yandex_smartcaptcha.js

/**
 * Example: Solve a Yandex SmartCaptcha challenge (token-based).
 *
 * Prerequisites:
 *   Set the CAPTCHA_API_KEY environment variable.
 *   Replace websiteURL and websiteKey with values from your target page.
 */

import 'dotenv/config';
import { CaptchaClient, Tasks } from '@captcha-solver-api/javascript-sdk';

const apiKey = process.env.CAPTCHA_API_KEY || 'YOUR_API_KEY';

const captchaSolver = new CaptchaClient({ clientKey: apiKey });

// --- Proxyless example ---
// The service's own proxies are used to solve the captcha.
// websiteKey is the sitekey value from the page code or captcha iframe.
const proxylessTask = new Tasks.YandexSmartCaptchaTaskProxyless({
  websiteURL: 'https://example.com/login',                  // Full URL of the page with captcha
  websiteKey: 'FEXfAbHQsToo97VidNVk3j4dC74nGW1DgdxK4OoR'     // sitekey from page code or iframe
  // Optional fields:
  // userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) ...',
  // cookies: 'session=abc123; token=xyz789',
});

captchaSolver.solve(proxylessTask)
  .then((result) => {
    // Solution contains { token: "dV9xNjYyNTU3NjkxO4k9OTQuNVMuMjkuMjM9..." }
    console.log('result:', result);
  })
  .catch((error) => {
    console.error(error);
  });

// --- With proxy example ---
// Note: this is the only captcha type where an https proxy is accepted.
const proxyTask = new Tasks.YandexSmartCaptchaTask({
  websiteURL: 'https://example.com/login',
  websiteKey: 'FEXfAbHQsToo97VidNVk3j4dC74nGW1DgdxK4OoR',
  // --- Proxy parameters ---
  proxyType: 'http',           // http, https, socks4, or socks5 (https is accepted only for this type)
  proxyAddress: '1.2.3.4',     // Proxy IP address
  proxyPort: 8080,             // Proxy port
  proxyLogin: 'user',          // Login for proxy authorization (optional)
  proxyPassword: 'password'    // Password for proxy authorization (optional)
});

captchaSolver.solve(proxyTask)
  .then((result) => {
    console.log('result:', result);
  })
  .catch((error) => {
    console.error(error);
  });