# Douyin KOL Xingtu Index API

> Returns Xingtu index metrics for a specific Douyin creator based on their KOL identifier. Useful for tracking creator performance scores.

Source: https://www.sandbase.ai/model/douyin/xingtu/kol-xingtu-index-v1
API reference: https://www.sandbase.ai/model/douyin/xingtu/kol-xingtu-index-v1/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/xingtu/kol-xingtu-index-v1`
- Price: $0.03 per call
- 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/kol-xingtu-index-v1` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

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

## FAQ

### How do I use the Douyin KOL Xingtu Index API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/xingtu/kol-xingtu-index-v1 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 KOL Xingtu Index API cost?

$0.03 per call, billed from your SandBase balance. You are only charged for calls you make; there is no subscription.

### What parameters does the Douyin KOL Xingtu Index API accept?

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

### What does the Douyin KOL Xingtu Index API return?

A JSON response returned in the same HTTP request (synchronous).

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

No. Douyin KOL Xingtu Index 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 KOL Xingtu Index API

Retrieve Xingtu index data for a designated creator using their `kolId`.

#### Use cases

- Inspect Xingtu performance ratings for Douyin creators.
- Evaluate creator influence metrics for influencer selection.
- Track historical creator index fluctuations across campaigns.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/douyin/xingtu/kol-xingtu-index-v1" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"kolId": "<kolId>"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `kolId` | string | Yes | User kolId, can be obtained from the following interfaces: `douyin/xingtu/xingtu-kolid-by-uid`; `douyin/xingtu/xingtu-kolid-by-sec-user-id`; `douyin/xingtu/xin… |

#### Notes

- Obtain `kolId` from endpoints matching by UID, sec-user-id, or unique ID.

#### Related APIs

- [Douyin Xingtu Author Hot Comment Keywords](/model/douyin/xingtu/author-content-hot-comment-keywords-v1): Returns hot comment keywords from content produced by a Douyin Xingtu creator.
- [Douyin Xingtu Author Hot Comment Tokens (Xingtu)](/model/douyin/xingtu/author-hot-comment-tokens-v1): Returns hot comment tokens for a Douyin Xingtu creator based on the specified creator ID.
- [Douyin Xingtu KOL Audience Portrait (V1)](/model/douyin/xingtu/kol-audience-portrait-v1): Returns audience demographic and portrait insights for a Douyin Xingtu creator.