2captcha_cutcaptcha_solver.js

// ==UserScript==
// @name         Auto CutCaptcha Solver with 2Captcha
// @namespace    https://2captcha.com/
// @version      1.0
// @description  Automatically solves CutCaptcha using 2Captcha API
// @match        *://*/*
// @grant        GM.xmlHttpRequest
// ==/UserScript==

(async function () {

  const API_KEY = ''; // Replace with your actual 2Captcha API key

  const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));
  await sleep(2000);

  // Helper function to mimic fetch using GM.xmlHttpRequest
  const gmFetch = (url, options = {}) => {
    return new Promise((resolve, reject) => {
      GM.xmlHttpRequest({
        method: options.method || 'GET',
        url: url,
        data: options.body ? JSON.stringify(options.body) : undefined,
        headers: options.headers || {},
        onload: (response) => {
          if (response.status >= 200 && response.status < 300) {
            resolve({
              ok: true,
              json: () => Promise.resolve(JSON.parse(response.responseText)),
            });
          } else {
            reject(new Error(`HTTP error! status: ${response.status}`));
          }
        },
        onerror: (error) => {
          reject(error);
        }
      });
    });
  };

  // Detect miseryKey
  const miseryKey = CUTCAPTCHA_MISERY_KEY;
  if (!miseryKey) return;
  console.log("miseryKey", miseryKey);

  // Detect apiKey from script src
  let apiKey = '';
  const scripts = document.getElementsByTagName('script');
  for (let script of scripts) {
    if (script.src && script.src.includes('cutcaptcha')) {
      const parts = script.src.split('/');
      apiKey = parts[parts.length - 1].replace('.js', '');
      break;
    }
  }
  if (!apiKey) return;
  console.log("apiKey", apiKey);

  const pageUrl = window.location.href;

  const createTask = async () => {
    const res = await gmFetch('https://api.2captcha.com/createTask', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: {
        clientKey: API_KEY,
        task: {
          type: 'CutCaptchaTaskProxyless',
          websiteURL: pageUrl,
          miseryKey: miseryKey,
          apiKey: apiKey
        }
      }
    });
    const data = await res.json();
    if (data.errorId !== 0) throw new Error(data.errorDescription);
    console.log("2captcha task", data.taskId);
    return data.taskId;
  };

  const getToken = async (taskId) => {
    for (let i = 0; i < 24; i++) { // Poll for up to 2 minutes
      await sleep(5000);
      const res = await gmFetch('https://api.2captcha.com/getTaskResult', {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: { clientKey: API_KEY, taskId }
      });
      const data = await res.json();
      if (data.errorId !== 0) throw new Error(data.errorDescription);
      if (data.status === 'ready') return data.solution.token;
    }
    throw new Error('Timeout: captcha not solved in time');
  };

  let token;
  try {
    token = await getToken(await createTask());
  } catch (error) {
    console.error('Error solving CutCaptcha:', error);
    return;
  }

  // Inject the token
  let capTokenInput = document.querySelector('input#cap_token');
  if (!capTokenInput) {
    capTokenInput = document.createElement('input');
    capTokenInput.type = 'hidden';
    capTokenInput.id = 'cap_token';
    capTokenInput.name = 'cap_token'; // Assuming name is also cap_token if needed
    // Find the form or append to body/form
    const form = document.querySelector('form'); // Assume first form or adjust
    if (form) form.appendChild(capTokenInput);
  }
  capTokenInput.value = token;

  // Submit the form if exists
  const form = capTokenInput.closest('form');
  if (form) form.submit();

  // If callback exists
  if (typeof capResponseCallback === 'function') {
    capResponseCallback(token);
  }
})();