curl --request POST \
  --url https://api.sendkit.dev/segments \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "VIP Customers",
  "match_type": "all",
  "filters": {
    "groups": [
      {
        "conditions": [
          {
            "field": "<string>",
            "value": "<string>",
            "property_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
          }
        ]
      }
    ]
  }
}
'

import requests

url = "https://api.sendkit.dev/segments"

payload = {
    "name": "VIP Customers",
    "match_type": "all",
    "filters": { "groups": [{ "conditions": [
                    {
                        "field": "<string>",
                        "value": "<string>",
                        "property_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
                    }
                ] }] }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'VIP Customers',
    match_type: 'all',
    filters: {
      groups: [
        {
          conditions: [
            {
              field: '<string>',
              value: '<string>',
              property_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
            }
          ]
        }
      ]
    }
  })
};

fetch('https://api.sendkit.dev/segments', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.sendkit.dev/segments",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'name' => 'VIP Customers',
    'match_type' => 'all',
    'filters' => [
        'groups' => [
                [
                                'conditions' => [
                                                                [
                                                                                                                                'field' => '<string>',
                                                                                                                                'value' => '<string>',
                                                                                                                                'property_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
                                                                ]
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.sendkit.dev/segments"

	payload := strings.NewReader("{\n  \"name\": \"VIP Customers\",\n  \"match_type\": \"all\",\n  \"filters\": {\n    \"groups\": [\n      {\n        \"conditions\": [\n          {\n            \"field\": \"<string>\",\n            \"value\": \"<string>\",\n            \"property_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          }\n        ]\n      }\n    ]\n  }\n}")

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

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.sendkit.dev/segments")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"VIP Customers\",\n  \"match_type\": \"all\",\n  \"filters\": {\n    \"groups\": [\n      {\n        \"conditions\": [\n          {\n            \"field\": \"<string>\",\n            \"value\": \"<string>\",\n            \"property_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          }\n        ]\n      }\n    ]\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sendkit.dev/segments")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"VIP Customers\",\n  \"match_type\": \"all\",\n  \"filters\": {\n    \"groups\": [\n      {\n        \"conditions\": [\n          {\n            \"field\": \"<string>\",\n            \"value\": \"<string>\",\n            \"property_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          }\n        ]\n      }\n    ]\n  }\n}"

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

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "name": "VIP Customers",
  "match_type": "all",
  "filters": {
    "groups": [
      {
        "match_type": "all",
        "conditions": [
          {
            "field": "email",
            "type": "reserved",
            "operator": "contains",
            "value": "@example.com",
            "property_id": null
          }
        ]
      }
    ]
  },
  "created_at": "2026-03-03 10:00:00",
  "updated_at": "2026-03-03 10:00:00"
}

{
  "message": "Invalid API key."
}

{
  "message": "The email field is required."
}