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Invisible reCAPTCHA v2 Solver

Efficiently bypass invisible reCAPTCHA without user interaction.

CaptchaAI is a reliable Invisible reCAPTCHA solver for developers and automation systems. Easily solve Invisible reCAPTCHA challenges and bypass Invisible reCAPTCHA verification in background workflows with our Invisible reCAPTCHA solving service, offering stable token generation and predictable scaling.

  • > 99% success rate
  • Thread-based subscription
  • Unlimited solving
  • No per-captcha billing
Solve Invisible reCAPTCHA v2 Now View API Guide
Invisible reCAPTCHA v2
Success Rate
Speed
Subscription
Per 1,000
How to bypass
Invisible reCAPTCHA v2
Efficiently bypass invisible reCAPTCHA without user interaction.
99%+
Success Rate
< 30 sec
Typical solving time
Custom plan
Unlimited solving
Custom quote
Per 1,000
Details API docs

What is Invisible reCAPTCHA v2?

Invisible reCAPTCHA v2 is a Google verification method designed to protect websites without displaying the traditional “I’m not a robot” checkbox. Instead, the verification is triggered automatically when a user performs an action such as submitting a form, logging in, or completing another sensitive action. In most cases, users do not see any challenge unless the system detects suspicious behavior. This allows websites to maintain strong protection while minimizing visible friction in the user experience.

For automation systems, an Invisible reCAPTCHA v2 solver is often required to handle this type of verification programmatically. It enables automated tools to obtain a valid verification token and complete actions on websites that use Invisible reCAPTCHA v2 protection.

How to Solve Invisible reCAPTCHA V2

CaptchaAI provides automated Invisible reCAPTCHA v2 solving for developers and automation systems. 
Our Invisible reCAPTCHA v2  solver allows you to solve Invisible reCAPTCHA v2 and bypass Invisible reCAPTCHA v2 verification using a simple API workflow.

  1. Locate the Site Key and Page URL
  2. Submit the task
  3. Receive a task ID and wait 15–20 seconds.
  4. Poll for the result
  5. Apply the token based on the site’s implementation:
  • Standard injection (most common):
PYTHON 
document.getElementById("g-recaptcha-response").innerHTML = "TOKEN_FROM_CAPTCHAAI";
  • Callback-based execution (if the site uses one):
PYTHON 
// Replace `onVerify` with the actual callback name
onVerify("TOKEN_FROM_CAPTCHAAI");

6. Trigger the protected action (e.g., form submission, button click) immediately after token injection.


Developer Quick Start

Solve Invisible reCAPTCHA v2 Using CaptchaAI API

Integrate Invisible reCAPTCHA v2 solving easily using the CaptchaAI API.
Use ready-to-run examples to automate hidden verification flows in minutes.

Documentation for Developers 
import requests
import time

API_KEY = "YOUR_API_KEY_HERE"
SITE_KEY = "6LfP0CITAAAAAHq9FOgCo7v_fb0-pmmH9VW3ziFs"
PAGE_URL = "https://www.google.com/recaptcha/api2/demo?invisible=true"

# Submit captcha
response = requests.post("https://ocr.captchaai.com/in.php", data={
    'key': API_KEY,
    'method': 'userrecaptcha',
    'googlekey': SITE_KEY,
    'pageurl': PAGE_URL,
    'invisible': 1,
    'json': 1
})

task_id = response.json()['request']
print(f"Task ID: {task_id}")

