---
title: "Create Custom Notification Rule"
method: POST
path: "/v1/notifications/custom"
tags: ["Notifications"]
---

# Create Custom Notification Rule

`POST /v1/notifications/custom`

## Request

- Base URL: `https://app.nex.ai/api/developers`
- URL: `https://app.nex.ai/api/developers/v1/notifications/custom`
- Auth: API key in header `Authorization`

Create a new AI-powered notification rule. Describe what you want to be notified about in natural language.

## Request body

- DeveloperCreateCustomNotificationRuleRequest
  - `description` string, required: Natural language description of what you want to be notified about

## Response `200`

Created custom notification rule

- DeveloperCustomNotificationRuleResponse
  - `id` string: Unique rule ID
  - `name` string: Human-readable rule name
  - `prompt` string: The natural language prompt describing the notification condition
  - `is_enabled` boolean: Whether the rule is currently active
  - `schedule` string: Cron-style schedule for rule evaluation
  - `created_at` string, date-time: When the rule was created

## Other responses

- `400`: Bad request - Invalid data
- `401`: Unauthorized - Invalid or missing API key
- `500`: Internal server error

## Changes

- **2026-03-24** `7964e3830151`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/nex/apis/nex-developer-api/changes/v1/notifications/custom/post.md)

---

[API](https://skmtc.dev/nex/apis/nex-developer-api.md) - [All operations](https://skmtc.dev/nex/apis/nex-developer-api/llms.txt) - [OpenAPI document](https://skmtc.dev/nex/apis/nex-developer-api/revisions/51003af13108?raw)