Explainer8 min
What is an LLM? A five-minute explainer
The technology behind ChatGPT, Claude and Gemini, explained without the math.
BeginnerBeginnersOffice workers
Learn
Practical AI guides and plain-language explainers. Filter by role and level.
All guides
Type
Role
Level
Explainer7 min
Why AI gets things wrong: understanding hallucinations
Why AI states wrong things with confidence, where it slips most often, and how to check its answers.
BeginnerBeginnersOffice workers
Explainer8 min
Tokens and pricing, explained simply
What "$2 per million tokens" on an AI price list means, and how to estimate what your own usage would cost.
BeginnerBeginnersOffice workersDevelopers