HexaHype
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Interactive AI & ML lessons

Understand how AI
actually works, from the ground up.

HexaHype is a growing library of hands-on lessons on machine learning and AI: full courses, short reads, and guided paper walkthroughs. Each one is built from first principles, with worked examples and runnable code that make the ideas stick.

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2 tracks live · 17 lessons · ~92 min · free to read, more on the way

A path through modern AI

From the building blocks up to generative AI, here is the arc we are building. Read what is live today and watch it grow.

  1. 1

    Foundations

    Available now

    The building blocks every model is made of.

  2. 2

    Architectures

    In progress

    How those blocks assemble into the models running today.

  3. 3

    Generative AI, in depth

    Coming soon

    Put models to work: steer them, ground them, and let them act.

  4. 4

    From the source

    Coming soon

    Guided, plain-language reads of the papers that shaped the field.

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Your personal study layer

Reading is free and needs no account. Sign in and the lessons turn into a study tool that remembers you.

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Progress that follows you

Every lesson remembers where you stopped, on any device, so you always pick up where you left off.

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Highlights & notes

Mark up the text and jot your own notes. They stay anchored to the exact passage.

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Spaced review

Key ideas come back on an FSRS schedule, right before you would forget them.

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Exercises

Predict outputs, trace algorithms, and check your understanding with instant feedback.

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Focus mode

Hide every distraction and read full-screen, like a calm, paginated book.

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Themes, synced

Light, sepia, and dark, plus all your data, kept in sync across your devices.

📖 Free, no account

  • Every track, start to finish
  • Nothing stored on a server
  • Zero tracking

✨ With a free account

  • Progress tracking
  • Highlights & notes
  • Spaced review, synced across devices
  • Dark & sepia themes
  • Full-screen focus mode

Never tracked when you're signed out. With an account we store only your email and your own notes, never sold, no ads. Delete it anytime and it's gone for good.