---
title: "Mark notifications as seen"
method: POST
path: "/v2/subscribers/{subscriberId}/notifications/seen"
tags: ["Subscribers"]
---

# Mark notifications as seen

`POST /v2/subscribers/{subscriberId}/notifications/seen`

Mark specific and multiple in-app (inbox) notifications as seen. Supports context-based filtering.

## Path parameters

- `subscriberId` string, required

## Headers

- `idempotency-key` string

## Request body

- MarkSubscriberNotificationsAsSeenDto
  - `notificationIds` string[] — Specific notification IDs to mark as seen
  - `tags` object — Filter notifications by workflow tags (OR for string[], or { and: [{ or: string[] }, ...] } for AND of OR-groups).
  - `data` string — Filter notifications by data attributes (JSON string)
  - `contextKeys` string[] — Context keys for filtering notifications

## Response `204`

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `405` — Method Not Allowed
- `409` — Conflict
- `413` — Payload Too Large
- `414` — URI Too Long
- `415` — Unsupported Media Type
- `422` — Unprocessable Entity
- `429` — The client has sent too many requests in a given amount of time.
- `500` — Internal Server Error
- `503` — The server is currently unable to handle the request due to a temporary overload or scheduled maintenance, which will likely be alleviated after some delay.

---

[API](https://skmtc.net/novu/apis/novu-api.md) · [All operations](https://skmtc.net/novu/apis/novu-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/novu/novu-api/versions/e4a270f838f0/schema)