curl --request POST \
  --url https://api.monaco.com/v1/contacts/list \
  --header 'Content-Type: application/json' \
  --data '
{
  "filters": [
    {
      "condition": "contains",
      "field": "name",
      "value": "Acme"
    },
    {
      "condition": "is",
      "field": "status",
      "value": "active"
    }
  ],
  "page": 1,
  "page_size": 50,
  "sort": "-created_at",
  "include_custom_fields": true
}
'

import requests

url = "https://api.monaco.com/v1/contacts/list"

payload = {
    "filters": [
        {
            "condition": "contains",
            "field": "name",
            "value": "Acme"
        },
        {
            "condition": "is",
            "field": "status",
            "value": "active"
        }
    ],
    "page": 1,
    "page_size": 50,
    "sort": "-created_at",
    "include_custom_fields": True
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    filters: [
      {condition: 'contains', field: 'name', value: 'Acme'},
      {condition: 'is', field: 'status', value: 'active'}
    ],
    page: 1,
    page_size: 50,
    sort: '-created_at',
    include_custom_fields: true
  })
};

fetch('https://api.monaco.com/v1/contacts/list', 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.monaco.com/v1/contacts/list",
  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([
    'filters' => [
        [
                'condition' => 'contains',
                'field' => 'name',
                'value' => 'Acme'
        ],
        [
                'condition' => 'is',
                'field' => 'status',
                'value' => 'active'
        ]
    ],
    'page' => 1,
    'page_size' => 50,
    'sort' => '-created_at',
    'include_custom_fields' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "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.monaco.com/v1/contacts/list"

	payload := strings.NewReader("{\n  \"filters\": [\n    {\n      \"condition\": \"contains\",\n      \"field\": \"name\",\n      \"value\": \"Acme\"\n    },\n    {\n      \"condition\": \"is\",\n      \"field\": \"status\",\n      \"value\": \"active\"\n    }\n  ],\n  \"page\": 1,\n  \"page_size\": 50,\n  \"sort\": \"-created_at\",\n  \"include_custom_fields\": true\n}")

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

	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.monaco.com/v1/contacts/list")
  .header("Content-Type", "application/json")
  .body("{\n  \"filters\": [\n    {\n      \"condition\": \"contains\",\n      \"field\": \"name\",\n      \"value\": \"Acme\"\n    },\n    {\n      \"condition\": \"is\",\n      \"field\": \"status\",\n      \"value\": \"active\"\n    }\n  ],\n  \"page\": 1,\n  \"page_size\": 50,\n  \"sort\": \"-created_at\",\n  \"include_custom_fields\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.monaco.com/v1/contacts/list")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"filters\": [\n    {\n      \"condition\": \"contains\",\n      \"field\": \"name\",\n      \"value\": \"Acme\"\n    },\n    {\n      \"condition\": \"is\",\n      \"field\": \"status\",\n      \"value\": \"active\"\n    }\n  ],\n  \"page\": 1,\n  \"page_size\": 50,\n  \"sort\": \"-created_at\",\n  \"include_custom_fields\": true\n}"

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

{
  "data": [
    {
      "id": "con_abc123",
      "account_id": "acc_def456",
      "first_name": "Jane",
      "last_name": "Smith",
      "email": "jane@acme.com",
      "title": "VP of Engineering",
      "phone_number": "+1-555-123-4567",
      "linkedin_url": "https://linkedin.com/in/janesmith",
      "location": "San Francisco, CA",
      "source": "api",
      "do_not_contact": false,
      "notes": "Met at SaaStr 2025",
      "scoring": {
        "heat_score": "Hot"
      },
      "tags": [
        "Decision Maker"
      ],
      "created_at": "2025-06-15T10:30:00Z",
      "updated_at": "2025-06-16T10:30:00Z",
      "custom_field_1a2b3c4d-5e6f-4a7b-8c9d-0e1f2a3b4c5d": "buyer",
      "custom_field_2b3c4d5e-6f7a-4b8c-9d0e-1f2a3b4c5d6e": "2026-04-18"
    }
  ],
  "pagination": {
    "page": 1,
    "page_size": 50,
    "total_count": 87,
    "total_pages": 2
  },
  "meta": {
    "timestamp": "2026-04-21T12:00:00Z"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>"
  }
}