Tool Β· 50 cases
Use cases: ChatGPT
ChatGPT, from OpenAI, is the tool cited most often in the directory's cases. It shows up in everyday tasks, such as proofreading, organizing finances and preparing for appointments, and in professional uses, such as sales proposals and lesson plans. The free version handles a good share of the examples; some accounts use paid features such as file analysis and voice. See what each person asked for, how they adjusted the conversation and copy the prompt to try it.
50 cases, 34 of them from Brazil, from newest to oldest. The most common topics are productivity, health, and marketing and content. People who show up most: patient, student, and parent. Each case links to the original source, shows a verification date and includes a prompt we wrote.
The cases
50 cases
01One week to find an apartment in San Francisco
A new hire used Claude and ChatGPT to list property managers and filter listings by price and area.
02Private chef and ski trip arranged during a dog walk
Paul Metcalfe gives spoken instructions and ChatGPT requests quotes, reads replies and summarizes the options.
03Retiree with no coding experience builds a household dinner app
Deirdre Straughan wrote a list of features and let Codex gradually build a local dinner suggestion app.
04A 5-day meal plan that becomes a grocery cart
With the Instacart plugin, the author asked for a plan with no fish or pork and got the list already in the cart.
05A morning summary of school emails with ready-made replies
A mother created a Gmail label and an agent that summarizes the folder and drafts replies for her to edit.
06Reducing a $163,000 hospital bill
Matt Rosenberg asked Claude to compare each billed code with what Medicare pays.
07Seeing what ChatGPT "reads" about your product
The creator of a church management system noticed visits coming from ChatGPT and investigated what the AI was saying.
08Five prompts for small business tasks
A post collects prompts for captions, promotions and customer service for shops, salons and snack bars.
09Getting your finances organized from scratch by chatting with ChatGPT
The author explains how they listed expenses, categorized them and built a plan by chatting with ChatGPT, with no complicated spreadsheet.
10Using AI as a tutor without letting it solve the exercise for you
A Java student shared a prompt that makes AI guide, rather than hand over, Beecrowd solutions.
11Teaching an agent to use your bank's API
A developer created an open source skill so Codex and Claude Code can integrate with the Banco Inter API.
12Patients take test results to a chatbot before the doctor, and the errors are worrying
In the US, doctors report patients who stopped medication or grew distrustful of vaccines after wrong AI answers.
13Testing whether AIs cite your blog
An author asked five AI assistants about topics he had already published on to see whether his content showed up.
14Setting up a monthly bank reconciliation routine with AI
A finance professional describes how to use ChatGPT to cross-check a bank statement against the general ledger and flag differences.
15Using ChatGPT to sell footwear on marketplaces
A sandal seller who does everything herself describes the four moments of the week when she uses ChatGPT.
16Automating the grading of practice exams for an entire school
The IT coordinator of a school in Duque de Caxias built a workflow that grades practice exams from several teachers and returns indicators by class.
17Discover that ChatGPT was recommending your product
The creator of ClickPede gained subscribers without any promotion and found out they were coming from ChatGPT recommendations.
18Nutritionists Assess Diets Created by AI
Experts explain where a chatbot's meal plan helps and where it becomes a risk.
19Why Asking AI for a Meal Plan Instead of a Nutritionist Can Go Wrong
A report recalls the case of an American who was poisoned after swapping salt for bromide.
20Tourists Follow an AI Itinerary to a Canyon That Doesn't Exist
The BBC gathers cases of travelers misled by AI itineraries, such as an invented "sacred canyon" in Peru.
21Designer Combines ChatGPT, Midjourney and Photoshop for Short-Deadline Campaigns
A designer describes the workflow: prompts in ChatGPT, images in Midjourney and retouching in Photoshop.
22Mom Shares the Prompts She Uses to Organize the Family
Lilian Schmidt uses AI for the weekly menu, shopping list and the kids' morning routine.
2370-Year-Old Retiree Uses AI Every Day as an Assistant
A retired lawyer explains how he uses chatbots to get answers and learn new things in retirement.
24Teacher Shows Students How They'd Look in Their Dream Careers
A state-school teacher in Campinas used ChatGPT to generate images of her students as adults in the careers they dream of.
