# Get Price - DescribeUMemPrice

## Overview

Get UMem Instance Price Information






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `DescribeUMemPrice`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.genesissai.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **Zone** | string | Availability Zone. See [Availability Zone List](/docs/api/summary/regionlist) |**Yes**|
| **ProjectId** | string | Project ID. If not filled in, the default project is used, sub-accounts must be filled in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |**Yes**|
| **Size** | int | Purchase UMem size, unit: GB, range [1\~1024] |**Yes**|
| **Type** | string | Space Type: single (no hot backup), double (hot backup) (default: double) |**Yes**|
| **ChargeType** | string | Year, Month, Dynamic. If not specified, all three billing methods will be obtained at once. |No|
| **Quantity** | int | The duration of purchasing UMem, the default value is 1. |No|
| **HighPerformance** | boolean | Whether the instance type is performance-enhanced. The default is false, or not filled in, true is performance-enhanced. |No|
| **BlockCnt** | int | UMem shard number |No|
| **ProxySize** | int | UMem Proxy CPU Core Count |No|
| **UlbMode** | string | UMem distributed proxy type, default is false, true is load balancing proxy |No|
| **ClusterMode** | string | Database type, RWMode is read-write separation |No|
| **ProxyCnt** | int | UMem proxy number |No|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|
| **DataSet** | array[[*UMemPriceSet*](#umempriceset)] | Price Parameters see UMemPriceSet |No|

#### Data Model


#### UMemPriceSet

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **ChargeType** | string | Yearly, Monthly, Dynamic, Trial |No|
| **Price** | int | Current Price |No|
| **OriginalPrice** | int | Original Price |No|

## Example

### Request Example
    
```
https://api.genesissai.com/?Action=DescribeUMemPrice
&Region=cn-bj2
&Zone=cn-bj2-04
&Size=3
&Type=single
&RegionFlag=false
&HighPerformance=true
&BlockCnt=4
&ProxySize=7
&UlbMode=DDlgHEnz
&ClusterMode=OkmSpOnn
&ProxyCnt=5
```

### Response Example
    
```json
{
  "Action": "DescribeUMemPriceResponse",
  "DataSet": [
    {
      "ChargeType": "Year",
      "ListPrice": 120000,
      "OriginalPrice": 120000,
      "Price": 120000
    },
    {
      "ChargeType": "Month",
      "ListPrice": 12000,
      "OriginalPrice": 12000,
      "Price": 12000
    },
    {
      "ChargeType": "Dynamic",
      "ListPrice": 24,
      "OriginalPrice": 24,
      "Price": 24
    }
  ],
  "RetCode": 0
}
```