---
title: "Update subscriber"
method: PATCH
path: "/subscribers/{email}"
tags: ["Subscribers"]
---

# Update subscriber

`PATCH /subscribers/{email}`

Updates a subscriber's first name, last name, status, tags, or custom attributes. Setting `status` to `unsubscribed` performs the full unsubscribe workflow, including list unsubscription and sequence cancellation.

## Path parameters

- `email` string, required

## Request body

- object
  - `firstName` string
  - `lastName` string
  - `status` 'active' | 'unsubscribed' — Setting `unsubscribed` performs a full global unsubscribe.
  - `tags` string[]
  - `customAttributes` object

## Response `200`

Subscriber updated

- object
  - `success` boolean
  - `subscriber` Subscriber
    - `id` string
    - `email` string, email
    - `externalId` string, nullable — Customer-owned app/customer/user ID for this subscriber
    - `firstName` string, nullable
    - `lastName` string, nullable
    - `status` 'active' | 'unsubscribed' | 'bounced'
    - `emailProvider` string, nullable
    - `tags` string[]
    - `customAttributes` object
    - `createdAt` string, date-time
    - `updatedAt` string, date-time

## Other responses

- `401` — Unauthorized
- `404` — Subscriber not found
- `500` — Internal server error

## Changes

- **2026-05-05** `5449b620579f` — 1 info
  - added the optional property `subscriber/externalId` to the response with the `200` status
- **2026-04-11** `b6d39ca47951` — 1 warning, 1 info
  - added the new `bounced` enum value to the `subscriber/status` response property for the response status `200`
  - added the optional property `subscriber/emailProvider` to the response with the `200` status

[Change history](https://skmtc.dev/sequenzy/apis/sequenzy-api/changes/subscribers/:email/patch.md)

---

[API](https://skmtc.dev/sequenzy/apis/sequenzy-api.md) · [All operations](https://skmtc.dev/sequenzy/apis/sequenzy-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/sequenzy/sequenzy-api/revisions/b040bb8c6608/schema)