curl --request POST \
  --url https://api.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "returns": [
    0.015,
    -0.022,
    0.018,
    -0.025,
    0.012,
    -0.015
  ],
  "hedge_returns": [
    -0.012,
    0.019,
    -0.015,
    0.021,
    -0.01,
    0.013
  ]
}
'

import requests

url = "https://api.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge"

payload = {
    "returns": [0.015, -0.022, 0.018, -0.025, 0.012, -0.015],
    "hedge_returns": [-0.012, 0.019, -0.015, 0.021, -0.01, 0.013]
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    returns: [0.015, -0.022, 0.018, -0.025, 0.012, -0.015],
    hedge_returns: [-0.012, 0.019, -0.015, 0.021, -0.01, 0.013]
  })
};

fetch('https://api.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge', 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.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge",
  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([
    'returns' => [
        0.015,
        -0.022,
        0.018,
        -0.025,
        0.012,
        -0.015
    ],
    'hedge_returns' => [
        -0.012,
        0.019,
        -0.015,
        0.021,
        -0.01,
        0.013
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-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.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge"

	payload := strings.NewReader("{\n  \"returns\": [\n    0.015,\n    -0.022,\n    0.018,\n    -0.025,\n    0.012,\n    -0.015\n  ],\n  \"hedge_returns\": [\n    -0.012,\n    0.019,\n    -0.015,\n    0.021,\n    -0.01,\n    0.013\n  ]\n}")

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

	req.Header.Add("X-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.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"returns\": [\n    0.015,\n    -0.022,\n    0.018,\n    -0.025,\n    0.012,\n    -0.015\n  ],\n  \"hedge_returns\": [\n    -0.012,\n    0.019,\n    -0.015,\n    0.021,\n    -0.01,\n    0.013\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fincept.in/quantlib/risk/portfolio-risk/optimal-hedge")

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

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"returns\": [\n    0.015,\n    -0.022,\n    0.018,\n    -0.025,\n    0.012,\n    -0.015\n  ],\n  \"hedge_returns\": [\n    -0.012,\n    0.019,\n    -0.015,\n    0.021,\n    -0.01,\n    0.013\n  ]\n}"

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

{
  "success": true,
  "data": {
    "optimal_hedge_ratio": -0.87
  }
}

{
  "detail": "Invalid API key"
}

{
  "detail": "Insufficient credits. This endpoint requires 5 credits."
}

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