---
title: "Release Public Demo Selfhost Reservation Endpoint"
method: POST
path: "/api/public/demo-agents/{demo_key}/voice-session/{session_id}/release"
tags: ["public-demo"]
---

# Release Public Demo Selfhost Reservation Endpoint

`POST /api/public/demo-agents/{demo_key}/voice-session/{session_id}/release`

## Request

- Base URL: `https://api.outcallerai.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.outcallerai.com/api/public/demo-agents/{demo_key}/voice-session/{session_id}/release`
- Auth: none declared

Drop a pending self-hosted reservation. Committed cooldowns stay in place.

## Path parameters

- `demo_key` string, required
- `session_id` string, required

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-28** `40736cf433b4`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/outcallerai/apis/fastapi/changes/api/public/demo-agents/:demo_key/voice-session/:session_id/release/post.md)

---

[API](https://skmtc.dev/outcallerai/apis/fastapi.md) - [All operations](https://skmtc.dev/outcallerai/apis/fastapi/llms.txt) - [OpenAPI document](https://skmtc.dev/outcallerai/apis/fastapi/revisions/40736cf433b4?raw)