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Artificial intelligence,
translated.
An A–Z guide to the words people use when they talk about AI, explained for curious humans rather than computers.
The short version
AI is software made to do things that usually need human-like judgement.
It can be impressive. It can also be confidently wrong.Look something up
What does that mean?
229 friendly definitions and counting
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Good places to begin
Start with the essentials
01
Artificial intelligence (AI)
Computer systems made to do tasks that normally need human-like judgement.
Read the plain-English version → 02Large language model (LLM)
A model trained on vast amounts of language to work with text and, often, other media.
Read the plain-English version → 03Token
A small chunk of information that a model reads or writes.
Read the plain-English version → 04AI agent
An AI system that can work through steps and take actions toward a goal.
Read the plain-English version → 05Hallucination
An AI answer that sounds plausible but is false, unsupported or invented.
Read the plain-English version → 06Prompt
The instruction or information you give an AI system.
Read the plain-English version →