curl --request POST \
  --url https://api.perpetuals.polymarket.com/v1/trade/orders \
  --header 'Content-Type: application/json' \
  --data '
{
  "op": {
    "type": "createOrders",
    "args": [
      {
        "iid": 1,
        "buy": true,
        "qty": "10.00",
        "p": "100.00",
        "po": false,
        "ro": false,
        "c": "550e8400e29b41d4a716446655440000",
        "tr": {
          "market": true,
          "trp": "110.00"
        }
      }
    ]
  },
  "sig": "0x1234567890...",
  "salt": 1234567890,
  "ts": 1767225600000,
  "exp": 1767225600000
}
'

import requests

url = "https://api.perpetuals.polymarket.com/v1/trade/orders"

payload = {
    "op": {
        "type": "createOrders",
        "args": [
            {
                "iid": 1,
                "buy": True,
                "qty": "10.00",
                "p": "100.00",
                "po": False,
                "ro": False,
                "c": "550e8400e29b41d4a716446655440000",
                "tr": {
                    "market": True,
                    "trp": "110.00"
                }
            }
        ]
    },
    "sig": "0x1234567890...",
    "salt": 1234567890,
    "ts": 1767225600000,
    "exp": 1767225600000
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    op: {
      type: 'createOrders',
      args: [
        {
          iid: 1,
          buy: true,
          qty: '10.00',
          p: '100.00',
          po: false,
          ro: false,
          c: '550e8400e29b41d4a716446655440000',
          tr: {market: true, trp: '110.00'}
        }
      ]
    },
    sig: '0x1234567890...',
    salt: 1234567890,
    ts: 1767225600000,
    exp: 1767225600000
  })
};

fetch('https://api.perpetuals.polymarket.com/v1/trade/orders', 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.perpetuals.polymarket.com/v1/trade/orders",
  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([
    'op' => [
        'type' => 'createOrders',
        'args' => [
                [
                                'iid' => 1,
                                'buy' => true,
                                'qty' => '10.00',
                                'p' => '100.00',
                                'po' => false,
                                'ro' => false,
                                'c' => '550e8400e29b41d4a716446655440000',
                                'tr' => [
                                                                'market' => true,
                                                                'trp' => '110.00'
                                ]
                ]
        ]
    ],
    'sig' => '0x1234567890...',
    'salt' => 1234567890,
    'ts' => 1767225600000,
    'exp' => 1767225600000
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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.perpetuals.polymarket.com/v1/trade/orders"

	payload := strings.NewReader("{\n  \"op\": {\n    \"type\": \"createOrders\",\n    \"args\": [\n      {\n        \"iid\": 1,\n        \"buy\": true,\n        \"qty\": \"10.00\",\n        \"p\": \"100.00\",\n        \"po\": false,\n        \"ro\": false,\n        \"c\": \"550e8400e29b41d4a716446655440000\",\n        \"tr\": {\n          \"market\": true,\n          \"trp\": \"110.00\"\n        }\n      }\n    ]\n  },\n  \"sig\": \"0x1234567890...\",\n  \"salt\": 1234567890,\n  \"ts\": 1767225600000,\n  \"exp\": 1767225600000\n}")

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

	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.perpetuals.polymarket.com/v1/trade/orders")
  .header("Content-Type", "application/json")
  .body("{\n  \"op\": {\n    \"type\": \"createOrders\",\n    \"args\": [\n      {\n        \"iid\": 1,\n        \"buy\": true,\n        \"qty\": \"10.00\",\n        \"p\": \"100.00\",\n        \"po\": false,\n        \"ro\": false,\n        \"c\": \"550e8400e29b41d4a716446655440000\",\n        \"tr\": {\n          \"market\": true,\n          \"trp\": \"110.00\"\n        }\n      }\n    ]\n  },\n  \"sig\": \"0x1234567890...\",\n  \"salt\": 1234567890,\n  \"ts\": 1767225600000,\n  \"exp\": 1767225600000\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.perpetuals.polymarket.com/v1/trade/orders")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"op\": {\n    \"type\": \"createOrders\",\n    \"args\": [\n      {\n        \"iid\": 1,\n        \"buy\": true,\n        \"qty\": \"10.00\",\n        \"p\": \"100.00\",\n        \"po\": false,\n        \"ro\": false,\n        \"c\": \"550e8400e29b41d4a716446655440000\",\n        \"tr\": {\n          \"market\": true,\n          \"trp\": \"110.00\"\n        }\n      }\n    ]\n  },\n  \"sig\": \"0x1234567890...\",\n  \"salt\": 1234567890,\n  \"ts\": 1767225600000,\n  \"exp\": 1767225600000\n}"

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

[
  {
    "status": "ok",
    "oid": 1234567890,
    "coid": "550e8400e29b41d4a716446655440000"
  }
]

{
  "status": "err",
  "error": "insufficient_margin"
}

{
  "status": "err",
  "error": "insufficient_margin"
}

{
  "status": "err",
  "error": "insufficient_margin"
}