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Going further: how AI products work

Once you have the basics, learn the patterns most AI products are built on.

Everyone3 guides36 min in totalBeginner → Practical

Start with the first guide →

Course

  1. RAG explained: handing AI a reference book

    How do chatbots answer from your company's documents? Here's how RAG, a pattern widely used in AI products, works.

    BeginnerExplainer9 min

  2. What is an AI agent?

    Unlike a chatbot that only answers, an agent takes a goal and keeps going, using tools and checking results, until the job is done. How it works, what it suits, and what to settle before you hand it work.

    BeginnerExplainer9 min

  3. A minimal RAG chatbot with ten documents

    Build a Python chatbot that searches ten internal policy documents with embeddings and answers only from what it finds, then test search and answers separately and fix what breaks.

    PracticalHow-to guide18 min

Other courses

  • Start hereEveryone

    AI First Steps

    What AI is, how to ask it, and what to watch out for — the basics everyone should start with, whatever their job.

    1. What is an LLM? A five-minute explainer
    2. Five principles for better prompts
    3. Why AI gets things wrong: understanding hallucinations
    4. Using AI at work safely: personal data and confidential information
    5. Tokens and pricing, explained simply

    5 guides41 min in totalBeginner

  • Courses by roleOffice workers

    For office workers: AI for everyday work

    Cut down the work you repeat every day — spreadsheets, reports, email and meeting notes.

    1. Write spreadsheet formulas with AI: describe it, get the formula
    2. Get a three-line summary of a long report
    3. Write work emails in the right tone: requests, apologies, refusals
    4. Turn meeting notes into action items
    5. Let AI do the totals instead of a pivot table

    5 guides53 min in totalBeginner → Practical

  • Courses by roleMarketers

    For marketers: from copy to data

    Draft ads and content faster, then move on to reading your campaign results.

    1. Draft A/B ad copy with AI
    2. Define and test three customer personas
    3. AI drafts, people finish: a blog workflow
    4. Find insights in campaign results

    4 guides50 min in totalBeginner → Practical

  • Courses by roleDesigners

    For designers: image generation done right

    From prompt basics to mood boards, copyright checks and consistent results.

    1. Image prompt basics for designers
    2. Make a mood board in ten minutes
    3. Copyright and commercial-use checklist for generated images
    4. Keep a character or product consistent across scenes

    4 guides49 min in totalBeginner → Practical

  • Courses by roleDevelopers

    For developers: AI in your code and products

    From your first API call to working with coding assistants, structured output and cost control.

    1. Your first LLM API call: from key to response
    2. Getting good results from AI coding assistants
    3. Get structured (JSON) output from an LLM
    4. Cut API costs with prompt caching

    4 guides61 min in totalBeginner → Practical