> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/api-reference/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.console.zenlayer.com/api-reference/compute/vm/disk/inquirypricecreatedisks.md).

# InquiryPriceCreateDisks

## 1. API Description

This API (InquiryPriceCreateDisks) is used to query the price of creating a disk.

{% hint style="info" %} <mark style="color:blue;">**Note**</mark>

* <mark style="color:blue;">Only operations on data disks are supported.</mark>
* <mark style="color:blue;">For a</mark> <mark style="color:blue;">`PREPAID`</mark> <mark style="color:blue;">disk, call this API to query the subscription price; for a</mark> <mark style="color:blue;">`POSTPAID`</mark> <mark style="color:blue;">disk, query the pay-as-you-go price. If you need to purchase specified disks, please contact Zenlayer Support.</mark>
  {% endhint %}

## 2. Input Parameters

The following request parameter list only provides API request parameters.

| Parameter Name | Required | Type                                                                      | Description                                                                                                                                         |
| -------------- | -------- | ------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------- |
| zoneId         | Yes      | String                                                                    | <p>ID of zone to which the disk belongs.</p><p>Call DescribeZones to obtain.</p>                                                                    |
| diskSize       | Yes      | Integer                                                                   | <p>Storage space.</p><p>Unit: GB.</p><p>Value range: \[20, 20000]</p>                                                                               |
| chargeType     | Yes      | [ChargeType](/api-reference/compute/vm/datastructure.md#chargetype)       | <p>Cloud disk pricing model.</p><p>PREPAID: subscription</p><p>POSTPAID: pay-as-you-go</p>                                                          |
| diskAmount     | No       | Integer                                                                   | <p>Quantity of cloud disks.</p><p>Minimum value: 1 (default value);</p><p>Maximum value: 50.</p><p>Value range: \[1, 50]</p><p>Default value: 1</p> |
| chargePrepaid  | No       | [ChargePrepaid](/api-reference/compute/vm/datastructure.md#chargeprepaid) | Details of the monthly subscription, including the purchase period, auto-renewal. It is required if the chargeType is PREPAID.                      |
| diskCategory   | No       | String                                                                    | <p>Disk type.Standard Disk: Hard Disk DriveSSD: Solid State Drive</p><p>Default value: SSD</p>                                                      |

## 3. Output Parameters

| Parameter Name | Type                                                              | Description                                                                                                           |
| -------------- | ----------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------- |
| requestId      | String                                                            | <p>The unique request ID, which is returned for each request.</p><p>RequestId is required for locating a problem.</p> |
| dataDiskPrice  | [PriceItem](/api-reference/compute/vm/datastructure.md#priceitem) | Price of a disk.                                                                                                      |

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**Query the price of creating a disk.**

```json
POST /api/v2/vm HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: InquiryPriceCreateDisks
<Common Request Params>

Request:
{
  "zoneId": "HKG-A",
  "diskSize": 2000,
  "chargeType": "PREPAID",
  "chargePrepaid": {
    "period": 1,
    "periodUnit": "Month"
  }
}

Response:
{
  "requestId": "TF84F83D3-8F9B-4F49-952E-A7278F7C1183",
  "response": {
    "dataDiskPrice": {
      "discount": 100.0,
      "discountPrice": 2000.0,
      "originalPrice": 2000.0,
      "unitPrice": null,
      "discountUnitPrice": null,
      "chargeUnit": null,
      "stepPrices": null
    },
    "requestId": "TF84F83D3-8F9B-4F49-952E-A7278F7C1183"
  }
}
```

{% endtab %}
{% endtabs %}

## 5. Developer Resources

Zenlayer Cloud API 2.0 integrates [SDKs](/api-reference/api-introduction/toolkit/api-sdk.md)，to make it easier for you to call APIs. More programming languages will be supported.

## 6. Error Codes

The following only lists the error codes related to the API business logic. For other error codes, see [Common Error Codes](/api-reference/api-introduction/instruction/commonerrorcode.md).

| HTTP Status Code | Error Code | Description |
| ---------------- | ---------- | ----------- |