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

# Update Phone Number Configuration

> Update the call flow configuration for a phone number, including agent assignment, recording, and office hours.

## Headers

<ParamField header="x-api-key" type="string" required>
  API key used for authenticating requests to the API.
</ParamField>

<ParamField header="x-workspace-id" type="string" required>
  Workspace identifier for the API.
</ParamField>

## Path Parameters

<ParamField path="phoneNumberId" type="string" required>
  The unique identifier of the phone number.
</ParamField>

## Request Body

<ParamField body="agentId" type="string">
  The call agent ID to assign to this phone number.
</ParamField>

<ParamField body="maxCallDuration" type="number">
  Maximum call duration in seconds.
</ParamField>

<ParamField body="recordingEnabled" type="boolean">
  Whether to enable call recording.
</ParamField>

<ParamField body="officeHours" type="object">
  Office hours configuration.

  <Expandable title="properties">
    <ParamField body="enabled" type="boolean">
      Whether office hours are enabled.
    </ParamField>

    <ParamField body="timezone" type="string">
      Timezone for office hours (e.g., "America/New\_York").
    </ParamField>

    <ParamField body="schedule" type="object">
      Weekly schedule with day-specific hours.
    </ParamField>
  </Expandable>
</ParamField>

<ParamField body="transferCallerIdMode" type="string">
  Caller ID mode for transfers. Options: "agent", "customer".
</ParamField>

<ParamField body="metadataTags" type="array">
  Array of metadata tag strings to assign.
</ParamField>

<ParamField body="label" type="string">
  A label for the phone number.
</ParamField>

## Response Fields

<ResponseField name="success" type="boolean">
  Whether the update was successful.
</ResponseField>

<ResponseExample>
  ```json theme={null}
  {
    "success": true
  }
  ```
</ResponseExample>