Go further with Pro
Foundations is free. Pro unlocks the full ML engineering curriculum, unlimited AI tutor access, and certificates.
- ✓ All 7 Foundations modules (50+ lessons)
- ✓ Foundations flashcards
- ✓ Interactive Pyodide coding exercises
- ✓ 10 AI tutor messages per day
- ✗ Classical ML curriculum (Part 1)
- ✗ AI Engineering curriculum (Part 2)
- ✗ Open Source LLMs curriculum (Part 3)
- ✗ Interview prep content
- ✗ Unlimited AI tutor
- ✗ Certificates of completion
- ✓ Everything in Free
- ✓ Classical ML curriculum (Part 1)
- ✓ AI Engineering curriculum (Part 2)
- ✓ Open Source LLMs curriculum (Part 3)
- ✓ Interview prep content
- ✓ Flashcards for all modules
- ✓ Unlimited AI tutor
- ✓ Certificates of completion
Cancel anytime. No commitment.
Common questions
What's included in Foundations?
Foundations covers Python, Software Design, Data Systems, Numerical Computing, Probability & Statistics, and APIs & Async — 7 complete modules with 50+ lessons, interactive coding exercises, and flashcards. It's free, no credit card required.
What is the AI tutor?
The AI tutor is a context-aware assistant that knows which lesson you're on. Ask it to explain a concept, debug your code, or give you a harder challenge. Free accounts get 10 messages per day. Pro is unlimited.
When does Part 1 launch?
Classical ML (Part 1) is in active development. Pro subscribers will get access as lessons ship — you won't be charged for content that isn't ready yet.
Can I cancel?
Yes, anytime. Monthly subscribers keep access until the end of their billing period. Annual subscribers can cancel and won't be charged for the next year.