Interactive AI & ML lessons
Understand how AI actually works, from the ground up.
NorthGradient 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.
6 tracks live · 64 lessons · ~337 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.
- 1Available now
Foundations
The building blocks every model is made of.
- 2In progress
Architectures
How those blocks assemble into the models running today.
- 3In progress
Generative AI, in depth
Put models to work: steer them, ground them, and let them act.
- 4Available now
From the source
Guided, plain-language reads of the papers that shaped the field.
Your personal study layer
Reading is free and needs no account. Sign in and the lessons become a study tool that remembers you.
Progress that follows you
Every lesson remembers where you stopped, on any device, so you always pick up where you left off.
Highlights & notes
Mark up the text and jot your own notes. They stay anchored to the exact passage.
Spaced review
Key ideas come back on an FSRS schedule, right before you would forget them.
Exercises
Predict outputs, trace algorithms, and check your understanding with instant feedback.
Focus mode
Hide every distraction and read full-screen, like a calm, paginated book.
Themes, synced
Light, sepia, and dark, plus all your data, kept in sync across your devices.