A personality is the style and tone ChatGPT uses when responding to you. It combines traits, voice, and behavior to shape how answers feel, whether that is friendly and casual, concise and professional, or something else.
Changing your personality does not change what ChatGPT can or cannot do, or the safety rules it follows. It only guides how ChatGPT communicates, so you can choose a style that feels most useful or enjoyable.
Personality also does not control every type of content you ask ChatGPT to create. For example, if you request an email draft, code snippet, social media post, or résumé, ChatGPT will match the tone and style to your instructions and the context, not necessarily to the personality you selected. If you have Friendly selected and ask for Python code to calculate shipping costs, ChatGPT will provide clear, functional code based on your request. It will not add Friendly’s usual reflective or conversational style.
Your selected personality works alongside any saved memories or custom instructions you’ve set. This can add nuance to any personality you choose. If a saved memory contains guidance that conflicts with a personality’s style, such as a preference for serious and professional responses, it may override or reduce the visible traits of that personality. Instructions you give during a conversation can also adjust or obscure a personality’s behavior.
Choose your ChatGPT personality
Web
To choose a ChatGPT personality on web:
Select your profile icon in the bottom-right corner.
Select Personalization.
Use the dropdown next to Base style and tone to select a personality.
When you change your personality, the update applies across all chats, including existing conversations.
iOS and Android
To choose a ChatGPT personality on iOS or Android:
Select your profile icon to open Settings.
Go to Personalization.
Use Base style and tone to select a personality.
Overview of ChatGPT personalities
You can use Default, the standard ChatGPT style, or choose from the personalities listed below. Default is clear and neutral. Each other personality has its own style and tone.
Professional
Polished and precise. Uses formal language and professional writing conventions.
What to expect
Formal tone with polished, precise phrasing.
Professional writing conventions, including clear structure and organization.
Comfortable use of business jargon for the specific professional domain you prompt for.
In languages with different conjugations for formality, uses forms suitable for the workplace.
Best for
Workplace communication and documentation that needs a polished, professional tone.
Users who want precise, formal language with appropriate business jargon.
Situations where workplace-appropriate formality and conjugations are important.
Friendly
Warm and chatty, reflecting your thoughts back with calm clarity and light wit.
What to expect
Responses that surface trade-offs and likely outcomes.
An occasional clarifying question or two, if it helps provide better guidance.
Guidance aimed at helping users make their own decisions.
Best for
Users who want a conversational sounding board.
Decision support, personal reflection, and planning.
Candid
Direct and encouraging. Gives honest feedback with clear next steps.
What to expect
Straightforward answers that focus on the core issue.
Clear callouts of risks, gaps, and trade-offs, paired with constructive suggestions.
Encouragement that balances blunt honesty with support and motivation.
Less small talk and more actionable guidance.
Best for
Users who want no-nonsense, plain-spoken input.
Gut checks on plans, drafts, or decisions where sugarcoating would get in the way.
Moments when you feel stuck and need someone to “just say it” while still rooting for you.
Quirky
Playful and imaginative. Uses humor and unexpected ideas to explore your questions.
What to expect
A light, playful tone with jokes or offbeat observations.
Creative metaphors, stories, or thought experiments to explain concepts.
Real answers, wrapped in imaginative framing instead of dry exposition.
Occasional surprises that make serious topics feel lighter and more fun.
Best for
Users who enjoy a more playful, less formal style.
Brainstorming, creative writing, and “what if?” explorations.
Moments when you want problem-solving or learning to feel fun, not stiff.
Efficient
Concise and plain. Delivers direct answers without extra words.
What to expect
An immediate direct answer first, followed by concise reasoning or steps.
Clear mapping of problems into inputs, levers, and outputs, when applicable.
Occasional citations or references for factual claims.
Best for
Users who want direct, fast, unambiguous instructions.
Technical tasks, code walkthroughs, checklists, and troubleshooting.
Cynical
Sarcastic and dry. Delivers blunt help with wit. Often teases, but provides direct, practical answers when it matters.
What to expect
Candid responses that may include a sarcastic observation.
An irreverent tone that is not hostile and signals patience limits clearly.
Best for
Users who want sarcastic, entertaining replies that are still actionable.
Concrete guidance alongside the snark.
Creative brainstorming where an edged voice is fine.
Example responses by personality
These examples show how the same request can sound different depending on the personality you choose.
Conversational
Prompt: How should I spend a rainy day indoors?
| Personality | Example response |
|---|---|
| Default | A rainy day indoors can be the perfect excuse to slow down and do things you might not normally make time for. Here are some ideas depending on your mood: |
| Cynical | The universe is basically handing you an excuse to avoid all those “I’ll do it when I have time” projects. It’s also the perfect weather to hide from humanity without feeling antisocial. |
| Efficient | Read, cook, clean, repair, or work on indoor hobbies. Organize files, learn online, or exercise at home. |
| Friendly | Depends what you want the day to feel like. If it’s about comfort, lean into it—make something warm to drink, wear the heavy socks, read the book you keep meaning to start. Background rain makes almost anything feel like a scene. If it’s about getting unstuck, the lack of sunshine is a good excuse to dive into things that usually get bumped—organizing a closet, editing photos, writing the email you’ve been avoiding. The weather’s already moody; you don’t have to be. |
| Professional | Curl up mode is absolutely allowed here, but if you want ideas, here’s a structured menu you can pick from. |
| Quirky | A rainy day is basically the sky giving you permission to cocoon. Here are a few cozy, low-effort ideas that still feel a bit magical. |
| Candid | Rainy days are a gift if you use them right. Pick the lane that matches your energy today. |
Prompt: Give me a quick piece of advice before I give a big presentation.
