---
title: "Unsubscribe from marketing emails"
method: GET
path: "/v1/businesses/marketing/unsubscribe"
tags: ["marketing"]
---

# Unsubscribe from marketing emails

`GET /v1/businesses/marketing/unsubscribe`

## Request

- Base URL: `https://api.stablesea.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.stablesea.com/v1/businesses/marketing/unsubscribe`
- Auth: none declared

Public landing endpoint for the unsubscribe link embedded in marketing emails. Validates the opaque session_token, then records an unsubscribe event for the resolved individual.

## Query parameters

- `token` string, required

## Response `204`

No Content

## Other responses

- `default`: Error response.

## Changes

- **2026-10-29** `e003c8a67b62`: 1 info
  - added the optional property `error/authorization` to the response with the `default` status
- **2026-09-01** `f2d9f80610d9`: 1 info
  - added the optional property `error/api_client_id` to the response with the `default` status

[Operation history](https://skmtc.dev/stablesea/apis/stable-sea-backend/changes/v1/businesses/marketing/unsubscribe/get.md)

---

[API](https://skmtc.dev/stablesea/apis/stable-sea-backend.md) - [All operations](https://skmtc.dev/stablesea/apis/stable-sea-backend/llms.txt) - [OpenAPI document](https://skmtc.dev/stablesea/apis/stable-sea-backend/revisions/772c80d83658?raw)