---
title: "Changes to Terminate a Reader Checkout"
method: POST
path: "/v0.1/merchants/{merchant_code}/readers/{reader_id}/terminate"
---

# Changes to Terminate a Reader Checkout

`POST /v0.1/merchants/{merchant_code}/readers/{reader_id}/terminate`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 53 revisions.

- **2026-03-11** `cd79d83b07e0` — 7 info
- **2026-02-25** `bef1083e0580` — 5 info

## Changes

- **2026-03-11** `cd79d83b07e0` — 7 info
  - added the media type `application/problem+json` for the response with the status `400`
  - added the media type `application/problem+json` for the response with the status `401`
  - added the media type `application/problem+json` for the response with the status `422`
  - added the non-success response with the status `404`
  - removed the non-success response with the status `500`
  - removed the non-success response with the status `502`
  - removed the non-success response with the status `504`
- **2026-02-25** `bef1083e0580` — 5 info
  - added the required property `errors/type` to the response with the `400` status
  - added the required property `errors/type` to the response with the `401` status
  - added the required property `errors/type` to the response with the `500` status
  - added the required property `errors/type` to the response with the `502` status
  - added the required property `errors/type` to the response with the `504` status

---

[Operation](https://skmtc.dev/sumup/apis/sumup-rest-api/docs/v0.1/merchants/:merchant_code/readers/:reader_id/terminate/post.md) · [API](https://skmtc.dev/sumup/apis/sumup-rest-api.md) · [Page](https://skmtc.dev/sumup/apis/sumup-rest-api/changes/v0.1/merchants/:merchant_code/readers/:reader_id/terminate/post)