# Douyin XingTu kolId by sec_user_id (V2) API

> Returns Xingtu creator identifiers and basic profile metrics for a Douyin account using its secure user ID. It provides the Xingtu author ID, core user ID, and performance indicators.

Source: https://www.sandbase.ai/model/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id
API reference: https://www.sandbase.ai/model/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id`
- Price: $0.003 per call
- Free allowance: 100 calls per organization per UTC day, shared across eligible APIs
- Capabilities: api, douyin
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `sec_user_id` | string | yes |  |

## FAQ

### How do I use the Douyin XingTu kolId by sec_user_id (V2) API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

### How much does the Douyin XingTu kolId by sec_user_id (V2) API cost?

$0.003 per call. Every organization gets 100 free calls per UTC day, shared across eligible SandBase APIs including this one; after that each call is billed at this price from your SandBase balance. There is no subscription.

### What parameters does the Douyin XingTu kolId by sec_user_id (V2) API accept?

Required: sec_user_id (string). The Parameters table and the Playground on this page list every field.

### What does the Douyin XingTu kolId by sec_user_id (V2) API return?

A JSON response returned in the same HTTP request (synchronous). The README on this page includes a sample response.

### Do I need a Douyin developer account or API key?

No. Douyin XingTu kolId by sec_user_id (V2) runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Douyin API access separately.

## README

### Douyin XingTu kolId by sec_user_id (V2) API

Look up Xingtu creator profile IDs and baseline metrics by supplying a Douyin `sec_user_id`.

#### Use cases

- Map standard Douyin accounts to their corresponding Xingtu creator IDs.
- Retrieve core author identifiers for influencer campaign workflows.
- Inspect completion rate performance metrics and profile tags for creators.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-sec-user-id" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"sec_user_id": "MS4wLjABAAAAr52fXcfmzqOZJM_smap9Uuxtm16h8BupkCVaCt89BENq3E91mHCvtz5Z5TkXPHq_"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `sec_user_id` | string | Yes | Douyin user sec_user_id, obtainable from Douyin user-profile endpoints |

#### Example response

Real response for the request above, trimmed to the main fields. User names and long IDs are masked.

```json
{
  "core_user_id": "3635433641882579",
  "finish_rate_ovr": 0.8384,
  "id": "7452669161240526898",
  "nick_name": "<user>",
  "tag": "时尚"
}
```

#### Notes

- Supply `sec_user_id`, which is obtainable from Douyin user profile endpoints.

#### Related APIs

- [Douyin Xingtu Author Audience Distribution](/model/douyin/xingtu-v2/author-audience-distribution): Returns audience profile distribution metrics for a specified Xingtu creator based on creator ID and link type, with selectable platform source and channel opt…
- [Douyin Xingtu Author Base Info](/model/douyin/xingtu-v2/author-base-info): Returns basic creator profile data from Douyin Xingtu by author identifier, with options to include recommendation details and linkage information.
- [Douyin Xingtu Author Business Card Info](/model/douyin/xingtu-v2/author-business-card-info): Returns business card details for a Douyin Xingtu creator based on the specified author ID.