Generative AI
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Generative AI

Learn generative AI from the first token to production systems.

36 lessons in 11 modules, about 18.5 hours in all. Choose a path by level, or browse the modules.

Start hereTake the placement quiz

The Lowtide Sleeper. An overnight train from Harbour Terminus to the Far Capital. You are the new trainee while the crew learns to trust a new assistant system.

Choose a path

A path is a list of modules in a sensible order. Paths share lessons, so you can move between them.

  • Beginner

    Beginner

    How LLMs work, prompting, embeddings and vector search.

    7 lessons 3.5 hours 3 modules

    • LLM fundamentals
    • Tokenization
    • Embeddings
    • Sampling and decoding
    • +5 more
  • Intermediate

    Intermediate

    Retrieval-augmented generation and document AI.

    7 lessons 3.5 hours 2 modules

    • Document processing
    • Retrieval
    • Retrieval-augmented generation
    • RAG evaluation
    • +2 more
  • Advanced

    Advanced

    Tools, agents, MCP, memory, multi-agent systems and safety.

    8 lessons 4 hours 3 modules

    • Tool calling
    • Agents
    • Model Context Protocol
    • Context engineering
    • +3 more
  • Production

    Production

    Cost, serving, observability, evaluation, fine-tuning and system design.

    14 lessons 8 hours 3 modules

    • Retrieval-augmented generation
    • Agents
    • Safety and guardrails
    • Cost and latency
    • +7 more
Interview

Interview

Interview preparation across the course: fundamentals, RAG, agents, safety, production and system design.

24 lessons 13 hours 6 modules

  • LLM fundamentals
  • Tokenization
  • Embeddings
  • Sampling and decoding
  • Model selection
  • Document processing
  • +14 more

Compare all paths

Browse the modules

Open any module to read its lessons in order.

The cast of The Lowtide Sleeper

Each character stands for one idea in the course. You will meet them as you go.

  • Tobias

    Announcer

    fluency and hallucination

  • Merrow

    Records clerk

    retrieval and RAG

  • Wick

    Porter

    tools and agents

  • Marta Voss

    Engineer

    cost, latency and evaluation

  • Fenn

    Signalman

    safety and guardrails

Projects

Build something that puts several lessons to work.

How this course works

Read a lesson, check yourself, and come back to it later. The numbers below are counted from the course itself.

  • 36LessonsShort, in order, one idea at a time.
  • 36QuizzesOne per lesson, with a reason for every answer.
  • 217FlashcardsReview what you have read.
  • 11Cheat sheetsOne page per module, for a quick look.
  • 239Glossary termsPlain definitions of the vocabulary.
  • 5ProjectsLarger builds that use several lessons.