---
title: "Unlock an Entrance"
method: POST
path: "/acs/entrances/unlock"
tags: ["/acs"]
---

# Unlock an Entrance

`POST /acs/entrances/unlock`

Remotely unlocks a specified [entrance](/low-level-apis/access-systems/retrieving-entrance-details) using a cloud_key credential. Returns an action attempt that tracks the progress of the unlock operation.

## Request body

- object
  - `acs_credential_id` string, uuid, required — ID of the cloud_key credential to use for the unlock operation.
  - `acs_entrance_id` string, uuid, required — ID of the entrance to unlock.

## Response `200`

OK

- object
  - `action_attempt` object, required — Tracks the progress of this operation. Poll using the action_attempt_id. See the [action_attempt object](/api/action_attempts/object).
    - `action_attempt_id` string, uuid, required — ID of the action attempt.
    - `action_type` 'UNLOCK_DOOR', required — Type of action being tracked.
    - `status` 'pending' | 'success' | 'error', required — Current status of the action.
    - `result` object, nullable — Result payload on success.
    - `error` object, nullable — Error details on failure.
      - `type` string
      - `message` string

## Other responses

- `400` — Bad Request
- `401` — Unauthorized

---

[API](https://skmtc.net/seam/apis/seam-connect.md) · [All operations](https://skmtc.net/seam/apis/seam-connect/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/seam/seam-connect/versions/00c35395ce12/schema)