What actually happens in CodeSensei?

One button. AI walks through the sample code and links it to a classic book.

Demo

Let AI walk through this code

calc.js — sample code

function calc(a, b, c, d) {
  const x = a * b;
  const y = c + d;
  return x - y;
}

Click and AI will analyze this code (takes a few seconds)

After signup, AI explains your actual code in the same way as this demo.

Code quality, design principles, databases, web, security — the foundations engineers actually need.

Try the free plan first, decide later. No credit card. 3 seconds to sign up.