---
title: "Get topic"
slug: "datastream-gettopicid"
updated: 2026-09-17T09:47:59Z
published: 2026-09-17T09:47:59Z
canonical: "api.ncloud-docs.com/datastream-gettopicid"
---

> ## 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.

# Get topic

Available in VPC

Get topic details.

## Request

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

| Method | URI |
| --- | --- |
| GET | /api/v1/topics/{topicId} |

### Request headers

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

### Request path parameters

You can use the following path parameters with your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `topicId` | String | Required | Topic ID - See [Get topic list](/docs/en/datastream-gettopic#list). |

### Request example

The request example is as follows:

```
curl --location --request GET 'https://datastream.apigw.ntruss.com/api/v1/topics/mgNWA*****' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}'
```

## Response

This section describes the response format.

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `topicId` | String | - | Topic ID |
| `topicName` | String | - | Topic name |
| `description` | String | - | Topic description |
| `partitions` | Number | - | Number of topic partitions |
| `retentionMs` | Number | - | Topic partition message retention period (millisecond) |
| `status` | String | - | Topic status - `CREATING` \| `CREATED` \| `PENDING_DELETION` \| `DELETE_ERROR` \| `DELETED` \| `UNKNOWN` - `CREATING`: Creating topic - `CREATED`: Topic creation complete (enabled) - `PENDING_DELETION`: Pending deletion - `DELETE_ERROR`: Deletion error - `DELETED`: Deletion complete - `UNKNOWN`: Unknown |
| `tcpEndpoint` | String | - | TCP endpoint |
| `createdDate` | String | - | Topic creation date and time - ISO 8601 format - `YYYY-MM-DDThh:mm:ssZ` |
| `updatedDate` | String | - | Topic modification date and time - ISO 8601 format - `YYYY-MM-DDThh:mm:ssZ` |

### Response status codes

For information about the HTTP status codes common to all Data Stream APIs, see [Data Stream response status codes](/docs/en/datastream-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:

```
{
    "topicId": "mgNWA*****",
    "topicName": "h4j6l-ds001",
    "description": "Data Stream Topic",
    "partitions": 3,
    "retentionMs": 86400000,
    "status": "CREATED",
    "tcpEndpoint": "cluster-1.datastream.naverncp.com:30010",
    "createdDate": "2025-05-22T10:25:19Z",
    "updatedDate": "2025-05-22T14:14:41Z"
}
```