---
title: "Create dataset"
slug: "ai-application-service-aitems-dataset-create"
tags: ["AiTEMS"]
updated: 2026-09-17T09:35:47Z
published: 2026-09-17T09:35:47Z
canonical: "api.ncloud-docs.com/ai-application-service-aitems-dataset-create"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Create dataset

Available in Classic and VPC

Create a new dataset to train the service.

              Note

              

To create a dataset, you must have a schema created. Create a schema first through the [Create schema API](/docs/en/ai-application-service-aitems-schema-create).

## Request

This section describes the request format. The method and URI are as follows:

| Method | URI |
| --- | --- |
| POST | /datasets |

### Request headers

For information about the headers common to all AiTEMS APIs, see [AiTEMS request headers](/docs/en/aitems-overview#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request body

You can include the following data in the body of your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `type` | String | Required | Dataset type - `user` \| `item` \| `interaction` - `user`: Data containing user information (age, gender, etc.) - `item`: Data with product-related information (price, release date, category, etc.) - `interaction`: Data that captures the history of interactions between users and products |
| `name` | String | Required | Dataset name - Enter 3-20 characters using a combination of English letters, numbers, and special characters "_" and "-". - The string must begin with an English letter. |
| `description` | String | Required | Dataset description - 0-100 characters |
| `schemaName` | String | Required | Dataset's schema name |
| `osInfo` | Object | Required | Information of Object Storage where the data file is stored |
| `osInfo.region` | String | Required | Region of Object Storage where the data file is stored - `KR` |
| `osInfo.bucket` | String | Required | Bucket name of Object Storage where the data file is stored |
| `osInfo.key` | String | Required | Path (prefix) of Object Storage where the data file is stored |

### Request example

The request example is as follows:

```
curl --location --request POST 'https://aitems.apigw.ntruss.com/api/v1/datasets' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}' \
--header 'Content-Type: application/json' \
--data '{
    "type": "item",
    "name": "item_dataset2",
    "description": "abc",
    "schemaName": "item_schema",
    "osInfo": {
        "region": "KR",
        "bucket": "aitems",
        "key": "bookmarks-items.csv"
    }
}'
```

## Response

This section describes the response format.

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `datasetId` | String | - | Dataset ID |
| `type` | String | - | Dataset type - `user` \| `item` \| `interaction` - `user`: Data containing user information (age, gender, etc.) - `item`: Data with product-related information (price, release date, category, etc.) - `interaction`: Data that captures the history of interactions between users and products |
| `name` | String | - | Dataset name |
| `description` | String | - | Dataset description |
| `schemaName` | String | - | Dataset schema name |
| `status` | String | - | Dataset status - `enable` \| `waiting` \| `processing` \| `upload_failed` \| `disable` \| `deleting` - `enable`: Training available - `waiting`, `processing`: Pending - `upload_failed`, `disable`, `deleting`: Upload failure |
| `osInfo` | Object | - | Information of Object Storage where the data file is stored |
| `osInfo.region` | String | - | Region of Object Storage where the data file is stored - `KR` |
| `osInfo.bucket` | String | - | Bucket name of Object Storage where the data file is stored |
| `osInfo.key` | String | - | Path (prefix) of Object Storage where the data file is stored |
| `connectedServices` | Array | - | Information about service using dataset: [connectedServices](/docs/en/ai-application-service-aitems-dataset-create#connectedServices) |
| `createdDate` | String | - | Dataset creation date and time |
| `updatedDate` | String | - | Last update date and time of the dataset |

#### `connectedServices`

The following describes `connectedServices`.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `serviceId` | String | - | Service ID |
| `name` | String | - | Service name |

### Response status codes

For information about the HTTP status codes common to all AiTEMS APIs, see [AiTEMS response status codes](/docs/en/aitems-overview#%EC%9D%91%EB%8B%B5%EC%83%81%ED%83%9C%EC%BD%94%EB%93%9C).

### Response example

The response example is as follows:

```
{
    "datasetId": "g8rf6******",
    "type": "item",
    "name": "item_dataset",
    "description": "abc",
    "schemaName": "LogInfo",
    "status": "waiting",
    "osInfo": {
        "region": "KR",
        "bucket": "bucket",
        "key": "bookmarks-items.csv"
    },
    "connectedServices": [],
    "createdDate": "2024-07-29T16:46:35.968",
    "updatedDate": "2024-07-29T16:46:35.968"
}
```