Use cases library · 100 cards

AI Use Cases: real ways people use AI, with prompts you can copy

100 short, real examples from X, Hacker News and the press, each with a ready-to-paste prompt and, where we have one, a link to our full guide.

Turn a photo of your fridge into dinner ideas with Grok

One tip shared on X: paste a photo of your fridge or cupboard into Grok or ChatGPT and ask for five easy, healthy recipes that use mostly what's there, to cut food waste and end the 'what's for dinner' debate.

Plan a family’s weekly meals under £100 with Grok

One dad asked Grok for a full week of breakfasts, lunches and dinners for two adults and two children, under £100, with a shopping list and recipes that take no more than about 40 minutes. He found it not perfect, but quite helpful.

Full guide →

Plan a week of toddler meals in five minutes with ChatGPT

One parent used ChatGPT to make next week's meal plan and grocery list for their toddler in about five minutes, and said it lifted a real weekly mental load.

Full guide →

Get a week of meals and a shopping list from ChatGPT

One user asked ChatGPT for three lunches, four dinners and a grocery list for the week and got exactly that, organised and full of new ideas. When she ruled out an ingredient, it revised the plan.

Full guide →

Plan a grocery shop around a fixed budget with ChatGPT

On a 10-day trip, one parent asked ChatGPT for a $100 shopping list for two adults and a ten-year-old, protein-forward and low in salt, using photos of what was already in the fridge, and then a meal plan. She said it worked.

Full guide →

Find a product in a big shop by photographing the aisle

On Hacker News, one user described giving up wandering a store and uploading a photo of the aisle he was standing in to ChatGPT, which helped him work out where to find the product he wanted.

Source: Hacker News

Find up-to-date gift ideas with Grok’s web search

Looking for birthday gift ideas, one user found ChatGPT's suggestions were based on older results, while Grok's web search came back with more relevant, current ideas.

Source: X @pelaseyed

Brainstorm gift ideas for the whole family with ChatGPT

One user tried ChatGPT for family gift ideas and found it surprisingly productive, not least because it helped him spot the weak ideas first.

Research a new fridge or vacuum with Perplexity

One shopper won't buy a fridge, oven or vacuum without asking Perplexity first, because it scans dozens of reviews and sums them up in seconds. He warns it sometimes makes up sources, so important details need checking.

Sanity-check Black Friday deals with Perplexity

Which? asked ChatGPT, Gemini and Perplexity for the best Black Friday air fryer deals. Only Perplexity found the experts' top pick and a working discount code, but it misquoted the deal price, so Which? suggests AI as a starting point, not the final word.

Source: Which?

Check a lease from the landlord’s side with Claude

One renter found AI kept agreeing with their own reading of a lease, so they asked Claude to play the landlord and list every clause that could cost the tenant money. It surfaced a clause letting the landlord take any 'damage' found within 30 days from the deposit, no photos needed.

Full guide →

Win back a withheld tenancy deposit with ChatGPT

When her previous landlord refused to return her deposit, one tenant asked ChatGPT to review the denial. It judged the reasons weak and helped her write a response, and she got her full $1,000 back.

Full guide →

Get through an insurance claim portal with ChatGPT’s help

Faced with an insurance claim where the only contact route was an upload portal, one user had ChatGPT walk them through it, including getting an itemised receipt and writing a short covering note, rather than giving up and paying themselves.

Full guide →
Source: X @hvo_e_acc

Run a 30-day debt payoff challenge with ChatGPT

With $23,000 of credit card debt, a Delaware mum asked ChatGPT for one money task a day for 30 days, from cancelling subscriptions to checking old accounts. She paid off $12,078.93 in a month, partly by finding money she'd forgotten about.

Full guide →
Source: Newsweek

Beat a pricey insurance renewal quote with ChatGPT

When her home insurance renewal went up by £157, a mum from Inverness asked ChatGPT what to do. It suggested adjusting the excess, negotiating with her insurer and what to say on the phone, and she found cover £190 cheaper.

Full guide →
Source: Netmums

Use ChatGPT scripts to cut your broadband and energy bills

A finance writer asked ChatGPT for negotiation scripts. Reading one word for word saved her £156 a year on broadband, and a tariff review with her energy supplier led to a switch worth an estimated £626 a year.

Full guide →
Source: inews

Get your broadband bill lowered with ChatGPT

One customer used ChatGPT to help lower his internet bill and came away with $15 a month off and a one-off $25 credit.

Full guide →

Track down and cancel forgotten subscriptions with ChatGPT

Listing the ways ChatGPT saved him money, one user said it cancelled a forgotten streaming subscription and a golf app subscription, and told him which card to use to earn the most miles.

Full guide →
Source: X @ericlim

Find savings in a year of grocery receipts with ChatGPT

One shopper had ChatGPT analyse a year of online grocery orders. It worked out the household could save hundreds a year by switching to equivalent own-brand products and buying specific items from specific shops.

Full guide →

Claim back lost-luggage expenses with ChatGPT

When his luggage went missing for three days in the US, one traveller asked ChatGPT to find the receipts in his email and photos, locate the airline's form, fill it in and submit it. He expects $300 he would otherwise never have claimed.

Get money back for damaged items and poor service with ChatGPT

One parent connected ChatGPT to his Gmail to handle disputes for him. So far it has recovered €100 from an airline for a broken stroller and €108 from a car rental firm for a filthy child seat.

Full guide →
Source: X @haltakov

Chase a cancelled-flight refund with ChatGPT

After JetBlue cancelled his flight at the last minute, one traveller later asked ChatGPT to go and get his refund. He ended up with $866.36 back plus a $100 flight credit.

Full guide →

Claim flight delay compensation yourself with ChatGPT

Instead of using a claims company, one traveller used ChatGPT to work out eligibility and write the claim for a delayed Lisbon to Chennai journey, and received €600 from the airline without paying any commission.

Full guide →
Source: X @a4ise

Appeal a wrongly issued parking fine with ChatGPT

A York student who had a valid permit gave ChatGPT the details of where and when she was fined and why it was wrong. It wrote a personalised appeal letter in minutes, and the council withdrew the £60 fine.

Full guide →
Source: BBC News