# Douyin Room Danmaku Parameters API

> Retrieves chat and danmaku parameters for a Douyin broadcast session. Requires the target room identifier and user unique identifier.

Source: https://www.sandbase.ai/apis/douyin/web/live-im-fetch
API reference: https://www.sandbase.ai/apis/douyin/web/live-im-fetch/docs

## Facts

- Provider: Douyin
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/douyin/web/live-im-fetch`
- 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/web/live-im-fetch` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `room_id` | string | yes |  |
| `user_unique_id` | string | yes |  |

## FAQ

### How do I use the Douyin Room Danmaku Parameters API?

Send a POST request to https://api.sandbase.ai/v1/api/douyin/web/live-im-fetch 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 Room Danmaku Parameters 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 Room Danmaku Parameters API accept?

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

### What does the Douyin Room Danmaku Parameters API return?

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

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

No. Douyin Room Danmaku Parameters 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 Room Danmaku Parameters API

Retrieve danmaku and chat parameters for Douyin broadcasts using `room_id` and `user_unique_id`. This endpoint provides connection parameters for broadcast chat streams.

#### Use cases

- Collect chat and danmaku feeds during Douyin broadcasts.
- Analyze viewer interactions and audience comments in real time.
- Monitor engagement metrics for specific broadcast rooms.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/douyin/web/live-im-fetch" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"room_id": "<room_id>", "user_unique_id": "<user_unique_id>"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `room_id` | string | Yes | Live room id |
| `user_unique_id` | string | Yes | User unique ID |

#### Notes

- Requires a valid `room_id` representing the broadcast room.
- Requires `user_unique_id` to establish the chat stream connection.

#### Related APIs

- [Douyin Batch Video ID Extraction](/model/douyin/web/all-aweme-id): Extracts video IDs from a list of Douyin video URLs.
- [Douyin sec_user_ids from URLs (Batch)](/model/douyin/web/all-sec-user-id): Extracts Douyin sec_user_id values in bulk from a list of user homepage URLs.
- [Douyin Webcast ID Extraction](/model/douyin/web/all-webcast-id): Extracts webcast IDs from a submitted list of Douyin live room links.