AI in Practice

AI can only hold so much text in mind at once, and understanding that limit explains a lot of odd behaviour. In this guide you will learn what a context window is in practice, why long chats seem to forget, and how to work with the limit rather than against it.

How to use ChatGPT for writing: drafting, editing, rewriting and fixing tone while keeping your words your own. Claude, Gemini and Copilot work the same way.

With several capable AI tools to pick from, the trick is matching the tool to the job rather than hunting for a single best one. In this guide you will learn what the main tools are good at, how free and paid versions differ in general terms, and how to choose without overthinking it.

Long AI chats tend to drift, repeat themselves, or forget what you agreed earlier. In this guide you will learn why that happens, when to start fresh, and how a short summary can put a wandering conversation right back on course.

AI is a fast, tireless research assistant for brainstorming, summarising, and thinking through a topic, as long as you check its work. In this guide you will learn how to use it for the heavy lifting while staying alert to made-up facts and invented sources.

AI can act as a patient tutor: explaining things at your level, building a study plan, setting practice questions, and giving you someone to practise a language with. In this guide you will learn how to use it to learn faster, while keeping a healthy check on what it tells you.

AI is not only for work and study. It is a genuinely handy helper for meals, fitness, budgeting, planning, and the small problems that fill a normal week. In this guide you will learn how to put it to work on everyday tasks, with prompts you can use today.

Yes, AI can produce essay text, but handing it in as your own is risky and self-defeating. This guide explains the honest answer, and the genuinely useful, above-board ways to let AI help you write a better essay yourself.

Yes. Most AI tools can read PDFs and documents you upload or paste, then summarise them, answer questions, and pull out key points. This guide shows what works well, the limits to watch, and how to do it safely.

Yes, and it is one of AI's strongest uses. AI can write, explain, and fix code, which makes it a great helper even for beginners. This guide covers what it does well, where it goes wrong, and how to use it without getting burned.

ChatGPT agent mode let ChatGPT carry out tasks for you, not only answer questions. OpenAI retired it in August 2026 and moved the idea into ChatGPT Work. Here is what that means, how to use it, and how to stay safe.

ChatGPT Canvas was a side-by-side space for writing and editing with AI. OpenAI has phased it out of its current models in favour of writing blocks. Here is how to draft, edit, and refine your writing in ChatGPT today.

ChatGPT voice mode lets you talk to ChatGPT out loud and hear it answer, like a phone call. Here is how to start a voice conversation, what it is good for, and what happens to your recordings afterwards.

Deep research is a ChatGPT feature that spends several minutes searching and reading many sources, then writes you a structured report with citations. This guide explains how it differs from an ordinary search answer, when it is worth the wait, and why you should still check its sources.

Archived chats in ChatGPT are hidden from your sidebar but not deleted. You can find them in the Data controls section of Settings, or by searching your chats, and bring any of them back with one click. This guide shows you how.

No. ChatGPT cannot make video clips, and OpenAI closed its separate video app, Sora, in 2026. ChatGPT can still help you plan a video, write the script, and create still images. This guide explains what changed and how to use AI video responsibly.