> ## 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.

# 查询当前风险梯度

`适用于查询指定合约风险梯度`

#### 请求URL

`GET https://cloud-api.wooxpro.com/contract/public/leverage-bracket`

#### 请求限制

参见 [速率限制详细](/cn/rate-limit)

#### 请求参数

> 请求

```shell theme={null}
curl https://cloud-api.wooxpro.com/contract/public/leverage-bracket?symbol=BTCUSDT
```

| 参数     | 类型     | 是否必填 | 描述              |
| :----- | :----- | :--- | :-------------- |
| symbol | String | 否    | 合约交易对（如BTCUSDT） |

#### 响应详情

> 响应

```json theme={null}
{
  "code": 1000,
  "message": "Ok",
  "data": {
    "rules": [
      {
        "symbol": "FUNUSDT",
        "brackets": [
          {
            "bracket": 1,
            "initial_leverage": 50,
            "notional_cap": "10000",
            "notional_floor": "0",
            "maint_margin_ratio": "0.01",
            "cum": "0"
          },
          {
            "bracket": 2,
            "initial_leverage": 25,
            "notional_cap": "100000",
            "notional_floor": "10000",
            "maint_margin_ratio": "0.02",
            "cum": "100"
          },
          {
            "bracket": 3,
            "initial_leverage": 20,
            "notional_cap": "200000",
            "notional_floor": "100000",
            "maint_margin_ratio": "0.025",
            "cum": "600"
          },
          {
            "bracket": 4,
            "initial_leverage": 16,
            "notional_cap": "400000",
            "notional_floor": "200000",
            "maint_margin_ratio": "0.03125",
            "cum": "1850"
          },
          {
            "bracket": 5,
            "initial_leverage": 10,
            "notional_cap": "700000",
            "notional_floor": "400000",
            "maint_margin_ratio": "0.05",
            "cum": "9350"
          },
          {
            "bracket": 6,
            "initial_leverage": 8,
            "notional_cap": "1100000",
            "notional_floor": "700000",
            "maint_margin_ratio": "0.0625",
            "cum": "18100"
          },
          {
            "bracket": 7,
            "initial_leverage": 5,
            "notional_cap": "1600000",
            "notional_floor": "1100000",
            "maint_margin_ratio": "0.1",
            "cum": "59350"
          },
          {
            "bracket": 8,
            "initial_leverage": 4,
            "notional_cap": "2200000",
            "notional_floor": "1600000",
            "maint_margin_ratio": "0.125",
            "cum": "99350"
          },
          {
            "bracket": 9,
            "initial_leverage": 2,
            "notional_cap": "2900000",
            "notional_floor": "2200000",
            "maint_margin_ratio": "0.25",
            "cum": "374350"
          },
          {
            "bracket": 10,
            "initial_leverage": 1,
            "notional_cap": "3700000",
            "notional_floor": "2900000",
            "maint_margin_ratio": "0.5",
            "cum": "1099350"
          }
        ]
      }
    ]
  },
  "trace": "02bae860-de73-4a82-a1f5-fe38cd769275"
}
```

| 字段                   | 类型     | 描述       |
| :------------------- | :----- | :------- |
| bracket              | Int    | 档位       |
| initial\_leverage    | Int    | 当前档位最大杠杆 |
| notional\_cap        | String | 当前档位最大净值 |
| notional\_floor      | String | 当前档位最小净值 |
| maint\_margin\_ratio | String | 维持保证金率   |
| cum                  | String | 维持保证金速算额 |