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Solve Altcha captcha via a proxy

This type of task solves Altcha captcha via your proxy. Please use it only if proxy-off tasks are not working for you, as is slows down the solving pipeline and requires expert understanding of how proxies work.

Altcha captcha example
Captcha example
Python
Node.js
Go
PHP
Java
C#
bash

How to solve Altcha proxy-on in Python

#pip3 install anticaptchaofficial

from anticaptchaofficial.altchaproxyon import *

solver = altchaProxyon()
solver.set_verbose(1)
solver.set_key("YOUR_API_KEY_HERE")
solver.set_website_url("https://website.com/")
# Option 1: set challenge URL
solver.set_challenge_url("/path/to/challenge/url")
# Option 2: set challenge JSON grabbed from challenge URL
#solver.set_challenge_json('"algorithm":"SHA-256","challenge":"2a40f7ba3393f9513011179de41c7221f14e563856de2f647233a00accf9c28b","salt":"08d7f273d79df143355b9e5n","signature":"1de2bbf282420aef6ca0a84c38c85e2b1e40023d28bef72278d735555a8f47fb"}')
solver.set_proxy_address("PROXY_ADDRESS")
solver.set_proxy_port(1234)
solver.set_proxy_login("proxylogin")
solver.set_proxy_password("proxypassword")

# Specify softId to earn 10% commission with your app.
# Get your softId here: https://anti-captcha.com/clients/tools/devcenter
solver.set_soft_id(0)

token = solver.solve_and_return_solution()
if token != 0:
    print("token: "+token)
    # user-agent in case you need it:
    print("user-agent: "+solver.get_user_agent())
else:
    print("task finished with error "+solver.error_code)

How to solve Altcha proxy-on in Node.js

//npm install @antiadmin/anticaptchaofficial
//https://github.com/anti-captcha/anticaptcha-npm

const ac = require("@antiadmin/anticaptchaofficial");

ac.setAPIKey('YOUR_API_KEY_HERE');

//Specify softId to earn 10% commission with your app.
//Get your softId here: https://anti-captcha.com/clients/tools/devcenter
ac.setSoftId(0);

ac.solveAltchaProxyOn('http://DOMAIN.COM',
    // option 1:
    '/some/challenge/url',
    // option 2 (use one of the option !):
    '{"algorithm":"SHA-256","challenge":"2a40f7ba3393f9513011179de41c7221f14e563856de2f647233a00accf9c28b","salt":"08d7f273d79df143355b9e5n","signature":"1de2bbf282420aef6ca0a84c38c85e2b1e40023d28bef72278d735555a8f47fb"}',
    'http', //http, socks4, socks5
    'PROXY_ADDRESS',
    'PROXY_PORT',
    'PROXY_LOGIN',
    'PROXY_PASSWORD')
    .then(token => {
        console.log('token: '+token);
    })
    .catch(error => console.log('test received error '+error));

// in case you need it
console.log("worker's user-agent:");
console.log(ac.getUserAgent());

How to solve Altcha proxy-on in Go

// Install with:
// go get github.com/anti-captcha/anticaptcha-go
package main

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

func main() {
    // Create API client and set the API Key
    ac := anticaptcha.NewClient("API_KEY_HERE")

    // set to 'false' to turn off debug output
    ac.IsVerbose = true

    // Specify softId to earn 10% commission with your app.
    // Get your softId here: https://anti-captcha.com/clients/tools/devcenter
    //ac.SoftId = 1187

    // Make sure the API key funds balance is positive
    balance, err := ac.GetBalance()
    if err != nil {
        log.Fatal(err)
        // Exit program to make sure you don't DDoS API with requests, while having empty balance
        return
    }
    fmt.Println("Balance:", balance)

    // Solve Altcha with proxy
    solution, err := ac.SolveAltchaProxyOn(anticaptcha.AltchaCaptcha{
        WebsiteURL:   "https://www.website.com/",
        // Option 1: use challenge URL (use one of the options!)
        ChallengeURL: "/some/path/to/challenge/url",
        // Option 2: use challenge JSON:
        ChallengeJSON: `{"algorithm":"SHA-256","challenge":"1a40f7ba3393f9513016879de41c7221f14e563856de2f647233a00accf9c28b","salt":"0887f273d79df143355b9e5f","signature":"1de2bbf282420aef6ca0a84c38c85e2b1e40023d28bef72278d735555a8f47fb"}`,
        Proxy: &anticaptcha.Proxy{
            Type:      "http",
            IPAddress: "1.2.3.4",
            Port:      1234,
            Login:     "login-optional",
            Password:  "pass-optional",
        },
    })
    if err != nil {
        log.Fatal(err)
    }
    fmt.Println("Altcha Token:", solution)
    // In case you need the worker's user-agent
    fmt.Println("User-Agent:", ac.WorkersUserAgent)
}

