Artificial intelligence (AI) is a broad name for computer systems designed to perform tasks that usually call for human abilities, such as recognising patterns, understanding language or making predictions. It is not one product or one kind of software.
AI is a field, not a single brain
Many modern products use machine-learning models trained to find patterns in examples. A generative model can create a new response—such as text, an image or code—based on what it learned and the instructions it receives. The response can sound confident without being correct.
What generative AI is useful for
Treat it as a collaborator for drafts, explanations, options and repetitive first passes. It can help you get unstuck or reorganise information. It does not automatically know your full context, check every source or take responsibility for a decision.
A useful way to try it
Give the tool a narrow task, relevant context and a clear output format. Ask it to show assumptions or cite material you supplied. Check important claims against primary sources, especially for health, money, law, safety, schoolwork and work decisions.
AI, machine learning and generative AI
Machine learning is one approach within AI: a model adjusts its behaviour from examples rather than following only hand-written rules. Generative AI is a group of systems that produce new material from learned patterns. These labels describe broad methods, not a guarantee that an app can reason reliably. A product may combine a model with search, a database, rules or human review, so the product’s behaviour depends on more than the model name.
How to judge an AI answer
Ask what evidence would make the answer trustworthy. For a summary, compare it with the source document. For a recommendation, request criteria and check the underlying product pages. For calculations, reproduce the arithmetic independently. If the answer changes when you ask again, treat that as a sign to verify it, not as a vote among answers.
A note on accuracy and privacy
Never treat generated content as proof that a claim is true. Avoid entering passwords, private customer records or confidential work material unless you understand the provider’s data settings and your organisation allows it.
Official sources to check
We link to product owners’ pages so you can check current access, plan details and terms for yourself. Features and availability can change.
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This guide is general information, not professional advice. Editorial research is based on linked product and primary-source pages; we do not describe tools as hands-on tested.