curl --request GET \
  --url https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts', 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-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api-options.sandbox.rails.xyz/v1/contracts/markets/{market}/expirations/{expiry}/contracts")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "market": "BTC-USDT",
  "expiryDate": "2026-07-03",
  "contracts": [
    {
      "contractName": "BTC-3JUL26-60000-C",
      "underlying": "BTC-USDT",
      "strike": "60000",
      "optionType": "C",
      "expiryDate": "2026-07-03",
      "expiryType": "WEEKLY",
      "status": "ACTIVE",
      "markPrice": "1677.30",
      "bidPrice": "0",
      "askPrice": "0",
      "markIV": "0.3925",
      "bidIV": "0",
      "askIV": "0",
      "forward": "61665.1057145",
      "tickSize": "0.01",
      "contractSize": "1",
      "settlementType": "CASH",
      "delta": "0.9666",
      "gamma": "0.00008040",
      "vega": "1.7499",
      "theta": "-64.49",
      "rho": "-0.024469"
    },
    {
      "contractName": "BTC-3JUL26-60000-P",
      "underlying": "BTC-USDT",
      "strike": "60000",
      "optionType": "P",
      "expiryDate": "2026-07-03",
      "expiryType": "WEEKLY",
      "status": "ACTIVE",
      "markPrice": "12.19",
      "bidPrice": "0",
      "askPrice": "0",
      "markIV": "0.3925",
      "bidIV": "0",
      "askIV": "0",
      "forward": "61665.1057145",
      "tickSize": "0.01",
      "contractSize": "1",
      "settlementType": "CASH",
      "delta": "-0.0334",
      "gamma": "0.00008040",
      "vega": "1.7499",
      "theta": "-64.49",
      "rho": "-0.000178"
    },
    {
      "contractName": "BTC-3JUL26-62000-C",
      "underlying": "BTC-USDT",
      "strike": "62000",
      "optionType": "C",
      "expiryDate": "2026-07-03",
      "expiryType": "WEEKLY",
      "status": "ACTIVE",
      "markPrice": "149.16",
      "bidPrice": "0",
      "askPrice": "0",
      "markIV": "0.3035",
      "bidIV": "0",
      "askIV": "0",
      "forward": "61665.1057145",
      "tickSize": "0.01",
      "contractSize": "1",
      "settlementType": "CASH",
      "delta": "0.3222",
      "gamma": "0.00050170",
      "vega": "8.4473",
      "theta": "-240.74",
      "rho": "-0.002176"
    },
    {
      "contractName": "BTC-3JUL26-62000-P",
      "underlying": "BTC-USDT",
      "strike": "62000",
      "optionType": "P",
      "expiryDate": "2026-07-03",
      "expiryType": "WEEKLY",
      "status": "ACTIVE",
      "markPrice": "484.05",
      "bidPrice": "0",
      "askPrice": "0",
      "markIV": "0.3035",
      "bidIV": "0",
      "askIV": "0",
      "forward": "61665.1057145",
      "tickSize": "0.01",
      "contractSize": "1",
      "settlementType": "CASH",
      "delta": "-0.6778",
      "gamma": "0.00050170",
      "vega": "8.4473",
      "theta": "-240.74",
      "rho": "-0.007062"
    }
  ]
}