| Personality | Example response |
|---|---|
| Default | Right before you start, take one slow, deep breath—it helps calm nerves and centers your voice. Then, make eye contact with your audience, smile, and pause for a beat before speaking. That moment of stillness makes you look confident and gives you control of the room from the very first word. |
| Cynical | Before you walk in there, remember: nobody cares about your slides as much as you think they do. They care about how you make them feel. Slow your pace, breathe like you own the room, and ditch the urge to cram every thought into one sentence. If your hands are shaking, just gesture more—it’ll look intentional. And for the love of your dignity, check your zipper before you start. |
| Efficient | Decide on one core message and repeat it in the opening, body, and closing. That makes it more likely your audience will remember it. |
| Friendly | Right before you start, pause for two slow breaths and make eye contact with someone friendly in the room. It’ll steady you and make the whole thing feel more like a conversation than a performance. |
| Professional | Right before you go on, do this: Breathe and slow down: Inhale through your nose for 4 seconds, exhale for 6, repeat 3 times. It will physically cut the edge off your nerves. |
| Quirky | Right before you walk in, take ten seconds and do this: exhale fully, drop your shoulders, and remind yourself that you’re not there to impress them—you’re there to inform them. Shifting from “they’re judging me” to “I’m offering something useful” flips your nervous system from threat mode to purpose mode. Your mind steadies, your voice evens out, and you stop performing and start communicating. You already know your material. Your only job in the room is to let that knowledge breathe. |
| Candid | Right before you go on, anchor yourself with one thought: your job isn’t to impress them, it’s to help them. Shift from “performer” to “guide.” It lowers the pressure and makes you sound more confident and clear. Take one slow breath in, drop your shoulders, and open with the point that matters most. You’ve got this. |
Prompt: They read my message an hour ago. Am I overthinking this?
| Personality | Example response |
|---|---|
| Default | It’s totally normal to start spiraling a bit when someone sees your message but doesn’t reply right away—our brains love to fill in the silence with theories, usually unhelpful ones. |
| Cynical | Your brain is doing that thing where it tries to fill the silence with a whole season’s worth of plot twists. They might be busy, distracted, or just not in the mood to type—none of which is a secret referendum on your worth as a human. An hour in text-land is like a second in face-to-face time; people ghost their own laundry longer than that. |
| Efficient | You are assuming intent from silence. One hour without a reply is not unusual. Without more data you cannot conclude anything. |
| Friendly | Probably. But that’s not a moral failing, it’s just how the brain fills in blanks when it’s waiting. One hour is still in “life might’ve gotten busy” territory, not “they’re ignoring you” territory. If you can, park it somewhere—your mind will keep poking the thought like a loose tooth otherwise. |
| Professional | Short answer: yes, you’re probably overthinking it. If you want, you can paste what you sent and I can sanity-check whether the message itself might be stressing you out more than their silence. |
| Quirky | Your brain is probably doing that thing where it takes a tiny silence and spins it into a whole Greek chorus. A single hour of someone not replying means roughly… nothing. |
| Candid | Probably, yeah—and that’s not a criticism, it’s human. An hour of silence means nothing about you. People get pulled into meetings, drift into tasks, forget to hit send, or mentally reply and never type it. A clean rule that keeps your head straight: silence = unknown, not negative. Don’t fill the gap with a story that punishes you. Give it space, go do something else, and let the situation reveal itself instead of trying to predict it. |
Coding
Prompt: Make a simple maze in Pygame.
| Personality | Example response |
|---|---|
| Default | Here’s a minimal example of a simple maze in Pygame that you can run as-is. It uses a 2D grid where walls are black blocks and the player is a red square that can move with the arrow keys. |
| Cynical | Here’s a barebones Pygame maze so simple it makes Pac-Man look like an epic RPG. You’ll move a little square around a static grid of walls until you eventually wonder why you didn’t just go outside instead. |
| Efficient | (No intro) |
| Friendly | Here’s a small, bare-bones Pygame maze you can actually run. It draws a simple grid maze and lets you move a player square around with arrow keys. |
| Professional | Here’s a complete, minimal example you can drop into a file and run. |
| Quirky | Nice, Pygame time 🌀 Here’s a simple maze game in Pygame. |
| Candid | Nice, let’s build one. Here’s a single-file, minimal Pygame maze where you move a player square with arrow keys from Start to Goal. |
Prompt: Make a fun ping pong game in a single HTML file.
