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撤单

描述​

撤销调用方的单笔当前挂单或部分成交订单。接口返回订单的最终 canceled 状态。

HTTP 请求​

DELETE /spot/orders/:id（JWT 或 API Key）

权重​

0——订单接口不受按 IP 权重限制约束。撮合引擎内部设有 mpsc 积压队列；若队列溢出，响应为 503 ENGINE_BUSY。

请求参数​

名称类型必填描述
idSTRING（路径参数）是待撤销订单的 UUID。由新建订单的响应 id 字段返回。

响应示例​

200 OK

{
  "id":             "9f2a1c4e-5b67-4d8a-bf93-2e1f4a6c8d10",
  "symbol":         "DFUSDT",
  "side":           "buy",
  "type":           "limit",
  "tif":            "gtc",
  "price":          "0.5000",
  "quantity":       "100",
  "quote_quantity": null,
  "filled_qty":     "30",
  "avg_fill_price": "0.499",
  "status":         "canceled",
  "reject_reason":  null,
  "created_at":     1778400000,
  "updated_at":     1778400120
}
字段说明
status成功响应时始终为 canceled。参见订单状态。
filled_qty撤单前已成交的数量；部分成交订单可能不为零。
avg_fill_price撤单前所有成交的成交量加权平均价格。若无成交则为 "0"。
created_at, updated_atUNIX 秒。updated_at 反映撤单时间。

错误响应​

HTTPerror触发条件
400invalid id:id 不是有效的 UUID。
403FORBIDDEN订单存在，但属于其他用户。
404ORDER_NOT_FOUND订单不存在，或已处于终态（filled / canceled / rejected）。
503ENGINE_BUSY, ENGINE_RESTARTING, spot trading disabled暂时性错误；请使用退避策略重试。

完整列表：错误码。

代码示例​

cURL（JWT）​

JWT="your_jwt_token"
ORDER_ID="9f2a1c4e-5b67-4d8a-bf93-2e1f4a6c8d10"

curl -s -X DELETE "https://api-sepolia.p99.world/api/v1/spot/orders/${ORDER_ID}" \
  -H "Authorization: Bearer ${JWT}"

cURL（HMAC API Key）​

API_KEY="your_api_key"
API_SECRET="your_api_secret"
ORDER_ID="9f2a1c4e-5b67-4d8a-bf93-2e1f4a6c8d10"
TIMESTAMP=$(date +%s%3N)
PAYLOAD="timestamp=${TIMESTAMP}"
SIGNATURE=$(echo -n "${PAYLOAD}" | openssl dgst -sha256 -hmac "${API_SECRET}" | awk '{print $2}')

curl -s -X DELETE \
  -H "X-MBX-APIKEY: ${API_KEY}" \
  "https://api-sepolia.p99.world/api/v1/spot/orders/${ORDER_ID}?timestamp=${TIMESTAMP}&signature=${SIGNATURE}"

Python​

import time, hmac, hashlib, requests

API_KEY    = "your_api_key"
API_SECRET = "your_api_secret"
BASE_URL   = "https://api-sepolia.p99.world/api/v1"

def signed_delete(path: str) -> dict:
    ts = int(time.time() * 1000)
    payload = f"timestamp={ts}"
    sig = hmac.new(API_SECRET.encode(), payload.encode(), hashlib.sha256).hexdigest()
    r = requests.delete(
        f"{BASE_URL}{path}?timestamp={ts}&signature={sig}",
        headers={"X-MBX-APIKEY": API_KEY},
        timeout=5,
    )
    r.raise_for_status()
    return r.json()

order_id = "9f2a1c4e-5b67-4d8a-bf93-2e1f4a6c8d10"
canceled = signed_delete(f"/spot/orders/{order_id}")
print(canceled["id"], canceled["status"], canceled["filled_qty"], "/", canceled["quantity"])