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> For a complete documentation index, see https://docs.simplified.com/api-reference/project-manager/tasks/delete-task/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.simplified.com/_mcp/server.

# PM · Tasks · Soft-delete a task (irreversible via API)

DELETE https://api.simplified.com/api/v1/pm/tasks/{task_id}

Soft-delete a task. The task is marked deleted and excluded from normal
queries but not immediately purged. Subtasks, attachments, and dependencies
are cleaned up asynchronously. This action is not reversible via the API.


Reference: https://docs.simplified.com/api-reference/project-manager/tasks/delete-task

## Authentication

- `Authorization` header (required) (prefixed with ` Api-Key   `) — Header authentication of the form `Api-Key  <token>`
- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Path parameters

- `task_id` (string, required) — Task UUID or slug.

### Headers

- `Organization` (string, optional) — Workspace (organization) ID the request is scoped to.
- `Space` (string, optional) — Optional sub-space ID for further scoping inside the workspace.

## Response

### 204

Task deleted.

## Examples

**SDK Code**

```python
import requests

url = "https://api.simplified.com/api/v1/pm/tasks/task_id"

headers = {"Authorization": "Api-Key  <apiKey>"}

response = requests.delete(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.simplified.com/api/v1/pm/tasks/task_id';
const options = {method: 'DELETE', headers: {Authorization: 'Api-Key  <apiKey>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.simplified.com/api/v1/pm/tasks/task_id"

	req, _ := http.NewRequest("DELETE", url, nil)

	req.Header.Add("Authorization", "Api-Key  <apiKey>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.simplified.com/api/v1/pm/tasks/task_id")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["Authorization"] = 'Api-Key  <apiKey>'

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.delete("https://api.simplified.com/api/v1/pm/tasks/task_id")
  .header("Authorization", "Api-Key  <apiKey>")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('DELETE', 'https://api.simplified.com/api/v1/pm/tasks/task_id', [
  'headers' => [
    'Authorization' => 'Api-Key  <apiKey>',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.simplified.com/api/v1/pm/tasks/task_id");
var request = new RestRequest(Method.DELETE);
request.AddHeader("Authorization", "Api-Key  <apiKey>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Api-Key  <apiKey>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.simplified.com/api/v1/pm/tasks/task_id")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "DELETE"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```