> 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/zec/instance/describeinstancesstatus.md).

# DescribeInstancesStatus

## 1. API Description

This API (DescribeInstancesStatus) is used to query the current running status of one or more elastic compute instances. You can filter by instance ID list or resource group. Supports pagination.

## 2. Input Parameters

The following request parameter list only provides API request parameters.

| Parameter Name  | Required | Type            | Description                                                                                                                                                         |
| --------------- | -------- | --------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| instanceIds     | No       | Array of String | <p>Instance IDs.</p><p>You can query up to 100 instances in each request. If the value is empty, return status of instances in one page, that is 20 by default.</p> |
| pageSize        | No       | Integer         | <p>Number of items in the current page result.</p><p>Default value: 20;</p><p>Maximum value: 1000.</p>                                                              |
| pageNum         | No       | Integer         | <p>Number of pages returned.</p><p>Default value: 1</p>                                                                                                             |
| resourceGroupId | No       | String          | Resource Group ID.                                                                                                                                                  |

## 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> |
| totalCount     | Integer                                                                               | Quantity of eligible instances.                                                                                       |
| dataSet        | Array of [InstanceStatus](/api-reference/compute/zec/datastructure.md#instancestatus) | Status list of instances.                                                                                             |

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**Query status of instances.**

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

Request:
{}

Response:
{
    "requestId":"TDD2B967A-10DD-4876-939D-E5C637F768DE",
    "dataSet":[
        {
            "instanceId":"instanceId1",
            "instanceStatus":"RUNNING"
        },
        {
            "instanceId":"instanceId2",
            "instanceStatus":"STOPPED"
        },
        {
            "instanceId":"instanceId3",
            "instanceStatus":"RUNNING"
            
        }
    ],
    "totalCount":3
}
```

{% 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 |
| ---------------- | ---------- | ----------- |