.
If `scheduled_ts` is provided, the call will be scheduled for that time.

<ParamField body="scenario_id" type="string" required>
  The scenario to use for the call
</ParamField>

<ParamField body="phone_number" type="string" required>
  Phone number in E.164 format (e.g., +14155551234)
</ParamField>

<ParamField body="scheduled_ts" type="string">
  Optional ISO timestamp to schedule the call
</ParamField>

<ParamField body="user_email" type="string">
  Email to associate with the session
</ParamField>

<RequestExample>
  ```json theme={null}
  {
    "scenario_id": "scenario_abc123",
    "phone_number": "+14155551234"
  }
  ```
</RequestExample>

<ResponseExample>
  ```json 200 theme={null}
  {
    "call_id": "call_abc123",
    "status": "initiated",
    "phone_number": "+14155551234",
    "created_at": "2024-01-15T10:30:00Z"
  }
  ```
</ResponseExample>