curl --request POST \
  --url https://api.example.com/api/options/v1/contracts/preview \
  --header 'Content-Type: application/json' \
  --data '
{
  "symbol": "<string>",
  "config": {
    "mode": "rule_based",
    "direction": "auto",
    "target_delta": 0.3,
    "delta_tolerance": 0.1,
    "dte_min": 7,
    "dte_max": 45,
    "option_type": "auto",
    "min_open_interest": 10,
    "max_spread_pct": 0.1,
    "prefer_weekly": false
  }
}
'

import requests

url = "https://api.example.com/api/options/v1/contracts/preview"

payload = {
    "symbol": "<string>",
    "config": {
        "mode": "rule_based",
        "direction": "auto",
        "target_delta": 0.3,
        "delta_tolerance": 0.1,
        "dte_min": 7,
        "dte_max": 45,
        "option_type": "auto",
        "min_open_interest": 10,
        "max_spread_pct": 0.1,
        "prefer_weekly": False
    }
}
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({
    symbol: '<string>',
    config: {
      mode: 'rule_based',
      direction: 'auto',
      target_delta: 0.3,
      delta_tolerance: 0.1,
      dte_min: 7,
      dte_max: 45,
      option_type: 'auto',
      min_open_interest: 10,
      max_spread_pct: 0.1,
      prefer_weekly: false
    }
  })
};

fetch('https://api.example.com/api/options/v1/contracts/preview', 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.example.com/api/options/v1/contracts/preview",
  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([
    'symbol' => '<string>',
    'config' => [
        'mode' => 'rule_based',
        'direction' => 'auto',
        'target_delta' => 0.3,
        'delta_tolerance' => 0.1,
        'dte_min' => 7,
        'dte_max' => 45,
        'option_type' => 'auto',
        'min_open_interest' => 10,
        'max_spread_pct' => 0.1,
        'prefer_weekly' => false
    ]
  ]),
  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.example.com/api/options/v1/contracts/preview"

	payload := strings.NewReader("{\n  \"symbol\": \"<string>\",\n  \"config\": {\n    \"mode\": \"rule_based\",\n    \"direction\": \"auto\",\n    \"target_delta\": 0.3,\n    \"delta_tolerance\": 0.1,\n    \"dte_min\": 7,\n    \"dte_max\": 45,\n    \"option_type\": \"auto\",\n    \"min_open_interest\": 10,\n    \"max_spread_pct\": 0.1,\n    \"prefer_weekly\": false\n  }\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.example.com/api/options/v1/contracts/preview")
  .header("Content-Type", "application/json")
  .body("{\n  \"symbol\": \"<string>\",\n  \"config\": {\n    \"mode\": \"rule_based\",\n    \"direction\": \"auto\",\n    \"target_delta\": 0.3,\n    \"delta_tolerance\": 0.1,\n    \"dte_min\": 7,\n    \"dte_max\": 45,\n    \"option_type\": \"auto\",\n    \"min_open_interest\": 10,\n    \"max_spread_pct\": 0.1,\n    \"prefer_weekly\": false\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/options/v1/contracts/preview")

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  \"symbol\": \"<string>\",\n  \"config\": {\n    \"mode\": \"rule_based\",\n    \"direction\": \"auto\",\n    \"target_delta\": 0.3,\n    \"delta_tolerance\": 0.1,\n    \"dte_min\": 7,\n    \"dte_max\": 45,\n    \"option_type\": \"auto\",\n    \"min_open_interest\": 10,\n    \"max_spread_pct\": 0.1,\n    \"prefer_weekly\": false\n  }\n}"

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

{
  "symbol": "<string>",
  "direction": "<string>",
  "criteria": {},
  "primary_recommendation": {
    "symbol": "<string>",
    "contract_symbol": "<string>",
    "option_type": "<string>",
    "strike": "<string>",
    "expiration": "2023-12-25",
    "dte": 123,
    "delta": 123,
    "gamma": 123,
    "theta": 123,
    "vega": 123,
    "iv": 123,
    "bid": "<string>",
    "ask": "<string>",
    "mid": "<string>",
    "spread_pct": 123,
    "volume": 123,
    "liquidity_score": "excellent",
    "score": 50,
    "selection_rationale": "<string>",
    "rho": 123,
    "open_interest": 123,
    "warnings": [
      "<string>"
    ]
  },
  "alternatives": [
    {
      "symbol": "<string>",
      "contract_symbol": "<string>",
      "option_type": "<string>",
      "strike": "<string>",
      "expiration": "2023-12-25",
      "dte": 123,
      "delta": 123,
      "gamma": 123,
      "theta": 123,
      "vega": 123,
      "iv": 123,
      "bid": "<string>",
      "ask": "<string>",
      "mid": "<string>",
      "spread_pct": 123,
      "volume": 123,
      "liquidity_score": "excellent",
      "score": 50,
      "selection_rationale": "<string>",
      "rho": 123,
      "open_interest": 123,
      "warnings": [
        "<string>"
      ]
    }
  ],
  "no_suitable_contracts_reason": "<string>"
}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "input": "<unknown>",
      "ctx": {}
    }
  ]
}