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Tool · 7 cases
Use cases: Perplexity Comet
Comet is Perplexity's browser with a built-in AI assistant that can summarize pages, compare products and carry out tasks on websites. The cases show it used for research, shopping and organizing information while browsing. The accounts highlight the advantage of cited sources and the care needed when you let the AI click for you. See the examples and the prompt for each.
7 cases, from newest to oldest. The most common topics are productivity, education and study, and business and sales. People who show up most: teacher, journalist, and marketing professional. Each case links to the original source, shows a verification date and includes a prompt we wrote.
The cases
7 cases
01French marketer tests an AI browser on household chores
Julien Rio gave Comet access to his grocery store, email and photos; most tasks did not go as promised.
02AI browser completed a Coursera assignment in seconds
Fortune showed a developer telling Comet to "complete the assignment", and it did a 45-minute job on its own.
03Booking airport parking: it only half worked
At TechCrunch, Comet suggested parking near San Francisco airport but got stuck when booking.
04A professor tests whether an agent can take the exam for the student
Michael Lomuscio created an Algebra course in Canvas and watched Comet build and then answer its own quiz.
05Charcuterie board: from the list to the grocery cart
The author asked Comet for a shopping list and then had it put the items in Instacart.
06Journalist uses an AI browser to find sources on LinkedIn
Joanna Stern asked for posts from people laid off from customer service because of AI, plus draft messages.
07Pharmaceutical researcher finds protein structures with the browser
A plain-language request pulled up the three most recent GSK3B complexes in the Protein Data Bank.