curl --request POST \
  --url https://api.limitless.exchange/orders/cancel-batch \
  --header 'Content-Type: application/json' \
  --header 'lmts-api-key: <api-key>' \
  --data '
{
  "orderIds": [
    "6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203",
    "9e31c452-8a2b-42d1-b327-65f18d07dc96"
  ]
}
'

import requests

url = "https://api.limitless.exchange/orders/cancel-batch"

payload = { "orderIds": ["6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203", "9e31c452-8a2b-42d1-b327-65f18d07dc96"] }
headers = {
    "lmts-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'lmts-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    orderIds: ['6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203', '9e31c452-8a2b-42d1-b327-65f18d07dc96']
  })
};

fetch('https://api.limitless.exchange/orders/cancel-batch', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.limitless.exchange/orders/cancel-batch",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'orderIds' => [
        '6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203',
        '9e31c452-8a2b-42d1-b327-65f18d07dc96'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "lmts-api-key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.limitless.exchange/orders/cancel-batch"

	payload := strings.NewReader("{\n  \"orderIds\": [\n    \"6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203\",\n    \"9e31c452-8a2b-42d1-b327-65f18d07dc96\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("lmts-api-key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.limitless.exchange/orders/cancel-batch")
  .header("lmts-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"orderIds\": [\n    \"6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203\",\n    \"9e31c452-8a2b-42d1-b327-65f18d07dc96\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.limitless.exchange/orders/cancel-batch")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["lmts-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"orderIds\": [\n    \"6f52b6d2-6c9e-4a5c-8a4f-28ab4b7ff203\",\n    \"9e31c452-8a2b-42d1-b327-65f18d07dc96\"\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "message": "Orders canceled successfully",
  "canceled": [
    "611badac-8dfc-48a0-b09e-59654adea1c5"
  ],
  "failed": [
    {
      "orderId": "b53f0e4b-1529-45cc-ad39-e27f4c6eab5a",
      "reason": "ORDER_NOT_FOUND",
      "message": "Order not found or already canceled"
    }
  ]
}

{
  "message": "Orders canceled successfully",
  "canceled": [
    "611badac-8dfc-48a0-b09e-59654adea1c5"
  ],
  "failed": [
    {
      "orderId": "b53f0e4b-1529-45cc-ad39-e27f4c6eab5a",
      "reason": "ORDER_NOT_FOUND",
      "message": "Order not found or already canceled"
    }
  ]
}

{
  "message": "Invalid order data"
}

{
  "message": "Invalid order data"
}

{
  "code": "trading_disabled",
  "message": "Trading is currently disabled.",
  "mode": "disabled",
  "resumeAt": "2026-06-22T18:00:00.000Z"
}