Queries the devices of a group.


Each Alibaba Cloud account can run a maximum of 5 queries per second (QPS).

Note RAM users of an Alibaba Cloud account share the quota of the account.


Alibaba Cloud provides OpenAPI Explorer to simplify API usage. OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes QueryDeviceListByDeviceGroup

The operation that you want to perform. Set the value to QueryDeviceListByDeviceGroup.

GroupId String Yes 7DIgqIl1Ijnh****

The ID of the group. The ID is the globally unique identifier (GUID) for the group.

IotInstanceId String No iot_instc_pu****_c*-v64********

The ID of the instance. You can view the instance ID on the Overview page in the IoT Platform console.

  • If your instance has an ID, you must configure this parameter. If you do not set this parameter, the call fails.
  • If your instance has no Overview page or ID, you do not need to set this parameter.

For more information, see Overview.

PageSize Integer No 10

The number of entries to return on each page.

CurrentPage Integer No 1

The number of the page to return.

In addition to the preceding operation-specific request parameters, you must specify common request parameters when you call this operation. For more information, see Common request parameters.

Response parameters

Parameter Type Example Description
Code String iot.system.SystemException

The error code returned if the call fails. For more information, see Error codes.

Data Array of SimpleDeviceInfo

The device list information returned if the call succeeds. For more information, see the following SimpleDeviceInfo parameter.

DeviceName String ios_1207_08

The name of each device.

IotId String TfmUAeJjQQhCPH84UVNn0010c6****

The ID of the device. The ID is the unique identifier that is issued by IoT Platform to the device.

ProductKey String a1hWjHD****

The ProductKey of the product to which the device belongs.

ProductName String WIFIdevice

The ProductName of the product to which the device belongs.

ErrorMessage String A system exception occurred.

The error message returned if the call fails.

Page Integer 1

The number of the returned page.

PageCount Integer 1

The total number of pages.

PageSize Integer 10

The number of entries returned per page.

RequestId String B1A921D9-1061-4D45-9F12-EA6B0FDEDE30

The ID of the request.

Success Boolean true

Indicates whether the call was successful.

  • true: The call was successful.
  • false: The call failed.
Total Integer 3

The total number of devices.


Sample requests

&<Common request parameters>

Sample success responses

XML format


JSON format

  "PageCount": 1,
  "Data": {
    "SimpleDeviceInfo": [
        "DeviceName": "ios_1207_08",
        "ProductKey": "a1hWjHD****",
        "ProductName": "WIFIdevice",
        "IotId": "TfmUAeJjQQhCPH84UVNn0010c6****"
        "DeviceName": "ios_1207_07",
        "ProductKey": "a1hWjHD****",
        "ProductName": "WIFIgateway",
        "IotId": "wVPeAksaboXBlRgvZNHQ001031****"
        "DeviceName": "E1IPK25iL4CTOwnuI2yt",
        "ProductKey": "a1mV8bK****",
        "ProductName": "yanlv",
        "IotId": "E1IPK25iL4CTOwnuI2yt001059****"
  "PageSize": 10,
  "Page": 1,
  "RequestId": "B1A921D9-1061-4D45-9F12-EA6B0FDEDE30",
  "Success": true,
  "Total": 3

Error codes

For a list of error codes, visit the API Error Center.