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Learning paths

Curated sequences through the index. Each path leans on the best free material and tells you where a paid credential is actually worth it.

The AI-literate professional

Non-technical · 3–6 weeks · mostly free
5 steps

Understand how modern AI works, use it well at work, and know enough to talk with technical teams. No coding.

  1. University of Helsinki and MinnaLearn · ~30 hours, self-paced
    Free
  2. DeepLearning.AI · ~7 hours (4 modules)
    Free to audit · ~$49
  3. Anthropic · 9 chapters, self-paced
    Free
  4. Google · Under 10 hours, self-paced
    $49/mo
  5. Microsoft and LinkedIn · ~4-6 hours (5 courses)
    Free

Zero to machine learning engineer

Can code a little · 6–9 months · free core, optional certificate
7 steps

The classic route: Python and math foundations, then the Stanford/DeepLearning.AI curriculum, then deep learning and shipping models to production.

  1. University of Michigan · 2 months at 10 hrs/week (5 courses, ~79 hours)
    Free to audit · $49/mo
  2. DeepLearning.AI · 12 weeks at 5 hrs/week (3 courses, ~94 hours)
    Free to audit · $49/mo
  3. Stanford Online / DeepLearning.AI · 2 months at 10 hrs/week (~95 hours, 3 courses)
    Free to audit · $49/mo
  4. DeepLearning.AI · 3 months at 10 hrs/week (~129 hours, 5 courses)
    Free to audit · $49/mo
  5. fast.ai · 9 lessons, ~90 minutes each plus notebooks
    Free
  6. DeepLearning.AI · ~11 hours (3 modules)
    Free to audit · $49/mo
  7. Anyscale (Goku Mohandas) · Self-paced (foundations + MLOps lessons)
    Free

LLM & agent developer

Developers · 4–8 weeks · entirely free
7 steps

Go from calling a model API to building agents with tool use and MCP, using official training from Anthropic, Hugging Face and Microsoft.

  1. Anthropic · Self-paced (~12 lessons)
    Free
  2. Anthropic · 9 chapters, self-paced
    Free
  3. Anthropic · Self-paced (multi-module with final assessment)
    Free
  4. Free
  5. Hugging Face · ~15-20 hours (5 units plus bonus units)
    Free
  6. Anthropic · Self-paced (4 modules)
    Free
  7. Hugging Face · 12 chapters, self-paced
    Free

Deep learning from first principles

Comfortable with Python & calculus · 3–6 months · free
6 steps

Build intuition with the best visual explanations, then code neural networks from scratch and follow the MIT and Stanford university courses.

  1. 3Blue1Brown (Grant Sanderson) · ~3 hours total (8 videos)
    Free
  2. Andrej Karpathy · 8 lectures (~15+ hours), ongoing
    Free
  3. MIT · 9 lectures plus 3 software labs (~2 weeks intensive)
    Free
  4. d2l.ai (Zhang, Lipton, Li & Smola) · Self-paced (full textbook)
    Free
  5. Stanford University · 10 weeks (one quarter)
    Free
  6. Stanford University · 10 weeks (one quarter)
    Free

AI for leaders & executives

Managers and founders · 2–8 weeks · free start, premium credential optional
4 steps

Build strategic fluency fast with free material, then decide whether a branded executive program from MIT or Oxford is worth the investment.

  1. DeepLearning.AI · ~7 hours (4 modules)
    Free to audit · ~$49
  2. University of Helsinki and MinnaLearn · ~30 hours, self-paced
    Free
  3. MIT Sloan School of Management and MIT CSAIL · 6 weeks at 6-8 hrs/week
    $3,850
  4. University of Oxford, Saïd Business School · 6 weeks at 7-10 hrs/week
    $3,280

Get AI-certified for the cloud

Working professionals · 2–4 months · $99–$200 per exam
5 steps

Stack recognized credentials: start with the entry-level AWS and Azure AI exams, then move to the professional-grade Google Cloud ML Engineer.

  1. Amazon Web Services · Exam: 90 minutes, 65 questions
    $100 exam
  2. Microsoft · Exam: approx. 45-65 minutes
    $99 exam
  3. Google Cloud · Exam: 90 minutes, 50-60 multiple choice questions
    $99 exam
  4. IBM · 13 courses, approx. 4 months at 10 hrs/week
    Free to audit · $49/mo
  5. Google Cloud · Exam: 2 hours, 50-60 multiple choice questions
    $200 exam

AI safety, ethics & governance

Everyone · 4–10 weeks · free
4 steps

From the accessible Helsinki ethics course to the technical safety curriculum used by alignment researchers.

  1. University of Helsinki · 7 chapters, self-paced (approx. 20 hours)
    Free
  2. Center for AI Safety · Approx. 4 hours, 3 modules
    Free
  3. BlueDot Impact · 12 weeks, approx. 5 hrs/week (8 weeks learning plus 4-week project)
    Free
  4. Center for AI Safety · Approx. 8 weeks of lectures and assignments, self-paced
    Free

Reinforcement learning, properly

Advanced · 3–5 months · free
4 steps

The sequence serious RL learners follow: the DeepMind lectures, a hands-on course where you train agents, then Berkeley's deep RL and the OpenAI reference material.

  1. UCL / Google DeepMind (David Silver) · 10 lectures, ~1.5 hours each
    Free
  2. Hugging Face · 8 units plus bonus units, self-paced
    Free
  3. OpenAI · Self-paced (docs, exercises, and code)
    Free
  4. UC Berkeley · One semester (~25 lectures)
    Free