# Douyin Hashtag Challenge Search (V2) API

> Returns Douyin hashtag and challenge search results matching a query keyword. Supports filtering by sort type, content type, post date, and duration with cursor-based pagination.

Source: https://www.sandbase.ai/apis/douyin/search/challenge-search-v2
API reference: https://www.sandbase.ai/apis/douyin/search/challenge-search-v2/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/search/challenge-search-v2`
- Price: $0.01 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/search/challenge-search-v2` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `backtrace` | string | no |  |
| `content_type` | string | no |  |
| `cursor` | integer | no |  |
| `filter_duration` | string | no |  |
| `keyword` | string | no |  |
| `publish_time` | string | no |  |
| `search_id` | string | no |  |
| `sort_type` | string | no |  |

## FAQ

### How do I use the Douyin Hashtag Challenge Search (V2) API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/search/challenge-search-v2 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 Hashtag Challenge Search (V2) API cost?

$0.01 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 Hashtag Challenge Search (V2) API accept?

No parameters are required. Optional: backtrace (string), content_type (string), cursor (integer), filter_duration (string), keyword (string) and publish_time (string) and 2 more. The Parameters table and the Playground on this page list every field.

### What does the Douyin Hashtag Challenge Search (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 Hashtag Challenge Search (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 Hashtag Challenge Search (V2) API

Search Douyin hashtags and challenges using `keyword` alongside multiple filtering parameters. Use `cursor`, `search_id`, and `backtrace` to paginate through consecutive batches of results.

#### Use cases

- Look up trending hashtag challenges across Douyin.
- Filter challenge search results by video duration and post date.
- Track content associated with specific campaign keywords.

#### Request

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

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `cursor` | integer | No | Pagination cursor (0 for first request) |
| `keyword` | string | No | Search keyword, e.g., "game" |
| `backtrace` | string | No | Backtrace for pagination, obtained from the last response |
| `search_id` | string | No | Search ID for pagination |
| `sort_type` | string | No | Sorting method |
| `content_type` | string | No | Content type filter |
| `publish_time` | string | No | Publish time filter |
| `filter_duration` | string | No | Video duration filter |

#### Example response

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

```json
{
  "business_data": [
    {
      "card_id": "douyin.doctype_aweme_hashtag",
      "data_id": "0",
      "type": 2
    }
  ]
}
```

#### Notes

- Set `cursor` to 0 for the initial search request.
- Pass `search_id` and `backtrace` from the previous response to retrieve the next page of results.

#### Related APIs

- [Douyin Challenge Search](/model/douyin/search/challenge-search-v1): Returns Douyin challenge and hashtag search results matching a query.
- [Douyin Hashtag Suggestions](/model/douyin/search/challenge-suggest): Returns a list of suggested Douyin hashtags and challenges matching a query keyword, including challenge IDs and view counts.
- [Douyin Discussion Search](/model/douyin/search/discuss-search): Returns discussion and question-and-answer search results from Douyin.