# Wait and get result
time.sleep(20)
while True:
    result = requests.get("https://ocr.captchaai.com/res.php", params={
        'key': API_KEY,
        'action': 'get',
        'id': task_id,
        'json': 1
    }).json()
    
    if result['status'] == 1:
        print(f"Token: {result['request']}")
        break
    time.sleep(5)
const axios = require('axios');

const API_KEY = 'YOUR_API_KEY_HERE';
const SITE_KEY = '6LfP0CITAAAAAHq9FOgCo7v_fb0-pmmH9VW3ziFs';
const PAGE_URL = 'https://www.google.com/recaptcha/api2/demo?invisible=true';

async function solveCaptcha() {
  // Submit captcha
  const formData = new URLSearchParams({
    key: API_KEY,
    method: 'userrecaptcha',
    googlekey: SITE_KEY,
    pageurl: PAGE_URL,
    invisible: 1,
    json: 1
  });
  
  const submitRes = await axios.post('https://ocr.captchaai.com/in.php', formData);
  const taskId = submitRes.data.request;
  console.log(`Task ID: ${taskId}`);
  
  // Wait and get result
  await new Promise(resolve => setTimeout(resolve, 20000));
  
  while (true) {
    const result = await axios.get('https://ocr.captchaai.com/res.php', {
      params: { key: API_KEY, action: 'get', id: taskId, json: 1 }
    });
    
    if (result.data.status === 1) {
      console.log(`Token: ${result.data.request}`);
      break;
    }
    await new Promise(resolve => setTimeout(resolve, 5000));
  }
}

solveCaptcha();
<?php

$API_KEY = 'YOUR_API_KEY_HERE';
$SITE_KEY = '6LfP0CITAAAAAHq9FOgCo7v_fb0-pmmH9VW3ziFs';
$PAGE_URL = 'https://www.google.com/recaptcha/api2/demo?invisible=true';

// Submit captcha
$ch = curl_init('https://ocr.captchaai.com/in.php');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query([
    'key' => $API_KEY,
    'method' => 'userrecaptcha',
    'googlekey' => $SITE_KEY,
    'pageurl' => $PAGE_URL,
    'invisible' => 1,
    'json' => 1
]));

$response = json_decode(curl_exec($ch), true);
curl_close($ch);

$taskId = $response['request'];
echo "Task ID: $taskId\n";

// Wait and get result
sleep(20);

while (true) {
    $ch = curl_init('https://ocr.captchaai.com/res.php?' . http_build_query([
        'key' => $API_KEY,
        'action' => 'get',
        'id' => $taskId,
        'json' => 1
    ]));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $result = json_decode(curl_exec($ch), true);
    curl_close($ch);
    
    if ($result['status'] == 1) {
        echo "Token: " . $result['request'] . "\n";
        break;
    }
    sleep(5);
}

?>

Use Cases

Common workflows where automated Invisible reCAPTCHA v2 solving helps reduce friction and improve scalability.

Web scraping
Data collection automation
SEO automation tools
Account workflows
Form submission automation

Invisible reCAPTCHA v2 vs reCAPTCHA v2

Both versions belong to reCAPTCHA v2, but Invisible reCAPTCHA v2 removes the visible checkbox and verifies users automatically when they perform an action.

Feature Invisible reCAPTCHA v2 reCAPTCHA v2 (Checkbox)
Verification Flow Verification is triggered automatically when the user submits a form or performs an action User must click the "I'm not a robot" checkbox before verification
User Interaction No visible checkbox required Requires visible checkbox interaction
Challenge Display Challenge appears only if suspicious behavior is detected Image challenge appears after clicking the checkbox when needed
User Experience Seamless verification with minimal friction Adds an extra step in the user flow
Implementation Triggered through form submission or button actions Implemented as a visible checkbox widget
Best For Modern forms, login pages, and seamless user flows Websites that require explicit human verification

If the target site uses the standard checkbox flow, use the reCAPTCHA v2 solver.

Use reCAPTCHA v2 Solver

FAQ

Frequently Asked Questions

reCAPTCHA Invisible verifies users in the background without requiring checkbox interaction, triggering challenges only when risk is detected.

You can solve Invisible reCAPTCHA v2 by submitting the sitekey and page URL through API and retrieving a valid verification token.

Failures may occur due to incorrect parameters, domain mismatch, or Enterprise configuration conflicts.

Invisible reCAPTCHA v2 runs without visible checkbox interaction but follows similar verification logic to v2.

Need more help? Check CaptchaAI Help Center

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