---
title: "Reject call"
method: POST
path: "/live/sessions/{session_id}/reject"
tags: ["Live"]
---

# Reject call

`POST /live/sessions/{session_id}/reject`

Reject an incoming SIP call. Send a required SIP rejection status_code between 300 and 699.

## Path parameters

- `session_id` string, required

## Request body

- LiveCallRejectRequest — Parameters used to reject an incoming Live SIP call.
  - `status_code` integer, required — SIP rejection status sent to the caller. This field is required.

## Response `200`

Session reject request accepted.

## Other responses

- `400` — Invalid request body or headers.
- `404` — The session or call was not found or is unavailable for this operation.
- `409` — The session or call can no longer accept this operation.
- `500` — An internal error occurred. The response body is plain text.

## Changes

- **2026-09-25** `d86203de41ae` — 4 info
  - added the non-success response with the status `400`
  - added the non-success response with the status `404`
  - added the non-success response with the status `409`
  - added the non-success response with the status `500`
- **2026-09-10** `d3c0cb1ebbed` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/openai/apis/openapi/changes/live/sessions/:session_id/reject/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/4b75527da17b?raw)