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Recording start


Start recording the call. Recording will stop on call hang-up, or can be initiated via the Stop Recording command.

Expected Webhooks: There are no webhooks associated with this Command.


Path Parameters

    call_control_id stringrequired

    Unique identifier and token for controlling the call



    format stringrequired

    Possible values: [wav, mp3]

    The audio file format used when storing the call recording. Can be either 'mp3' or 'wav'.

    channels stringrequired

    Possible values: [single, dual]

    When 'dual', final audio file will be stereo recorded with the first leg on channel A, and the rest on channel B.

    client_state string

    Use this field to add state to every subsequent webhook. It must be a valid Base-64 encoded string.

    command_id string

    Use this field to avoid duplicate commands. Telnyx will ignore commands with the same "command_id".

    play_beep boolean

    If enabled, a beep sound will be played at the start of a recording.


200: Successful response

422: Error response