High-accuracy voice recognition and speech-to-text neural solver designed for reCAPTCHA audio, hCaptcha voice challenges, and sound verification puzzles.
Status: Planned / In Development. CaptchaKings is engineering a dedicated AI-driven Audio Captcha Solver API utilizing advanced Whisper neural speech-to-text models with integrated background noise filtering. While audio challenge solving is in active development, our live production APIs currently deliver industry-leading performance on Amazon AWS WAF, GeeTest v3/v4, Tencent, MTCaptcha, and image CAPTCHAs. Register today for a $0.50 free trial balance.
These capabilities are in active development. For live production endpoints, see the capability matrix.
Engineered with fine-tuned Whisper-class speech recognition models to transcribe distorted audio accurately.
Automated spectral subtraction and noise reduction filters to isolate spoken audio tokens.
Built for multilingual voice challenges across English, Spanish, French, German, and Chinese.
Enables automation tools to reliably solve accessibility audio challenges on protected portals.
The code snippets below demonstrate the planned API integration format for automated audio captcha resolution.
import requests
API_KEY = "ck_your_api_key_here"
AUDIO_FILE = "challenge.mp3" # audio challenge file
PAGE_URL = "https://target-website.com"
# Planned preview — final endpoint announced at release
# Workflow:
# 1. POST API key + audio file + page URL to solver endpoint
# 2. Receive transcribed text in response
# 3. Submit transcribed text to target challenge
print("Audio captcha support is coming soon to CaptchaKings.")const API_KEY = 'ck_your_api_key_here';
const AUDIO_FILE = 'challenge.mp3';
const PAGE_URL = 'https://target-website.com';
// Planned preview — final endpoint announced at release
console.log('Audio captcha support is coming soon to CaptchaKings.');# Planned preview — final endpoint announced at release
# 1. Submit audio task (multipart upload)
curl -X POST "https://captchakings.com/api/in.php" \
-F "key=ck_your_api_key_here" \
-F "method=audio" \
-F "[email protected]" \
-F "pageurl=https://target-website.com" \
-F "json=1"
# 2. Poll for the result
curl "https://captchakings.com/api/res.php?key=ck_your_api_key_here&id=TASK_ID&json=1"<?php
$apiKey = 'ck_your_api_key_here';
$audioFile = 'challenge.mp3';
$pageUrl = 'https://target-website.com';
// Planned preview — final endpoint announced at release
echo 'Audio captcha support is coming soon to CaptchaKings.';
?>Audio captcha solver is planned (in development) — see /supported-captchas for the live capability matrix and /changelog for launch updates.
Audio captcha support is currently planned and undergoing AI speech model training. Live production APIs are available for Amazon WAF, GeeTest, Tencent, MTCaptcha, and image CAPTCHAs.
The solver targets >95% accuracy across voice challenges with sub-5s resolution times using optimized Whisper speech models.
Audio pricing will be announced at launch. Production rates for currently supported captcha types start at $0.80 per 1,000 solves with a $0.50 free trial balance.
Create a free account now — your $0.50 free balance works immediately on all production APIs (GeeTest, Tencent, MTCaptcha, Amazon AWS WAF, image/text OCR), and you'll be first to know when audio captcha goes live.
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