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v32

latestOpenAPI 3.1.0MITraw.githubusercontent.com2026-07-312881,4162.7 MB
Realtime

Refer call

Transfer an active SIP call to a new destination using the SIP REFER verb.

post/realtime/calls/{call_id}/refer

Path parameters

call_idstring required

The identifier for the call provided in the realtime.call.incoming webhook.

Request body

target_uristring required

URI that should appear in the SIP Refer-To header. Supports values like tel:+14155550123 or sip:agent@example.com.

Example request

{
  "target_uri": "tel:+14155550123"
}

Response

Call referred successfully.