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API Gateway:DescribeModels

Last Updated:Mar 16, 2026

Queries the created models of an API group.

Operation description

  • Fuzzy queries are supported.

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Test

RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

apigateway:DescribeModels

get

*ApiGroup

acs:apigateway:{#regionId}:{#accountId}:apigroup/{#GroupId}

None None

Request parameters

Parameter

Type

Required

Description

Example

GroupId

string

Yes

The ID of the API group.

30e792398d6c4569b04c0e53a3494381

ModelName

string

No

The name of the model.

Test

PageSize

integer

No

The number of entries to return on each page. Maximum value: 100. Default value: 10.

10

PageNumber

integer

No

The number of the page to return. Pages start from page 1. Default value: 1.

1

ModelId

string

No

The ID of the model.

123

Tag

array<object>

No

The tag of objects that match the rule. You can specify multiple tags.

object

No

Key

string

No

The tag key.

key

Value

string

No

The tag value.

value

Response elements

Element

Type

Description

Example

object

PageNumber

integer

The page number of the page to return.

1

RequestId

string

The request ID.

40306469-2FB5-417A-B723-AF1F4A4FA204

PageSize

integer

The number of entries per page.

10

TotalCount

integer

The total number of returned entries.

1

ModelDetails

object

ModelDetail

array<object>

The returned information about models. It is an array consisting of ModelDetail data.

array<object>

ModifiedTime

string

The time when the model was last modified.

2019-01-29T11:07:48Z

GroupId

string

The ID of the API group to which the model belongs.

30e792398d6c4569b04c0e53a3494381

Description

string

The description of the model definition.

Model Description

Schema

string

The definition of the model.

{\"type\":\"object\",\"properties\":{\"id\":{\"format\":\"int64\",\"maximum\":100,\"exclusiveMaximum\":true,\"type\":\"integer\"},\"name\":{\"maxLength\":10,\"type\":\"string\"}}}

ModelName

string

The name of the model.

Test

CreatedTime

string

The time when the model was created.

2019-01-29T11:07:48Z

ModelId

string

The ID of the model.

766c0b9538a04bdf974953b5576783ba

ModelRef

string

The URI of the model.

https://apigateway.aliyun.com/models/30e792398d6c4569b04c0e53a3494381/766c0b9538a04bdf974953b5576783ba

Tags

object

TagInfo

array<object>

The tags of the model.

object

Key

string

The tag key.

ENV

Value

string

The tag value.

ST4

Examples

Success response

JSON format

{
  "PageNumber": 1,
  "RequestId": "40306469-2FB5-417A-B723-AF1F4A4FA204",
  "PageSize": 10,
  "TotalCount": 1,
  "ModelDetails": {
    "ModelDetail": [
      {
        "ModifiedTime": "2019-01-29T11:07:48Z",
        "GroupId": "30e792398d6c4569b04c0e53a3494381",
        "Description": "Model Description",
        "Schema": "{\\\"type\\\":\\\"object\\\",\\\"properties\\\":{\\\"id\\\":{\\\"format\\\":\\\"int64\\\",\\\"maximum\\\":100,\\\"exclusiveMaximum\\\":true,\\\"type\\\":\\\"integer\\\"},\\\"name\\\":{\\\"maxLength\\\":10,\\\"type\\\":\\\"string\\\"}}}",
        "ModelName": "Test",
        "CreatedTime": "2019-01-29T11:07:48Z",
        "ModelId": "766c0b9538a04bdf974953b5576783ba",
        "ModelRef": "https://apigateway.aliyun.com/models/30e792398d6c4569b04c0e53a3494381/766c0b9538a04bdf974953b5576783ba",
        "Tags": {
          "TagInfo": [
            {
              "Key": "ENV",
              "Value": "ST4"
            }
          ]
        }
      }
    ]
  }
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.