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Alibaba Cloud Model Studio:AddCategory

Last Updated:Oct 13, 2025

Creates a category in a specified workspace to classify and manage documents. Each workspace supports a maximum of 500 categories.

Operation description

  • You cannot create structured data tables using an API. You can create them on the Application Data page in the console. You can associate a knowledge base with ApsaraDB RDS to automatically synchronize structured data. For more information, see Knowledge base.

  • Before you call this operation, a RAM user must obtain database permissions for Alibaba Cloud Model Studio and join a workspace. The AliyunBailianDataFullAccess permission, which includes the sfm:AddCategory permission, is required. An Alibaba Cloud account can call this operation directly without authorization. Use the latest version of the Alibaba Cloud Model Studio SDK to call this operation.

  • This operation is not idempotent.

Throttling: Frequent calls to this operation are throttled. Do not make more than 5 calls per second. If a call is throttled, retry it later.

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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

sfm:AddCategory

create

*All Resource

*

None None

Request syntax

POST /{WorkspaceId}/datacenter/category/ HTTP/1.1

Request parameters

Parameter

Type

Required

Description

Example

WorkspaceId

string

Yes

The ID of the workspace where you want to add the category. For information about how to obtain the workspace ID, see How to use workspaces.

llm-3z7uw7fwz0vxxxx

CategoryName

string

Yes

The category name. The name must be 1 to 20 characters long. It can contain letters (including Chinese characters), digits, colons (:), underscores (_), periods (.), and hyphens (-).

产品清单

CategoryType

string

Yes

The category type. Only unstructured categories are supported. Valid value:

  • UNSTRUCTURED: unstructured data.

UNSTRUCTURED

ParentCategoryId

string

No

The ID of the parent category under which you want to create the new category. If you leave this parameter empty, a level-1 category is created.

cate_cdd11b1b79a74e8bbd675c356a91ee3xxxxxxxx

Response elements

Parameter

Type

Description

Example

object

The response schema.

Code

string

The error code.

success

Data

object

The data returned.

CategoryId

string

The category ID. Save this ID for subsequent API operations that involve this category.

cate_cdd11b1b79a74e8bbd675c356a91ee3xxxxxxxx

CategoryName

string

The category name.

类目名称

Message

string

The error message.

Requests throttling triggered.

RequestId

string

The request ID.

778C0B3B-xxxx-5FC1-A947-36EDD13606AB

Status

string

The status code returned.

200

Success

boolean

Indicates whether the call was successful. Valid values:

  • true: The call was successful.

  • false: The call failed.

true

Examples

Success response

JSON format

{
  "Code": "success",
  "Data": {
    "CategoryId": "cate_cdd11b1b79a74e8bbd675c356a91ee3xxxxxxxx",
    "CategoryName": "类目名称"
  },
  "Message": "Requests throttling triggered.",
  "RequestId": "778C0B3B-xxxx-5FC1-A947-36EDD13606AB",
  "Status": "200",
  "Success": true
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.