---
title: "Api Unsubscribe"
method: GET
path: "/api/unsubscribe"
---

# Api Unsubscribe

`GET /api/unsubscribe`

## Request

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

Process an HMAC-signed unsubscribe request from the newsletter footer
URL or RFC 8058 one-click POST. Idempotent; always returns 200 on a
well-formed token, even if the email was already inactive.

## Response `200`

Successful Response

- unknown

## Changes

- **2026-10-19** `4e3b33365ed1`: 1 info
  - api operation id `api_unsubscribe_api_unsubscribe_post` removed and replaced with `api_unsubscribe_api_unsubscribe_get`

[Operation history](https://skmtc.dev/catalystedgescanner/apis/cerebro-core-intelligence-api/changes/api/unsubscribe/get.md)

---

[API](https://skmtc.dev/catalystedgescanner/apis/cerebro-core-intelligence-api.md) · [All operations](https://skmtc.dev/catalystedgescanner/apis/cerebro-core-intelligence-api/llms.txt) · [OpenAPI document](https://skmtc.dev/catalystedgescanner/apis/cerebro-core-intelligence-api/revisions/4e3b33365ed1?raw)