> ## Documentation Index
> Fetch the complete documentation index at: https://developer.wooxpro.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get MarkPrice K-line

`Applicable for querying MarkPrice K-line data. Single time request size upper limit 500`

#### Request URL

`GET https://cloud-api.wooxpro.com/contract/public/markprice-kline`

#### Request Limit

See [Detailed Rate Limit](/english/rate-limit)

#### Request Parameter

> Request

```shell theme={null}
curl https://cloud-api.wooxpro.com/contract/public/markprice-kline?symbol=BTCUSDT&step=5&start_time=1662518172&end_time=1662518172

```

| Field       | Type   | Required? | Description                                                                                             |
| :---------- | :----- | :-------- | :------------------------------------------------------------------------------------------------------ |
| symbol      | String | Yes       | Symbol of the contract(like BTCUSDT)                                                                    |
| step        | Long   | Yes       | K-Line step. step: `1`, `3`, `5`, `15`, `30`, `60`, `120`, `240`, `360`, `720`, `1440`, `4320`, `10080` |
| start\_time | Long   | Yes       | Start time(Timestamp in Seconds)                                                                        |
| end\_time   | Long   | Yes       | End time(Timestamp in Seconds)                                                                          |

#### Response Data

> Response

```json theme={null}
{
  "code": 1000,
  "trace": "0cc6f4c4-8b8c-4253-8e90-8d3195aa109c",
  "message": "Ok",
  "data": [{
    "timestamp": 1662518160,
    "open_price": "100",
    "close_price": "120",
    "high_price": "130",
    "low_price": "90",
    "volume": "941008"
    },
    {
      "timestamp": 1662518161,
      "open_price": "100",
      "close_price": "120",
      "high_price": "130",
      "low_price": "90",
      "volume": "941008"
    }
  ]
}
```

| Field        | Type   | Description   |
| :----------- | :----- | :------------ |
| timestamp    | Long   | Time Window   |
| open\_price  | String | Opening Price |
| close\_price | String | Closing Price |
| high\_price  | String | Highest Price |
| low\_price   | String | Lowest Price  |
| volume       | String | Turnover      |