// https://github.com/2captcha/2captcha-php

require(__DIR__ . '/../src/autoloader.php');

$solver = new \TwoCaptcha\TwoCaptcha('YOUR_API_KEY');

try {
    $result = $solver->recaptcha([
        'sitekey' => '6LeIxboZAAAAAFQy7d8GPzgRZu2bV0GwKS8ue_cH',
        'url'     => 'https://2captcha.com/demo/recaptcha-v2',
    ]);
} catch (\Exception $e) {
    die($e->getMessage());
}

die('Captcha solved: ' . $result->code);

// https://github.com/2captcha/2captcha-java

package examples;

import com.twocaptcha.TwoCaptcha;
import com.twocaptcha.captcha.reCAPTCHA;

public class reCAPTCHAV2Example {

    public static void main(String[] args) {
        TwoCaptcha solver = new TwoCaptcha("YOUR_API_KEY");

        reCAPTCHA captcha = new reCAPTCHA();
        captcha.setSiteKey("6LeIxboZAAAAAFQy7d8GPzgRZu2bV0GwKS8ue_cH");
        captcha.setUrl("https://2captcha.com/demo/recaptcha-v2");

        try {
            solver.solve(captcha);
            System.out.println("Captcha solved: " + captcha.getCode());
        } catch (Exception e) {
            System.out.println("Error occurred: " + e.getMessage());
        }
    }

}

// https://github.com/2captcha/2captcha-csharp

using System;
using System.Linq;
using TwoCaptcha.Captcha;

namespace TwoCaptcha.Examples
{
    public class reCAPTCHAV2Example
    {
        public void Main()
        {
            TwoCaptcha solver = new TwoCaptcha("YOUR_API_KEY");

            reCAPTCHA captcha = new reCAPTCHA();
            captcha.SetSiteKey("6LeIxboZAAAAAFQy7d8GPzgRZu2bV0GwKS8ue_cH");
            captcha.SetUrl("https://2captcha.com/demo/recaptcha-v2");

            try
            {
                solver.Solve(captcha).Wait();
                Console.WriteLine("Captcha solved: " + captcha.Code);
            }
            catch (AggregateException e)
            {
                Console.WriteLine("Error occurred: " + e.InnerExceptions.First().Message);
            }
        }
    }
}

# https://github.com/2captcha/2captcha-python

import sys
import os

sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))

from twocaptcha import TwoCaptcha

api_key = os.getenv('APIKEY_2CAPTCHA', 'YOUR_API_KEY')

solver = TwoCaptcha(api_key)

try:
    result = solver.recaptcha(
        sitekey='6LeIxboZAAAAAFQy7d8GPzgRZu2bV0GwKS8ue_cH',
        url='https://2captcha.com/demo/recaptcha-v2')

except Exception as e:
    sys.exit(e)

else:
    sys.exit('solved: ' + str(result))

// https://github.com/2captcha/2captcha-go

package main

import (
    "fmt"
    "log"
    "github.com/2captcha/2captcha-go"
)

func main() {
    client := api2captcha.NewClient("API_KEY")
    cap := api2captcha.reCAPTCHA{
        SiteKey: "6LfDxboZAAAAAD6GHukjvUy6lszoeG3H4nQW57b6",
        Url: "https://2captcha.com/demo/recaptcha-v2-invisible",
        Invisible: true,
    }
    code, err := client.Solve(cap.ToRequest())
    if err != nil {
        log.Fatal(err);
    }
    fmt.Println("code "+code)
}

// https://github.com/2captcha/2captcha-cpp

#include <cstdio>

#include "curl_http.hpp"
#include "api2captcha.hpp"

int main (int ac, char ** av)
{
api2captcha::curl_http_t http;
http.set_verbose (true);

api2captcha::client_t client;
client.set_http_client (&http);
client.set_api_key (API_KEY);

api2captcha::recaptcha_t cap;
cap.set_site_key ("6LfDxboZAAAAAD6GHukjvUy6lszoeG3H4nQW57b6");
cap.set_url ("https://2captcha.com/demo/recaptcha-v2-invisible");
cap.set_invisible (true);

try
{
    client.solve (cap);
    printf ("code '%s'\n", cap.code ().c_str ());
}
catch (std::exception & e)
{
    fprintf (stderr, "Failed: %s\n", e.what ());
}

return 0;   
}