---
title: "One Click Unsubscribe"
method: POST
path: "/api/v1/followups/public/one-click-unsubscribe"
tags: ["followups-public"]
---

# One Click Unsubscribe

`POST /api/v1/followups/public/one-click-unsubscribe`

RFC 8058 ``List-Unsubscribe-Post`` target. Mail clients POST here
with no body we can rely on — the token rides the URL. Suppresses ALL
lifecycle categories (one-click intent is "stop emailing me", not a
preference dialog).

## Query parameters

- `t` string, required

## Response `200`

Successful Response

- object

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/prototyping/apis/prototyping-io-api.md) · [All operations](https://skmtc.dev/prototyping/apis/prototyping-io-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/prototyping/prototyping-io-api/revisions/f4a0079fbb57/schema)