curl --request POST \
  --url https://api.gcore.com/cloud/v2/pricing/{project_id}/{region_id}/instances \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "flavor": "g1-standard-1-2",
  "interfaces": [
    {
      "floating_ip": {
        "source": "new"
      },
      "network_id": "ddc28e44-2acb-499b-985b-831f29432e1c",
      "subnet_id": "2731a56e-a5c9-44be-80c2-02c57c594573",
      "type": "subnet"
    },
    {
      "floating_ip": {
        "existing_floating_id": "57be69f6-6f6a-4f03-a4ad-8eb86c69ec0a",
        "source": "existing"
      },
      "network_id": "53609647-2619-420a-b046-59905c8e3370",
      "subnet_id": "e3c6ee77-48cb-416b-b204-11b492cc776e3",
      "type": "subnet"
    },
    {
      "network_id": "783b36b4-3ef4-48ac-879d-5b3ea53180d8",
      "subnet_id": "382a83e5-1b38-49f9-bd83-730353b29ed4",
      "type": "subnet"
    },
    {
      "network_id": "783b36b4-3ef4-48ac-879d-5b3ea53180d8",
      "type": "any_subnet"
    },
    {
      "type": "external"
    }
  ],
  "names": [
    "my-instance-1"
  ],
  "volumes": [
    {
      "size": 10,
      "source": "image",
      "type_name": "ssd_hiiops"
    },
    {
      "size": 5,
      "source": "new-volume",
      "type_name": "standard"
    },
    {
      "snapshot_id": "7cca40d7-a843-4e9f-ae08-62b9a394b1ab",
      "source": "snapshot"
    }
  ]
}'

{
  "currency_code": "USD",
  "discount_percent": "10.50",
  "per_gb": {
    "egress_traffic_baremetal": 1.3
  },
  "per_hour": {
    "external_ip": 0.02,
    "flavor": 0.8,
    "floating_ip": 0.05,
    "volumes": {
      "cold": 0.1083,
      "ssd_hiiops": 0.0278,
      "standard": 0.0139
    }
  },
  "per_month": {
    "external_ip": 14.4,
    "flavor": 576,
    "floating_ip": 36,
    "volumes": {
      "cold": 78,
      "ssd_hiiops": 20,
      "standard": 10
    }
  },
  "price_status": "show",
  "price_without_discount_per_month": 123,
  "total_price_per_hour": 123,
  "total_price_per_month": 123,
  "vm_count": 1
}