# Douyin Xingtu Author ID by UID API

> Returns the Xingtu creator identifier and basic profile details for a given Douyin user account. Provide a Douyin user ID to retrieve associated Xingtu platform metadata.

Source: https://www.sandbase.ai/apis/douyin/xingtu-v2/xingtu-kolid-by-uid
API reference: https://www.sandbase.ai/apis/douyin/xingtu-v2/xingtu-kolid-by-uid/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-uid`
- 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-uid` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

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

## FAQ

### How do I use the Douyin Xingtu Author ID by UID API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-uid 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 Author ID by UID 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 Author ID by UID API accept?

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

### What does the Douyin Xingtu Author ID by UID 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 Author ID by UID 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 Author ID by UID API

Look up a Douyin creator's Xingtu author profile details by providing their Douyin user ID in `uid`.

#### Use cases

- Map standard Douyin user IDs to Xingtu creator IDs for campaign workflows.
- Verify creator tags and completion rates for marketing evaluation.
- Bridge creator profile data across Douyin and Xingtu platforms.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/douyin/xingtu-v2/xingtu-kolid-by-uid" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"uid": "92769419069"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `uid` | string | Yes | Douyin 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": "92769419069",
  "finish_rate_ovr": 0,
  "id": "6870164585236660237",
  "nick_name": "<user>",
  "tag": "教育培训"
}
```

#### Notes

- The `uid` parameter can be obtained 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.