C# Module for 2Captcha API

Official .NET client library for 2Captcha. It provides seamless integration with the captcha‑solving API and solves all supported challenges:

Solving of any type of captcha:

• Normal Captcha;
• Audio Captcha;
• Text Captcha;
• reCAPTCHA v2;
• reCAPTCHA v3;
• FunCaptcha;
• GeeTest;
• GeeTest v4;
• Lemin Cropped Captcha;
• Cloudflare Turnstile; Amazon WAF;
• KeyCaptcha;
• atbCAPTCHA;
• Capy;
• Grid;
• Canvas;
• ClickCaptcha;
• Rotate;
• MTCaptcha;
• Friendly Captcha;
• Cutcaptcha.

Installation

Install the package via NuGet

dotnet add package 2captcha-csharp

Instantiate TwoCaptcha solver = new TwoCaptcha('YOUR_API_KEY'); and configure optional parameters such as SoftId, callback URL, default timeout, reCAPTCHA timeout and polling interval