25Chef Builds an Entire Menu from Fictional Chefs Invented with AI
Chef Grant Achatz asked ChatGPT for dishes for imaginary chefs and will serve the menu in Chicago.
26Getting Back into the Job Market with ChatGPT's Help
A lawyer in London used ChatGPT to update his rΓ©sumΓ© and prepare after a career break, and landed a job at an AI company.
27A Recipe from Whatever Is Left in the Fridge
A college student asks ChatGPT for recipes using the ingredients he has at home, adjusted to his taste.
28Patient Uses ChatGPT to Understand Test Reports and Question Her Treatment Protocol
A social media professional with breast nodules used ChatGPT to understand her reports and discuss treatment with her oncologist.
29Doctor Tests Diagnoses Suggested by ChatGPT and DeepSeek
At the invitation of the TV show FantΓ‘stico, Drauzio Varella compared what two AIs suggest for clinical cases.
30A Chatbot as a Farmer's Technical Assistant
Globo Rural lists uses of AI in agriculture, such as a chatbot that answers questions about fertilizing and planting.
31Making Enem Flashcards with AI
A public school student in Mogi das Cruzes asks AI for flashcards summarizing school subjects.
32Consultant Closes a Sale with a Client Who Came Through ChatGPT
A sales consultant says a CEO found him by asking ChatGPT for recommendations.
33Pay-by-Weight Restaurant Lets AI Draft the Menu for the Owner to Approve
The owner of Cantinho das DelΓcias, in Diadema, uses a ChatGPT assistant that proposes the menus.
34Trainers Evaluate Workouts Built by ChatGPT and Gemini
CNN asked AIs for weight-loss and beginner workouts and took the results to two professionals.
35Rewriting Product Descriptions for a Supermarket E-commerce Site
The marketing director at Supernosso (Belo Horizonte) used ChatGPT to describe hundreds of items on the website.
36Converting Map Data with AI's Help
Simon Willison used Claude and ChatGPT to convert a shapefile of a park boundary into GeoJSON.
37Passing Five Notary Exams by "Teaching" ChatGPT
A notary public who passed at age 23 used his own study summaries to ask ChatGPT for practice tests and oral exam questions.
38Public school student uses AI to see step-by-step solutions
Admitted to computer engineering at UFPB, he asked ChatGPT to solve problems step by step.
39Newsroom sets out what journalists can and cannot do with AI
Grupo Estado published rules: AI for transcription, translation and data, always with human review.
40Mother organizes her son's symptoms with ChatGPT after years without a diagnosis
After three years and many doctors, a mother used ChatGPT to organize symptoms and arrived at a hypothesis confirmed by a specialist.
41Pharmacy chain writes 2,400 product pages with AI
An agency used ChatGPT to produce product descriptions for Pague Menos based on the most common Google searches.
42Test: can you plan an entire trip with ChatGPT?
E-Investidor asked ChatGPT for a ten-day road trip itinerary with cheaper airports and overnight stops.
43HR uses ChatGPT for job postings, interviews and candidate feedback
Cloudwalk's people team uses ChatGPT for job descriptions, interview scripts and feedback.
44A running plan for someone who hated running
An American asked ChatGPT for a science-based exercise plan, ran six times a week and lost 12 kg.
45The ChatGPT-written petition that earned a fine from the TSE
A lawyer filed a petition written with ChatGPT at the TSE and was fined for bad-faith litigation.
46Finding a strange bug by pasting the error into ChatGPT
A Java dev couldn't create a table in H2; ChatGPT pointed to the problematic field.
47Real estate agency writes property descriptions with ChatGPT
Bravier ImΓ³veis uses ChatGPT for the listing descriptions of its agents.
48Real estate agent writes listings with ChatGPT
An American agent generated a complete listing from keywords and adjusted it before publishing.
49Writing a traffic ticket appeal with ChatGPT
A SΓ£o Paulo dev fined for using hazard lights used ChatGPT to draft the appeal and got the fine canceled.
50Testing AI with technical accounting questions before trusting it
The president of CRC-RS says he tested ChatGPT with technical questions in the field and found the answers satisfactory.