CaptchaKings Node.js SDK

The fastest AI-powered CAPTCHA solver for Node.js. Solve reCAPTCHA, hCaptcha, Turnstile, FunCaptcha, GeeTest, Amazon WAF, and 40+ more captcha types.

🎉 Get 1000 free credits when you sign up!

⚡ Quick Start

npm install captchakings

const CaptchaKings = require('captchakings');

const solver = new CaptchaKings('YOUR_API_KEY');

// Solve text/image captcha
const result = await solver.solveImage('./captcha.png');
console.log(result.text); // "xK9mP2"

// Solve reCAPTCHA v2
const token = await solver.recaptchaV2({
  sitekey: '6Le-wvkSAAAAAPBMRTvw...',
  url: 'https://example.com'
});
console.log(token);

That's it. 3 lines of code. 🚀

📦 Installation

npm install captchakings
# or
yarn add captchakings

🎯 Supported Captcha Types

| Type | Method | Avg Speed | |------|--------|-----------| | Text/Image | solveImage() | < 1s | | reCAPTCHA v2 | recaptchaV2() | < 15s | | reCAPTCHA v3 | recaptchaV3() | < 10s | | hCaptcha | hcaptcha() | < 20s | | Cloudflare Turnstile | turnstile() | < 10s | | FunCaptcha | funcaptcha() | < 15s | | GeeTest v3/v4 | geetest() | < 10s | | Amazon WAF | amazonWaf() | < 20s | | DataDome | datadome() | < 15s | | MTCaptcha | solveMtcaptcha() | < 3s |

📖 Examples

Text/Image Captcha

const CaptchaKings = require('captchakings');
const solver = new CaptchaKings('YOUR_API_KEY');

// From file path
const result = await solver.solveImage('./captcha.png');
console.log(`Text: ${result.text}, Confidence: ${result.confidence}`);

// From base64
const result2 = await solver.solveImageBase64(base64String);
console.log(result2.text);

// From URL
const result3 = await solver.solveImageUrl('https://example.com/captcha.jpg');
console.log(result3.text);

reCAPTCHA v2

const token = await solver.recaptchaV2({
  sitekey: '6Le-wvkSAAAAAPBMRTvw0Q4Muexq9bi0DJwx_mJ-',
  url: 'https://example.com/login',
  invisible: false
});
console.log(`Token: ${token}`);

hCaptcha

const token = await solver.hcaptcha({
  sitekey: 'a5f74b19-9e45-40e0-b45d-47ff91b7a6c2',
  url: 'https://example.com'
});

Cloudflare Turnstile

const token = await solver.turnstile({
  sitekey: '0x4AAAAAAABS7vwvV6VFfMcD',
  url: 'https://example.com'
});

Amazon WAF

const token = await solver.amazonWaf({
  sitekey: 'AQIDAHjcYu/GjX...',
  url: 'https://www.amazon.com',
  iv: 'CgAHazEKBQgA...',
  context: 'qoJh+bGhBQ...'
});

MTCaptcha (image → text)

// From file
const result = await solver.solveMtcaptcha({ imagePath: './mtcaptcha.jpg' });
console.log(result.text, result.confidence);

// From base64 (e.g. extracted from the page)
const r2 = await solver.solveMtcaptcha({ imageBase64: 'data:image/jpeg;base64,/9j/4AAQ...' });
console.log(r2.text);

Check Balance

const credits = await solver.getBalance();
console.log(`Credits: ${credits}`);

Error Handling

const { CaptchaKings, CaptchaError } = require('captchakings');

try {
  const result = await solver.solveImage('./captcha.png');
  console.log(result.text);
} catch (err) {
  if (err instanceof CaptchaError) {
    console.error(`Captcha Error: ${err.message} (${err.code})`);
  }
}

🆚 Why CaptchaKings?

| Feature | CaptchaKings | 2Captcha | Anti-Captcha | |---------|:-----------:|:--------:|:------------:| | Speed | ⚡ < 1s | 🐌 5-15s | 🐌 5-15s | | Accuracy | 99.9% | 95% | 95% | | AI-Powered | ✅ Yes | ❌ Human | ❌ Human | | Price (text) | $0.50/1K | $2.99/1K | $2.00/1K | | 40+ Types | ✅ | ❌ | ❌ | | Free Trial | ✅ 1000 credits | ❌ | ❌ |

🔗 Links

• 🌐 Website: captchakings.com
• 🐍 Python SDK: captchakings-python
• 📖 API Docs: captchakings.com/docs
• 💬 Support: [email protected]

📄 License

MIT License - see LICENSE for details.