---
title: "End an active Realtime API call, whether it was initiated over SIP or WebRTC."
method: POST
path: "/realtime/calls/{call_id}/hangup"
tags: ["Realtime"]
---

# End an active Realtime API call, whether it was initiated over SIP or WebRTC.

`POST /realtime/calls/{call_id}/hangup`

## Path parameters

- `call_id` string, required

## Response `200`

Call hangup initiated successfully.

## Changes

- **2026-05-13** `74cbcf73838f` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/openai/apis/openapi/changes/realtime/calls/:call_id/hangup/post.md)

---

[API](https://skmtc.dev/openai/apis/openapi.md) · [All operations](https://skmtc.dev/openai/apis/openapi/llms.txt) · [OpenAPI document](https://skmtc.dev/openai/apis/openapi/revisions/596a83c32a9e?raw)