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API Tutorials

Endpoint-by-endpoint API tutorials for reCAPTCHA, Turnstile, hCaptcha, image OCR, GeeTest, and more.

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API Tutorials How to Solve reCAPTCHA Invisible Using API
Step-by-step guide to solving invisible re CAPTCHA using Captcha AI API.

How to Solve reCAPTCHA Invisible Using API

Step-by-step guide to solving invisible re CAPTCHA using Captcha AI API. Detect invisible widgets, extract sit...

Jan 10, 2026
API Tutorials Improving OCR CAPTCHA Accuracy with CaptchaAI Settings
Optimize OCR CAPTCHA solve accuracy using Captcha AI API parameters — numeric, min Len, max Len, language, regsense, and textinstructions.

Improving OCR CAPTCHA Accuracy with CaptchaAI Settings

Optimize OCR CAPTCHA solve accuracy using Captcha AI API parameters — numeric, min Len, max Len, language, reg...

Jan 09, 2026
API Tutorials Phrase, MinLen, and MaxLen Parameters for Image CAPTCHA
Use phrase, min Len, and max Len parameters to constrain image CAPTCHA solving with Captcha AI and improve accuracy.

Phrase, MinLen, and MaxLen Parameters for Image CAPTCHA

Use phrase, min Len, and max Len parameters to constrain image CAPTCHA solving with Captcha AI and improve acc...

Jan 09, 2026