Create Task

POST /v1/nexttask/tasks

Create a task

Needs Tasks > Create and edit access to the list. Send parent_id to create a subtask.

Request

POST https://your-site.example/api/index.php/v1/nexttask/tasks

Request body

Content type: application/json

Field	Type	Required	Description
`title`	`string`	No
`list_id`	`integer`	No
`parent_id`	`integer`	No	The parent task; 0 or empty for a top-level task.
`notes`	`string`	No
`due`	`string`	No	YYYY-MM-DD HH:MM:SS in the site's time zone.
`has_time`	`integer`	No	1 when the time of `due` counts.
`starred`	`integer`	No
`assigned_to`	`integer`	No	Someone who can reach the list; anyone else is refused with 422.
`links`	`object[]`	No

{
    "title": "Ship it",
    "list_id": 5,
    "due": "2026-10-02 09:00:00",
    "has_time": 1
}

Responses

`200` — The task.

{
    "success": true,
    "message": "string",
    "messages": "string",
    "data": {
        "item": {
            "id": 12,
            "list_id": 5,
            "parent_id": 0,
            "title": "Ship it",
            "notes": "string",
            "status": "needsAction",
            "starred": 1,
            "due": "2026-10-02 09:00:00",
            "has_time": 1,
            "recurrence": "string",
            "recurrence_next_id": 1,
            "completed_time": "string",
            "position": "string",
            "links": [
                {}
            ],
            "assigned_to": 1,
            "assignee_name": "string",
            "subtask_count": 1,
            "completed_subtask_count": 1,
            "access": "owner",
            "can_complete": true,
            "deleted_time": "string",
            "created": "string",
            "created_by": 1,
            "modified": "string",
            "modified_by": 1
        }
    }
}

Errors

Status	Code	When
`401`		No valid API token.
`403`		`FORBIDDEN` when the role or the list does not allow it, `APP_DISABLED` when the feature's app is off.
`422`		`VALIDATION`, `NESTING` or `QUOTA`, with the reason in `message`.

Examples

curl

curl -s -X POST "https://your-site.example/api/index.php/v1/nexttask/tasks" \
  -H "X-Joomla-Token: $API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"title":"Ship it","list_id":5,"due":"2026-10-02 09:00:00","has_time":1}'

PHP

<?php
$ch = curl_init('https://your-site.example/api/index.php/v1/nexttask/tasks');

curl_setopt_array($ch, [
    CURLOPT_CUSTOMREQUEST  => 'POST',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER     => [
        'X-Joomla-Token: ' . getenv('API_TOKEN'),
        'Content-Type: application/json',
    ],
    CURLOPT_POSTFIELDS     => '{"title":"Ship it","list_id":5,"due":"2026-10-02 09:00:00","has_time":1}',
]);

$response = json_decode(curl_exec($ch), true);
curl_close($ch);

JavaScript

const API_TOKEN = process.env.API_TOKEN;

const response = await fetch("https://your-site.example/api/index.php/v1/nexttask/tasks", {
  method: 'POST',
  headers: {
    "X-Joomla-Token": `${API_TOKEN}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "title": "Ship it",
    "list_id": 5,
    "due": "2026-10-02 09:00:00",
    "has_time": 1
  }),
});
const data = await response.json();