How to solve Altcha proxy-on in PHP

//git clone https://github.com/anti-captcha/anticaptcha-php.git

include("anticaptcha.php");
include("altcha.php");

$api = new Altcha();
$api->setVerboseMode(true);

//your anti-captcha.com account key
$api->setKey("YOUR_API_KEY_HERE");

//target website address
$api->setWebsiteURL("https://website.com/");

//altcha challenge URL from target website
$api->setChallengeURL("/some/url");

//proxy access parameters
// DO NOT USE PURCHASED/RENTED PROXIES ON PROXY SERVICES!!!
// THEY WILL NOT WORK!
// USE ONLY PROXIES YOU INSTALL YOURSELF ON YOUR OWN SERVER OR FAST VPS
// USE PROPER PROXY SOFTWARE LIKE SQUID !
// INSTALLATION INSTRUCTIONS:
// https://anti-captcha.com/apidoc/articles/how-to-install-squid
$api->setProxyType("http");
$api->setProxyAddress("8.8.8.8");
$api->setProxyPort(1234);
//optional login and password
$api->setProxyLogin("login");
$api->setProxyPassword("password");

//Specify softId to earn 10% commission with your app.
//Get your softId here: https://anti-captcha.com/clients/tools/devcenter
$api->setSoftId(0);

//create task in API
if (!$api->createTask()) {
    $api->debout("API v2 send failed - ".$api->getErrorMessage(), "red");
    return false;
}

$taskId = $api->getTaskId();

//wait in a loop for max 300 seconds till task is solved
if (!$api->waitForResult(300)) {
    echo "could not solve captcha\n";
    echo $api->getErrorMessage()."\n";
} else {

    $token    =   $api->getTaskSolution();
    echo "\n";
    echo "your Altcha token: $token\n\n";
    echo "worker's user-agent in case you need it:\n";
    echo $api->getWorkersUserAgent()."\n";

}

How to solve Altcha proxy-on in Java

//git clone https://github.com/anti-captcha/anticaptcha-java.git

package com.anti_captcha;

import com.anti_captcha.Api.Altcha;
import com.anti_captcha.Helper.DebugHelper;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.Iterator;
import java.util.concurrent.ThreadLocalRandom;

public class Main {

    public static void main(String[] args) throws InterruptedException, MalformedURLException, JSONException {

        DebugHelper.setVerboseMode(true);

        Altcha api = new Altcha();
        api.setClientKey("API_KEY_HERE");
        api.setWebsiteUrl(new URL("http://website.com"));
        api.setChallengeURL("/some/path/to/challenge/url");

        // proxy access parameters
        // DO NOT USE PURCHASED/RENTED PROXIES WITH PROXY SERVICES!!!
        // THEY WILL NOT WORK!
        // USE ONLY PROXIES YOU INSTALL YOURSELF ON YOUR OWN SERVER OR FAST VPS
        // USE PROPER PROXY SOFTWARE LIKE SQUID !
        // INSTALLATION INSTRUCTIONS:
        // https://anti-captcha.com/apidoc/articles/how-to-install-squid
        api.setProxyType(NoCaptcha.ProxyTypeOption.HTTP);
        api.setProxyAddress("xx.xxx.xx.xx");
        api.setProxyPort(8282);
        api.setProxyLogin("login");
        api.setProxyPassword("password");

        //Specify softId to earn 10% commission with your app.
        //Get your softId here: https://anti-captcha.com/clients/tools/devcenter
        api.setSoftId(0);

        if (!api.createTask()) {
            DebugHelper.out(
                    "API v2 send failed. " + api.getErrorMessage(),
                    DebugHelper.Type.ERROR
            );
        } else if (!api.waitForResult()) {
            DebugHelper.out("Could not solve the captcha.", DebugHelper.Type.ERROR);
        } else {
            DebugHelper.out("Result: " + api.getTaskSolution().getToken(), DebugHelper.Type.SUCCESS);
        }
    }
}

