curl --request POST \
  --url https://api.mainnet.abs.xyz/zks_getProtocolVersion \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "zks_getProtocolVersion",
  "params": []
}
'

import requests

url = "https://api.mainnet.abs.xyz/zks_getProtocolVersion"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "zks_getProtocolVersion",
    "params": []
}
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({jsonrpc: '2.0', id: 1, method: 'zks_getProtocolVersion', params: []})
};

fetch('https://api.mainnet.abs.xyz/zks_getProtocolVersion', 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.mainnet.abs.xyz/zks_getProtocolVersion",
  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([
    'jsonrpc' => '2.0',
    'id' => 1,
    'method' => 'zks_getProtocolVersion',
    'params' => [
        
    ]
  ]),
  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.mainnet.abs.xyz/zks_getProtocolVersion"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"zks_getProtocolVersion\",\n  \"params\": []\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.mainnet.abs.xyz/zks_getProtocolVersion")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"zks_getProtocolVersion\",\n  \"params\": []\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.mainnet.abs.xyz/zks_getProtocolVersion")

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  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"zks_getProtocolVersion\",\n  \"params\": []\n}"

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

{
  "jsonrpc": "2.0",
  "result": {
    "version_id": 22,
    "timestamp": 1710264138,
    "verification_keys_hashes": {
      "params": {
        "recursion_node_level_vk_hash": "0x5a3ef282b21e12fe1f4438e5bb158fc5060b160559c5158c6389d62d9fe3d080",
        "recursion_leaf_level_vk_hash": "0x400a4b532c6f072c00d1806ef299300d4c104f4ac55bd8698ade78894fcadc0a",
        "recursion_circuits_set_vks_hash": "0x0000000000000000000000000000000000000000000000000000000000000000"
      },
      "recursion_scheduler_level_vk_hash": "0x063c6fb5c70404c2867f413a8e35563ad3d040b1ad8c11786231bfdba7b472c7"
    },
    "base_system_contracts": {
      "bootloader": "0x010007ede999d096c84553fb514d3d6ca76fbf39789dda76bfeda9f3ae06236e",
      "default_aa": "0x0100055b041eb28aff6e3a6e0f37c31fd053fc9ef142683b05e5f0aee6934066"
    },
    "l2_system_upgrade_tx_hash": null
  },
  "id": 1
}