18 units · 17 articles · ~98 min

Learning path — from your first sentence about language models to your own stack

Five sections, read in order. Prerequisites are hints, not locks — every unit can be opened directly.

Foundations · 3 units · 17 min

1
What is an LLM? Large Language Models Explained · ~8 min
Learning goal: You can explain what a language model does and why it sometimes answers wrongly.
Leads to: ki-unternehmen, eu-ai-act
2
AI in the Enterprise · ~2 min
Learning goal: You can name the operational purpose of AI in your own company — data protection, cost, sovereignty.
Requires: was-ist-ein-llm · Leads to: lokal-vs-cloud
3
Local vs Cloud: TCO Comparison · ~7 min
Learning goal: You can weigh the total cost of a cloud API against running your own stack.
Requires: ki-unternehmen · Leads to: ai-stack-setup

4
EU AI Act · ~8 min
Learning goal: You can tell the four risk classes of the EU AI Act apart and place your own system.
Requires: was-ist-ein-llm · Leads to: verbotene-ai-praktiken, ki-kompetenz-art4, dsgvo-grundlagen
5
Prohibited AI Practices under EU AI Act · ~4 min
Learning goal: You recognise the practices banned under Article 5 and check whether any occur in your own company.
Requires: eu-ai-act · Leads to: eu-ai-act-checkliste
6
AI Literacy under Art. 4 EU AI Act · ~10 min
Learning goal: You can say whom the Article 4 AI-literacy duty applies to and what counts as evidence.
Requires: eu-ai-act · Leads to: eu-ai-act-checkliste, human-in-the-loop
7
GDPR Basics · ~5 min
Learning goal: You can name the legal basis on which an AI processing of personal data rests.
Requires: eu-ai-act · Leads to: ai-act-august-2026
8
EU AI Act seit 02.08.2026: was durchgesetzt wird · ~9 min · only available in German
Learning goal: You know what has actually been enforced since the 02.08.2026 start and what was postponed.
Requires: eu-ai-act, dsgvo-grundlagen · Leads to: eu-ai-act-checkliste
9
EU AI Act Compliance Checklist · ~3 min
Learning goal: You have a workable list to record where you stand in seven steps.
Requires: verbotene-ai-praktiken, ki-kompetenz-art4, ai-act-august-2026 · Leads to: weiter-im-hub

10
AI Stack Setup in 30 Minutes: Ollama + Open WebUI + Docker · ~5 min
Learning goal: You can set up a local stack of Ollama, Open WebUI and Docker.
Requires: lokal-vs-cloud · Leads to: ollama-tutorial, api-keys-sicher
11
Ollama Tutorial · ~5 min
Learning goal: You can pull models, switch between them and call them over the local API.
Requires: ai-stack-setup · Leads to: model-selection
12
Model Selection Guide · ~6 min
Learning goal: You can pick a model for a concrete use case and say why.
Requires: ollama-tutorial · Leads to: rag-guide
13
API Keys Secure Storage · ~5 min
Learning goal: You can store credentials so they never reach the repository, and you know when to rotate them.
Requires: ai-stack-setup · Leads to: mcp-server

14
MCP Server · ~3 min
Learning goal: You can connect a model to your own data source over MCP.
Requires: api-keys-sicher · Leads to: was-ist-agent-orchestration
15
RAG Guide · ~6 min
Learning goal: You can store and query your own knowledge as embeddings instead of writing it into the model.
Requires: model-selection · Leads to: weiter-im-hub
16
What is Agent Orchestration? · ~3 min
Learning goal: You can describe how several agents divide one task among themselves.
Requires: mcp-server · Leads to: human-in-the-loop
17
Human-in-the-Loop — Human-AI Collaboration · ~7 min
Learning goal: You can decide where a human has to approve — Article 14 in practice.
Requires: was-ist-agent-orchestration, ki-kompetenz-art4 · Leads to: weiter-im-hub

18
Continue in the Hub ↗ · ~2 min · external
Learning goal: You find the place where what you have read turns into work, and know what awaits you there.
Requires: eu-ai-act-checkliste, human-in-the-loop

The learning path puts these articles in order, and the Hub carries the building blocks we have checked in our own operations.

Why AI Engineering

Not legal advice.