How to solve Altcha proxy-on in C#

//git clone https://github.com/anti-captcha/anticaptcha-csharp.git

using System;
using Anticaptcha_example.Api;
using Anticaptcha_example.Helper;
using Newtonsoft.Json.Linq;

namespace Anticaptcha_example
{
    internal class Program
    {
        private static void Main() {

            DebugHelper.VerboseMode = true;

            var api = new Altcha
            {
                ClientKey = "YOUR_API_KEY_HERE",
                WebsiteUrl = new Uri("http://website.com"),
                ChallengeURL = "/some/path/to/challenge/url",
                ProxyAddress = "xxx.xx.xx.xx",
                ProxyPort = 1234,
                ProxyLogin = "login",
                ProxyPassword = "password",
                // Specify softId to earn 10% commission with your app.
                // Get your softId here:
                // https://anti-captcha.com/clients/tools/devcenter
                SoftId = 0
            };

            if (!api.CreateTask())
                DebugHelper.Out("API v2 send failed. " + api.ErrorMessage, DebugHelper.Type.Error);
            else if (!api.WaitForResult())
                DebugHelper.Out("Could not solve the captcha.", DebugHelper.Type.Error);
            else
                DebugHelper.Out("Result: " + api.GetTaskSolution().token, DebugHelper.Type.Success);

        }
    }
}

How to solve Altcha proxy-on in bash

echo "option 1:"
curl -i -H "Accept: application/json" \
     -H "Content-Type: application/json" \
     -X POST -d '{
    "clientKey":"YOUR_API_KEY_HERE",
    "task":
        {
            "type":"AltchaTask",
            "websiteURL":"https://website.com/",
            "challengeURL":"/some/path/to/challenge/url",
            "proxyType":"http",
            "proxyAddress":"8.8.8.8",
            "proxyPort":8080,
            "proxyLogin":"proxyLoginHere",
            "proxyPassword":"proxyPasswordHere"
        },
    "softId": 0
}' https://api.anti-captcha.com/createTask


echo "option 2:"
curl -i -H "Accept: application/json" \
     -H "Content-Type: application/json" \
     -X POST -d '{
    "clientKey":"YOUR_API_KEY_HERE",
    "task":
        {
            "type":"AltchaTask",
            "websiteURL":"https://website.com/",
            "challengeJSON":"{\"algorithm\":\"SHA-256\",\"challenge\":\"2b40f7ba3393f9513016879de41c7221f14e563856de2f647233a00accf9c28b\",\"salt\":\"08d8f273d79df143355b9e5f\",\"signature\":\"1de2bbf282420aef6ca0a84c38c85e2b1e40023d28bef72278d735555a8f47fb\"}",
            "proxyType":"http",
            "proxyAddress":"8.8.8.8",
            "proxyPort":8080,
            "proxyLogin":"proxyLoginHere",
            "proxyPassword":"proxyPasswordHere"
        },
    "softId": 0
}' https://api.anti-captcha.com/createTask

Task creation object

Property Type Required Purpose
type String Yes AltchaoTask
websiteURL String Yes Address of a target web page. Can be located anywhere on the web site, even in a member area. Our workers don't navigate there but simulate the visit instead.
challengeURL String No Option 1: Challenge URL from altcha-widget

<altcha-widget challengeurl="/this/one"></altcha-widget >
challengeJSON String No Option 2: Challenge JSON fetched from challenge URL of the widget
proxyType String Yes Type of proxy
http - usual http/https proxy
socks4 - socks4 proxy
socks5 - socks5 proxy
proxyAddress String Yes Proxy IP address ipv4/ipv6. No host names or IP addresses from local networks.
proxyPort Integer Yes Proxy port
proxyLogin String Yes Login for proxy which requires authorization (basic)
proxyPassword String Yes Proxy password

Task solution object

Property Type Purpose
token String Token string required for interacting with the submit form on the destination page.
userAgent String User-Agent of the worker's browser. Use may want to use it when you submit the response token.

Response example

{
    "errorId":0,
    "status":"ready",
    "solution":
    {
        "token":"eyJhbGdvcml0aG0iOiJTSEEtMjU2IiwiY2hhbGxlbmdlIjoiZWFiOTE3NjRkM2Y5ZDBjMGU4ZmR.......",
        "userAgent":"Mozilla\5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/145.0.0.0 Safari\/537.36"
    },
    "cost":"0.001500",
    "ip":"46.98.54.221",
    "createTime":1472205564,
    "endTime":1472205570,
    "solveCount":"0"
}