curl --request POST \
  --url https://reservation.nks.europe-west4.nscale.com/api/v2/placements \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "metadata": {
    "name": "training-workers",
    "description": "Host placement for a training job",
    "tags": [
      {
        "name": "workload",
        "value": "training"
      }
    ]
  },
  "spec": {
    "reservationId": "a64f9269-36e0-4312-b8d1-52d93d569b7b",
    "networkId": "61f0ad85-3001-41cb-824a-e6a047668dfe",
    "serverSpec": {
      "imageId": "ubuntu-24.04",
      "sshCertificateAuthorityId": "00de8f3c-77d6-424a-93c3-baf9153c7f21",
      "networking": {
        "securityGroups": [
          "7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0"
        ]
      }
    },
    "count": 8,
    "constraints": {
      "policy": "spread",
      "maxSkew": 1,
      "minDomains": 3,
      "whenUnsatisfiable": "fail"
    }
  }
}
'

import requests

url = "https://reservation.nks.europe-west4.nscale.com/api/v2/placements"

payload = {
    "metadata": {
        "name": "training-workers",
        "description": "Host placement for a training job",
        "tags": [
            {
                "name": "workload",
                "value": "training"
            }
        ]
    },
    "spec": {
        "reservationId": "a64f9269-36e0-4312-b8d1-52d93d569b7b",
        "networkId": "61f0ad85-3001-41cb-824a-e6a047668dfe",
        "serverSpec": {
            "imageId": "ubuntu-24.04",
            "sshCertificateAuthorityId": "00de8f3c-77d6-424a-93c3-baf9153c7f21",
            "networking": { "securityGroups": ["7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0"] }
        },
        "count": 8,
        "constraints": {
            "policy": "spread",
            "maxSkew": 1,
            "minDomains": 3,
            "whenUnsatisfiable": "fail"
        }
    }
}
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({
    metadata: {
      name: 'training-workers',
      description: 'Host placement for a training job',
      tags: [{name: 'workload', value: 'training'}]
    },
    spec: {
      reservationId: 'a64f9269-36e0-4312-b8d1-52d93d569b7b',
      networkId: '61f0ad85-3001-41cb-824a-e6a047668dfe',
      serverSpec: {
        imageId: 'ubuntu-24.04',
        sshCertificateAuthorityId: '00de8f3c-77d6-424a-93c3-baf9153c7f21',
        networking: {securityGroups: ['7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0']}
      },
      count: 8,
      constraints: {policy: 'spread', maxSkew: 1, minDomains: 3, whenUnsatisfiable: 'fail'}
    }
  })
};

fetch('https://reservation.nks.europe-west4.nscale.com/api/v2/placements', 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://reservation.nks.europe-west4.nscale.com/api/v2/placements",
  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([
    'metadata' => [
        'name' => 'training-workers',
        'description' => 'Host placement for a training job',
        'tags' => [
                [
                                'name' => 'workload',
                                'value' => 'training'
                ]
        ]
    ],
    'spec' => [
        'reservationId' => 'a64f9269-36e0-4312-b8d1-52d93d569b7b',
        'networkId' => '61f0ad85-3001-41cb-824a-e6a047668dfe',
        'serverSpec' => [
                'imageId' => 'ubuntu-24.04',
                'sshCertificateAuthorityId' => '00de8f3c-77d6-424a-93c3-baf9153c7f21',
                'networking' => [
                                'securityGroups' => [
                                                                '7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0'
                                ]
                ]
        ],
        'count' => 8,
        'constraints' => [
                'policy' => 'spread',
                'maxSkew' => 1,
                'minDomains' => 3,
                'whenUnsatisfiable' => 'fail'
        ]
    ]
  ]),
  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://reservation.nks.europe-west4.nscale.com/api/v2/placements"

