What even is AI? The actual simple version

Here's the one-sentence version: AI is software that's been trained on huge amounts of text, images, or data so it can produce new text, images, or answers that look like something a person made.

That's it. That's the whole concept. Everything else — the debates, the jargon, the "is it actually thinking" arguments — is detail you don't need to get started.

Forget "artificial intelligence" as a phrase

It doesn't help. It makes people picture robots or sci-fi. What you're actually using day to day is closer to a very well-read assistant: something that has absorbed an enormous amount of writing and can use patterns from that to help with your writing, your questions, your planning.

It's not thinking. It's not conscious. It's predicting the next sensible word or pixel based on everything it's seen before — and it turns out that's useful for an enormous number of everyday tasks.

The bit that matters

You talk to it like a person, in plain English

No code. No special syntax. You type what you want — "write a polite email chasing an unpaid invoice" — and it writes a draft. You can then ask it to change the tone, shorten it, or try again.

What people actually use it for

Not building robots. Ordinary stuff:

Drafting emails and messages. Summarising a long document. Coming up with ideas when you're stuck. Explaining something confusing in simpler terms. Writing a first draft of a caption, a post, a description — anything you'd otherwise stare at a blank page for.

2 The number of things you actually need to know before you start: how to describe what you want, and how to ask it to try again.

The two tools worth knowing

ChatGPT and Claude are the two most widely used general-purpose AI assistants. Both work the same basic way: you type what you want, in your own words, and it responds. Both have free versions that are genuinely useful — you don't need to pay anything to try this out.

You don't need to pick "the best one" before you start. Open either one, type something you'd normally spend ten minutes agonising over, and see what comes back. Edit it. Ask it to change something. That's the whole skill.

What it's not good at

Being right about specific facts, dates, or numbers without checking. It can sound completely confident while being wrong, so anything that actually matters — a price, a date, a legal detail — needs a second check from you or a real source.

It's a drafting tool and a thinking partner, not a source of truth. Use it to get moving, not to get the final word.

The takeaway: you don't need to understand how AI works to get value from it. You need five minutes, a real task you're avoiding, and a willingness to edit what it gives you.