curl --request POST \
  --url https://three.arcprize.org/api/cmd/ACTION5 \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "game_id": "ls20-016295f7601e",
  "guid": "2fa5332c-2e55-4825-b5c5-df960d504470",
  "reasoning": {
    "policy": "π_left"
  }
}
'

import requests

url = "https://three.arcprize.org/api/cmd/ACTION5"

payload = {
    "game_id": "ls20-016295f7601e",
    "guid": "2fa5332c-2e55-4825-b5c5-df960d504470",
    "reasoning": { "policy": "π_left" }
}
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({
    game_id: 'ls20-016295f7601e',
    guid: '2fa5332c-2e55-4825-b5c5-df960d504470',
    reasoning: {policy: 'π_left'}
  })
};

fetch('https://three.arcprize.org/api/cmd/ACTION5', 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://three.arcprize.org/api/cmd/ACTION5",
  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([
    'game_id' => 'ls20-016295f7601e',
    'guid' => '2fa5332c-2e55-4825-b5c5-df960d504470',
    'reasoning' => [
        'policy' => 'π_left'
    ]
  ]),
  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://three.arcprize.org/api/cmd/ACTION5"

	payload := strings.NewReader("{\n  \"game_id\": \"ls20-016295f7601e\",\n  \"guid\": \"2fa5332c-2e55-4825-b5c5-df960d504470\",\n  \"reasoning\": {\n    \"policy\": \"π_left\"\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://three.arcprize.org/api/cmd/ACTION5")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"game_id\": \"ls20-016295f7601e\",\n  \"guid\": \"2fa5332c-2e55-4825-b5c5-df960d504470\",\n  \"reasoning\": {\n    \"policy\": \"π_left\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://three.arcprize.org/api/cmd/ACTION5")

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  \"game_id\": \"ls20-016295f7601e\",\n  \"guid\": \"2fa5332c-2e55-4825-b5c5-df960d504470\",\n  \"reasoning\": {\n    \"policy\": \"π_left\"\n  }\n}"

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

{
  "game_id": "ls20-016295f7601e",
  "guid": "2fa5332c-2e55-4825-b5c5-df960d504470",
  "frame": [
    [
      [
        0,
        0,
        1,
        "…"
      ],
      [
        "…"
      ]
    ]
  ],
  "state": "NOT_FINISHED",
  "levels_completed": 3,
  "win_levels": 254,
  "action_input": {
    "id": 5
  },
  "available_actions": [
    1,
    2,
    3,
    4
  ]
}