About Capstok

Capstok is a challenge-first platform for builders in AI, blockchain, and core systems. No videos — you learn by solving, with AI help and references next to every task. Available in 40+ languages, priced so a student or a career-switcher can afford it.

Why challenges, not videos?

Videos feel productive and rarely are. People skip, skim, and forget. Short challenges force you to think, try, and fail — which is when learning actually happens. When you get stuck, an AI that knows the curriculum helps you move, and every task links to the references that matter.

Access, by design

Module 1 of every course is free for anyone. Hundreds more modules open once you verify your email. Beyond that you buy credits and spend them on the modules you actually want — 15 credits to own one permanently, 5 to rent it for a week. No subscription. Content is translated into 40+ languages so English isn't a toll booth.

Mission

A skilled, educated generation — regardless of language or budget. That's it. Everything above is how.

Contact

Reach out about access or to propose a course: hello@capstok.com.