Microsoft calls it an “AI-first productivity app for work and home”, but that will mean little to most people. It’s simply an app (desktop and mobile) that makes it easier to use Microsoft’s AI Copilo

For many people, ChatGPT is something you use occasionally, alongside other software and websites. You might open it for a quick spot of research or when seeking advice, or help with writing an email.

PRICE Free or from £17 (£20 inc VAT) per month from chatgpt.com ChatGPT is surely the best-known player in this field. It has five tiers, starting with a free plan that imposes limits on each of its k

AI can be brilliant when put to proper use, but it also has some major downsides

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Still eager to merge real and virtual worlds? Apple certainly hopes so