---
title: "GET /api/v1/hosting/apps/{app_id}/service_placements"
method: GET
path: "/api/v1/hosting/apps/{app_id}/service_placements"
tags: ["hosting"]
---

# GET /api/v1/hosting/apps/{app_id}/service_placements

`GET /api/v1/hosting/apps/{app_id}/service_placements`

## Request

- Base URL: `https://composal.com` (the document declares no server; this is the origin it was published from)
- URL: `https://composal.com/api/v1/hosting/apps/{app_id}/service_placements`
- Auth: HTTP bearer

## Path parameters

- `app_id` string, required

## Query parameters

- `service` string
- `existing` boolean

## Response `200`

Service placements

- object
  - `placements` AppServicePlacement[], required
    - `id` string, required
    - `organization_id` string, required
    - `hosted_app_id` string, required
    - `app_service_id` string, required
    - `app_environment_id` string, required
    - `mode` 'single_region' | 'multi_region', required
    - `rollout_strategy` 'health_gated' | 'burst', required
    - `deployment_channel` 'stable' | 'blue_green', nullable, required: Preview-only override; null inherits the captured source channel.
    - `replicas_per_region` integer, required
    - `region_count` integer, required
    - `total_replicas` integer, required
    - `targets` object[], required
      - `id` string, required
      - `location_id` string, required
      - `location` HostingLocation, required
        - `id` string, required
        - `code` string, required
        - `name` string, required
        - `nomad_datacenter` string, required
        - `created_at` string, date-time, required
        - `updated_at` string, date-time, required
      - `position` integer, required
      - `enabled` boolean, required
    - `created_at` string, date-time, required
    - `updated_at` string, date-time, required

## Other responses

- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not found
- `422`: Unprocessable entity
- `502`: Bad gateway

---

[API](https://skmtc.dev/composal/apis/vex-api.md) - [All operations](https://skmtc.dev/composal/apis/vex-api/llms.txt) - [OpenAPI document](https://skmtc.dev/composal/apis/vex-api/revisions/74298a24e040?raw)