# Douyin Video Index Interpretation API

> Returns index breakdown metrics for a specified Douyin video across a date range. It provides sub-index interpretations using a video ID with start and end dates.

Source: https://www.sandbase.ai/apis/douyin/index/item-index-interpret
API reference: https://www.sandbase.ai/apis/douyin/index/item-index-interpret/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/index/item-index-interpret`
- Price: $0.0015 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/index/item-index-interpret` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `end_date` | string | yes |  |
| `item_id` | string | yes |  |
| `start_date` | string | yes |  |

## FAQ

### How do I use the Douyin Video Index Interpretation API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/index/item-index-interpret 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 Video Index Interpretation API cost?

$0.0015 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 Video Index Interpretation API accept?

Required: end_date (string), item_id (string) and start_date (string). The Parameters table and the Playground on this page list every field.

### What does the Douyin Video Index Interpretation API return?

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

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

No. Douyin Video Index Interpretation 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 Video Index Interpretation API

Fetch index breakdown details for a Douyin video by providing the `item_id`, `start_date`, and `end_date`.

#### Use cases

- Analyze sub-index breakdowns for a specific Douyin video.
- Track video index performance across a defined date window.
- Pair with video index queries to interpret metric changes.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/douyin/index/item-index-interpret" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"end_date": "20260710", "item_id": "7660090930283744575", "start_date": "20260704"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `item_id` | string | Yes | Video ID (Douyin aweme id, numeric string) |
| `end_date` | string | Yes | End date YYYYMMDD |
| `start_date` | string | Yes | Start date YYYYMMDD |

#### Notes

- The `item_id` corresponds to the Douyin aweme ID as a numeric string.
- Dates for `start_date` and `end_date` must follow the YYYYMMDD format.

#### Related APIs

- [Douyin Index Area List](/model/douyin/index/all-area): Returns the complete list of supported geographic areas available for Douyin Index queries.
- [Douyin Index Valid Dates](/model/douyin/index/all-valid-date): Returns the latest valid dates available for each data type in Douyin Index.
- [Douyin Brand Popularity Cycles](/model/douyin/index/brand-cycles): Returns periodic brand popularity and cycle analysis data across platforms for a specified brand name and date range.