---
title: "Changes to One-Click Unsubscribe (Rfc 8058)"
method: POST
path: "/v0/email-preferences/unsubscribe/{preference_key}"
---

# Changes to One-Click Unsubscribe (Rfc 8058)

`POST /v0/email-preferences/unsubscribe/{preference_key}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 96 revisions.

- **2026-10-10** `3c1b2daafcc9`: 1 breaking, 1 info
- **2026-05-10** `1dae359ce2c7`: 1 info

## Changes

- **2026-10-10** `3c1b2daafcc9`: 1 breaking, 1 info
  - removed the media type `application/json` for the response with the status `200`
  - added the media type `text/html` for the response with the status `200`
- **2026-05-10** `1dae359ce2c7`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/theirstack/apis/theirstack-api-reference/docs/v0/email-preferences/unsubscribe/:preference_key/post.md) - [API](https://skmtc.dev/theirstack/apis/theirstack-api-reference.md) - [Page](https://skmtc.dev/theirstack/apis/theirstack-api-reference/changes/v0/email-preferences/unsubscribe/:preference_key/post)