---
title: "Marks all users' notifications as read"
description: "POST /notifications/mark_all_as_read — Marks all users' notifications as read"
canonical_url: https://developer.onepagecrm.com/api/reference/notifications/post-notifications-mark_all_as_read/
source: Markdown mirror of https://developer.onepagecrm.com/api/reference/notifications/post-notifications-mark_all_as_read/
---

`POST /notifications/mark_all_as_read`

Marks all users' notifications as read

Resource: [Notifications](https://developer.onepagecrm.com/api/reference/notifications/) · [API Reference](https://developer.onepagecrm.com/api/reference/)

## Request

```bash
curl -X POST "https://app.onepagecrm.com/api/v3/notifications/mark_all_as_read" \
  -u $user_id:$api_key
```

Authentication is HTTP Basic — `user_id` as username, `api_key` as password.
See https://developer.onepagecrm.com/api/authentication/.

## Responses

### 201

Created

```json
{
  "status": 0,
  "message": "OK",
  "timestamp": 1528373119,
  "data": {}
}
```

Standard error responses: 400, 401, 403, 404, 409, 500 — shared across the API. See https://developer.onepagecrm.com/api/errors/.

## Related guides

- [Authentication](https://developer.onepagecrm.com/api/authentication/)
- [Errors](https://developer.onepagecrm.com/api/errors/)
- [Rate limits](https://developer.onepagecrm.com/api/rate-limits/)