curl --request GET \
  --url https://{host}/v1/process/market-partners/{key}/partin \
  --header 'X-API-Key: <api-key>'

import requests

url = "https://{host}/v1/process/market-partners/{key}/partin"

headers = {"X-API-Key": "<api-key>"}

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

print(response.text)

const options = {method: 'GET', headers: {'X-API-Key': '<api-key>'}};

fetch('https://{host}/v1/process/market-partners/{key}/partin', 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://{host}/v1/process/market-partners/{key}/partin",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "X-API-Key: <api-key>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://{host}/v1/process/market-partners/{key}/partin"

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

	req.Header.Add("X-API-Key", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://{host}/v1/process/market-partners/{key}/partin")
  .header("X-API-Key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{host}/v1/process/market-partners/{key}/partin")

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

request = Net::HTTP::Get.new(url)
request["X-API-Key"] = '<api-key>'

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

{
  "lookback_days": 90,
  "mp_id": "9900146000008",
  "name": "Stadtwerke Dreieich GmbH",
  "queried": {
    "key": "9900146000008",
    "resolved_by": "mp_id"
  },
  "received": [
    {
      "company": {
        "hausnummer": "24",
        "land": "DE",
        "mp_id": "",
        "name": "Stadtwerke Dreieich GmbH",
        "ort": "Dreieich",
        "plz": "63303",
        "strasse": "Eisenbahnstraße"
      },
      "contacts": [
        {
          "emails": [
            "mako@stadtwerke-dreieich.de"
          ],
          "faxe": [],
          "name": "Marktkommunikation",
          "rolle": "Z21",
          "telefone": [
            "+4961031234"
          ]
        }
      ],
      "created_at": "202608251518+00",
      "date": "2026-08-25T15:20:11+02:00",
      "document_number": "d1f853bc1eb09c3d",
      "pruefidentifikator": "37001",
      "receiver_mp_id": "9985803000004",
      "reference": "4A0669ECFCE8F1",
      "sender_mp_id": "9900146000008",
      "vat_id": "DE123456789",
      "version": "1",
      "website": "www.stadtwerke-dreieich.de"
    }
  ],
  "sent": [
    {
      "date": "2026-08-25T15:15:07+02:00",
      "reference": "460669ECFCE8F8"
    }
  ],
  "window": {
    "begin": "2026-05-30T15:00:00",
    "end": "2026-08-28T15:00:00"
  }
}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "input": "<unknown>",
      "ctx": {}
    }
  ]
}