What AI is, in plain words

Artificial intelligence (AI) is a computer program that learns from examples. In an ordinary program a person writes every rule: “if a customer spends more than a million sum, give a 5% discount”. With AI nobody writes the rules — the program finds the patterns itself by studying millions of examples.

You already use AI every day

• Your phone recognises your face.
• Telegram and YouTube suggest things you might like.
• Google Translate turns Uzbek into Russian.
• Your bank blocks a suspicious card payment.

All of that is AI.

What changed

Since 2022 we have chat models: ChatGPT, Claude, Gemini and others. You simply write to them in everyday language, as you would to a person. They:

• draft letters, posts and contracts;
• turn a long document into a short summary;
• create images, video and music;
• write software — you only explain what you want.

Most importantly, you don’t need English. Modern models understand and answer well in Uzbek and Russian.

What AI cannot do

AI doesn’t “know” things — it composes the most likely answer. So it:

1. Can be wrong, even in a very confident tone. This is called a hallucination.
2. May not know recent news unless it can search the web.
3. Doesn’t know your situation — you give it the context.

Treat AI as an assistant: it writes fast and suggests ideas, and you make the final call.

Your first step

Open Claude or ChatGPT now and write:

I work as a [your profession]. Give me 5 ways to use AI in my work, with one concrete example each.

Read the answer and try the most useful idea today. In the next lesson you’ll learn to talk to AI more effectively.