	payload := strings.NewReader("{\n  \"metadata\": {\n    \"name\": \"training-workers\",\n    \"description\": \"Host placement for a training job\",\n    \"tags\": [\n      {\n        \"name\": \"workload\",\n        \"value\": \"training\"\n      }\n    ]\n  },\n  \"spec\": {\n    \"reservationId\": \"a64f9269-36e0-4312-b8d1-52d93d569b7b\",\n    \"networkId\": \"61f0ad85-3001-41cb-824a-e6a047668dfe\",\n    \"serverSpec\": {\n      \"imageId\": \"ubuntu-24.04\",\n      \"sshCertificateAuthorityId\": \"00de8f3c-77d6-424a-93c3-baf9153c7f21\",\n      \"networking\": {\n        \"securityGroups\": [\n          \"7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0\"\n        ]\n      }\n    },\n    \"count\": 8,\n    \"constraints\": {\n      \"policy\": \"spread\",\n      \"maxSkew\": 1,\n      \"minDomains\": 3,\n      \"whenUnsatisfiable\": \"fail\"\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://reservation.nks.europe-west4.nscale.com/api/v2/placements")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"metadata\": {\n    \"name\": \"training-workers\",\n    \"description\": \"Host placement for a training job\",\n    \"tags\": [\n      {\n        \"name\": \"workload\",\n        \"value\": \"training\"\n      }\n    ]\n  },\n  \"spec\": {\n    \"reservationId\": \"a64f9269-36e0-4312-b8d1-52d93d569b7b\",\n    \"networkId\": \"61f0ad85-3001-41cb-824a-e6a047668dfe\",\n    \"serverSpec\": {\n      \"imageId\": \"ubuntu-24.04\",\n      \"sshCertificateAuthorityId\": \"00de8f3c-77d6-424a-93c3-baf9153c7f21\",\n      \"networking\": {\n        \"securityGroups\": [\n          \"7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0\"\n        ]\n      }\n    },\n    \"count\": 8,\n    \"constraints\": {\n      \"policy\": \"spread\",\n      \"maxSkew\": 1,\n      \"minDomains\": 3,\n      \"whenUnsatisfiable\": \"fail\"\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://reservation.nks.europe-west4.nscale.com/api/v2/placements")

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  \"metadata\": {\n    \"name\": \"training-workers\",\n    \"description\": \"Host placement for a training job\",\n    \"tags\": [\n      {\n        \"name\": \"workload\",\n        \"value\": \"training\"\n      }\n    ]\n  },\n  \"spec\": {\n    \"reservationId\": \"a64f9269-36e0-4312-b8d1-52d93d569b7b\",\n    \"networkId\": \"61f0ad85-3001-41cb-824a-e6a047668dfe\",\n    \"serverSpec\": {\n      \"imageId\": \"ubuntu-24.04\",\n      \"sshCertificateAuthorityId\": \"00de8f3c-77d6-424a-93c3-baf9153c7f21\",\n      \"networking\": {\n        \"securityGroups\": [\n          \"7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0\"\n        ]\n      }\n    },\n    \"count\": 8,\n    \"constraints\": {\n      \"policy\": \"spread\",\n      \"maxSkew\": 1,\n      \"minDomains\": 3,\n      \"whenUnsatisfiable\": \"fail\"\n    }\n  }\n}"

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

{
  "metadata": {
    "id": "b8ce034e-fccb-4d6c-a0e0-af3e3f346715",
    "name": "training-workers",
    "organizationId": "9a8c6370-4065-4d4a-9da0-7678df40cd9d",
    "projectId": "e36c058a-8eba-4f5b-91f4-f6ffb983795c",
    "creationTime": "2026-04-28T11:03:12Z",
    "createdBy": "john.doe@example.com",
    "provisioningStatus": "pending",
    "healthStatus": "healthy",
    "tags": [
      {
        "name": "workload",
        "value": "training"
      }
    ]
  },
  "spec": {
    "count": 8,
    "serverSpec": {
      "imageId": "ubuntu-24.04",
      "sshCertificateAuthorityId": "00de8f3c-77d6-424a-93c3-baf9153c7f21",
      "networking": {
        "securityGroups": [
          "7ddfdbf0-bdbf-4630-9220-f1e6876f2dd0"
        ]
      }
    },
    "constraints": {
      "policy": "spread",
      "maxSkew": 1,
      "minDomains": 3,
      "whenUnsatisfiable": "fail"
    }
  },
  "status": {
    "regionId": "c7568e2d-f9ab-453d-9a3a-51375f78426b",
    "reservationId": "a64f9269-36e0-4312-b8d1-52d93d569b7b",
    "networkId": "61f0ad85-3001-41cb-824a-e6a047668dfe",
    "readyHostCount": 0
  }
}

{
  "error": "invalid_request",
  "error_description": "request body invalid",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}

{
  "error": "access_denied",
  "error_description": "authentication failed",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}

{
  "error": "forbidden",
  "error_description": "user credentials do not have the required privileges",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}

{
  "error": "not_found",
  "error_description": "the requested resource does not exist",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}

{
  "error": "conflict",
  "error_description": "a resource with the same name already exists",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}

{
  "error": "server_error",
  "error_description": "failed to token claim",
  "trace_id": "57bc14d9bd461f0b5a72db830149b67a"
}