# Create a new tag.

POST https://app.unleash-instance.example.com/api/admin/tags
Content-Type: application/json

Create a new tag with the specified data.

Reference: https://docs.getunleash.io/api/create-tag

## OpenAPI Specification

```yaml
openapi: 3.1.1
info:
  title: Create a new tag.
  version: endpoint_tags.createTag
paths:
  /api/admin/tags:
    post:
      operationId: create-tag
      summary: Create a new tag.
      description: Create a new tag with the specified data.
      tags:
        - - subpackage_tags
      parameters:
        - name: Authorization
          in: header
          description: Header authentication of the form `undefined <token>`
          required: true
          schema:
            type: string
      responses:
        '201':
          description: The resource was successfully created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/tagWithVersionSchema'
        '400':
          description: The request data does not match what we expect.
          content: {}
        '401':
          description: >-
            Authorization information is missing or invalid. Provide a valid API
            token as the `authorization` header, e.g.
            `authorization:*.*.my-admin-token`.
          content: {}
        '403':
          description: >-
            The provided user credentials are valid, but the user does not have
            the necessary permissions to perform this operation
          content: {}
        '409':
          description: >-
            The provided resource can not be created or updated because it would
            conflict with the current state of the resource or with an already
            existing resource, respectively.
          content: {}
        '415':
          description: >-
            The operation does not support request payloads of the provided
            type. Please ensure that you're using one of the listed payload
            types and that you have specified the right content type in the
            "content-type" header.
          content: {}
      requestBody:
        description: createTagSchema
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/createTagSchema'
components:
  schemas:
    createTagSchema:
      type: object
      properties:
        value:
          type: string
          description: >-
            The value of the tag. The value must be between 2 and 50 characters
            long. Leading and trailing whitespace is ignored and will be trimmed
            before saving the tag value.
        type:
          type: string
          description: >-
            The [type](https://docs.getunleash.io/concepts/feature-flags#tags)
            of the tag
        color:
          type:
            - string
            - 'null'
          description: The hexadecimal color code for the tag type.
      required:
        - value
        - type
    tagSchema:
      type: object
      properties:
        value:
          type: string
          description: The value of the tag.
        type:
          type: string
          description: >-
            The [type](https://docs.getunleash.io/concepts/feature-flags#tags)
            of the tag
        color:
          type:
            - string
            - 'null'
          description: The hexadecimal color code for the tag type.
      required:
        - value
        - type
    tagWithVersionSchema:
      type: object
      properties:
        version:
          type: integer
          description: The version of the schema used to model the tag.
        tag:
          $ref: '#/components/schemas/tagSchema'
      required:
        - version
        - tag

```

## SDK Code Examples

```python
import requests

url = "https://app.unleash-instance.example.com/api/admin/tags"

payload = {
    "value": "a-tag-value",
    "type": "simple"
}
headers = {
    "Authorization": "<apiKey>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://app.unleash-instance.example.com/api/admin/tags';
const options = {
  method: 'POST',
  headers: {Authorization: '<apiKey>', 'Content-Type': 'application/json'},
  body: '{"value":"a-tag-value","type":"simple"}'
};

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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://app.unleash-instance.example.com/api/admin/tags"

	payload := strings.NewReader("{\n  \"value\": \"a-tag-value\",\n  \"type\": \"simple\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<apiKey>")
	req.Header.Add("Content-Type", "application/json")

	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://app.unleash-instance.example.com/api/admin/tags")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<apiKey>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"value\": \"a-tag-value\",\n  \"type\": \"simple\"\n}"

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.post("https://app.unleash-instance.example.com/api/admin/tags")
  .header("Authorization", "<apiKey>")
  .header("Content-Type", "application/json")
  .body("{\n  \"value\": \"a-tag-value\",\n  \"type\": \"simple\"\n}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://app.unleash-instance.example.com/api/admin/tags', [
  'body' => '{
  "value": "a-tag-value",
  "type": "simple"
}',
  'headers' => [
    'Authorization' => '<apiKey>',
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://app.unleash-instance.example.com/api/admin/tags");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"value\": \"a-tag-value\",\n  \"type\": \"simple\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "<apiKey>",
  "Content-Type": "application/json"
]
let parameters = [
  "value": "a-tag-value",
  "type": "simple"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://app.unleash-instance.example.com/api/admin/tags")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

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()
```