Bypass Cyrillic text captchas via our generic image API (base64 upload). Accuracy depends on image quality and is not separately benchmarked per variant.
CaptchaKings provides Cyrillic text captcha recognition (Russian-language sites, forums, and registration forms) via our generic image OCR endpoint:
Plug into your existing Python, Node.js, PHP, or cURL bots in less than 5 minutes.
import requests
API_KEY = "ck_your_api_key_here"
with open("captcha_ru.png", "rb") as f:
r = requests.post(
"https://captchakings.com/api/process.php",
headers={"Authorization": f"Bearer {API_KEY}"},
files={"captcha": f},
timeout=30,
).json()
if r.get("success"):
print("Recognized Cyrillic text:", r["data"]["prediction"])
print("Confidence:", r["data"]["confidence"])
else:
print("Error:", r.get("error"))
const fs = require('fs');
async function solveCaptcha() {
const form = new FormData();
form.append('captcha', new Blob([fs.readFileSync('captcha_ru.png')]), 'captcha_ru.png');
const res = await fetch('https://captchakings.com/api/process.php', {
method: 'POST',
headers: { 'Authorization': 'Bearer ck_your_api_key_here' },
body: form
});
const data = await res.json();
if (data.success) console.log('Recognized Cyrillic text:', data.data.prediction);
}
solveCaptcha();
curl -X POST "https://captchakings.com/api/process.php" \
-H "Authorization: Bearer ck_your_api_key_here" \
-F "captcha=@captcha_ru.png"
# → {"success":true,"data":{"prediction":"...","confidence":"89.79%"},
# "billing":{"amount_charged":"0.000800","balance_remaining":"0.499200"}}
<?php
$apiKey = "ck_your_api_key_here";
$ch = curl_init('https://captchakings.com/api/process.php');
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HTTPHEADER => ['Authorization: Bearer ' . $apiKey],
CURLOPT_POSTFIELDS => ['captcha' => new CURLFile('captcha_ru.png')]
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);
if ($data['success']) echo "Recognized Cyrillic text: " . $data['data']['prediction'];
?>
Limited support — this captcha type is solved through the generic image API. Accuracy depends on image quality; see /supported-captchas for the live capability matrix.
This service solves image captchas containing Cyrillic (Russian) text, commonly used on Russian-language websites and forums, fully optimized for 2026 security standards.
Yes, our OCR effectively separates and identifies Cyrillic letters even when they are overlapped, rotated, or placed on noisy backgrounds.
Russian captchas are solved via our generic image API (base64 upload). Accuracy depends on image quality and is not separately benchmarked per variant — see /supported-captchas and /benchmarks.