AI-powered assistant that silently solves coding test problems and sends solutions to a second device.
- for
- Developers preparing for or taking live coding interviews.
- pricing
- freemium · free trial
- license
- open source
Key features
- Invisible operation — Runs in a separate browser context, isolated by sandboxing and Same-Origin Policy.
- No keyboard shortcuts — Provides solutions without risky shortcuts that could trigger anti-cheat flags.
- Second-device delivery — Sends solved code to a phone, tablet or computer for discreet reference.
- Supports all languages — Works with Python, Java, C++, JavaScript, TypeScript, Ruby, Go, and many more.
- Multi-format support — Handles coding, algorithm, data-structure, multiple-choice, frontend and backend tests.
- Cross-platform compatibility — Works on modern browsers, recommended Chrome, and major coding platforms like HackerRank, LeetCode, GfG, CodeSignal.
Use cases
- Solve a HackerRank coding problem in real time during an interview.
- Get step-by-step explanations for algorithm challenges in Python or Java.
- Reference solutions for frontend tasks (React, Angular, Vue) on a separate screen.
CodeRankGPT FAQ
How does CodeRankGPT work internally?+
It uses the browser’s screen-sharing API to capture screenshots of the test, sends them to a GPT-6 model which generates a solution, and delivers the answer to a second device.
Is there a subscription?+
No, it is a one-time payment; you pay once and keep the license forever, with optional additional time credits.
Can platforms like HackerRank detect the tool?+
According to the vendor, sandboxing and Same-Origin Policy prevent any platform from detecting its usage.
What languages are supported?+
All major languages including Python, SQL, Java, C, C++, JavaScript, TypeScript, Ruby, Swift, PHP, Go, Kotlin, R, MATLAB, Perl, etc.
Does it work with multiple-choice questions?+
Yes, it can solve multiple-choice theoretical questions and provide explanations.
Which browsers are recommended?+
It works in most modern browsers, with Chrome recommended for best stability.
Summarized by DevHunt from coderank.solutions · Sep 27, 2026. Details may change; check the official site.