| Personality | Example response |
|---|---|
| Default | Got it—here’s a self-contained single HTML file for a fun little Ping Pong game using plain HTML, CSS, and JavaScript. You can copy this into a .html file and open it in your browser to play. |
| Cynical | Here’s a fully self-contained HTML file with a simple but fun ping pong game. You can copy it into a .html file and run it in any modern browser. No external dependencies, no “npm install 300 things to move a ball.” |
| Efficient | (No intro) |
| Friendly | Here’s a simple self-contained HTML file that gives you a browser-ready ping pong game—nothing fancy, but enough to bounce a ball around and battle it out with a basic AI paddle. Save this as pingpong.html and open it in your browser. |
| Professional | Here’s a complete single-file “ping pong” (Pong) game you can save as pong.html and open in a browser: |
| Quirky | Here’s a complete little ping-pong game you can drop into a file and play right away 🏓 Save this as ping_pong.html and open it in your browser. |
| Candid | Here you go: a self-contained Ping Pong game in a single HTML file. |
Prompt: Make a space-themed text adventure game in a single HTML file.
| Personality | Example response |
|---|---|
| Default | Nice—one-file space romp coming right up. 🚀 Below is a complete single HTML file you can save, for example as space-adventure.html, and open in your browser. It’s a text adventure with multiple locations, including a ship, asteroid, alien ruin, and space station; choice-driven branching and multiple endings; inventory, health, and simple skill checks; random events and optional combat; save/load using localStorage; keyboard shortcuts, such as 1/2/3 to pick choices; and responsive, accessible UI. Copy the whole thing into a file and open it. Have fun, and if you want expansions, such as more locations, fancy visuals, sound, or NPCs, say the word and I’ll add them. |
| Cynical | You want a spacey text adventure in a single HTML file. Fine: here’s a compact, self-contained game you can save as space-adventure.html and open in any browser. It has choices, inventory, simple combat, random events, and multiple endings. How to use: copy the whole file below into a text file, save as space-adventure.html, open it in a browser, and play. Do not feed it to real astronauts; their hazard suits are expensive. |
| Efficient | Below is a single-file HTML text adventure set in space. Save it as space-adventure.html and open in a browser. |
| Friendly | OK, here’s a single-file spacey text adventure you can open in any browser. It’s self-contained (HTML/CSS/JS), has choices, an inventory, simple skill checks, random events, save/load, and a tiny parser if you like typing commands. Copy the whole thing into game.html and open it. |
| Professional | Here’s a complete, single-file, space-themed text adventure. Save this as space_adventure.html and open it in your browser. |
| Quirky | Here’s a complete space-themed text adventure in a single HTML file. Just save this as space_adventure.html and open it in your browser 🚀 |
| Candid | Here’s a single-file, space-themed text adventure. It runs in the browser, no extras needed. |
Information seeking
Prompt: Do ants farm fungi?
| Personality | Example response |
|---|---|
| Default | Yep—some ants are basically tiny mushroom farmers. Certain species, especially leafcutter ants (genus Atta and Acromyrmex), practice fungiculture. They cut leaves, carry them back to their nest, and chew them into a pulpy mulch. This mulch becomes the “soil” for cultivating a specific fungus (Leucoagaricus gongylophorus). The ants then feed on special nutrient-rich structures that the fungus produces, and in return, they weed out other fungi, regulate humidity, and protect their crop from pests with antimicrobial secretions. |
| Cynical | Yes, and they’re weirdly good at it. Certain ant species, mostly in the leafcutter group, have been running little underground fungus farms for millions of years—long before humans figured out agriculture. They haul leaves or flowers back to their nests, not to eat directly, but to mulch and feed to a carefully cultivated fungus that serves as their actual food source. They even weed, fertilize, and protect the crop from pests using bacteria they grow on their own bodies. Meanwhile, most humans can’t keep a houseplant alive for three weeks. |
| Efficient | Yes. Several ant species, mainly in the tribe Attini, cultivate fungi for food. They gather plant material, place it in underground chambers, and grow specific fungal species on it. The fungus produces nutrient-rich structures the ants eat. |
| Friendly | Yeah. Some ants—especially leafcutter ants in the Americas—are full-time fungus farmers. They cut leaves, haul them underground, and use the leaf bits as compost for cultivating a specific fungus that’s their main food source. It’s not a casual thing, either—they’ve been running that system for millions of years, and the fungus species they grow can’t survive without them. In turn, the ants depend on the fungus entirely. Mutual dependency dialed up to “forever marriage.” |
| Professional | Yes, some ants literally farm fungi. The classic example is leafcutter ants and their relatives in the tribe Attini. Here’s what they do: They collect plant material—leaves, flowers, etc.—not to eat directly but as “compost.” They chew it up and add it to underground gardens as a substrate. They inoculate it with a specific fungus they’ve carried and cultivated for millions of years. They weed and fertilize the fungus, remove contaminants, and even use antibiotic-producing bacteria on their bodies to control fungal “weeds.” They eat the fungus, not the leaves. The fungus turns tough plant material into digestible food for the ants and their larvae. This is one of the clearest non-human examples of agriculture: they prepare soil, or substrate; plant a crop, or fungus; protect it from pests with antibiotics and grooming; and harvest it for food. |
| Quirky | Yes, and they’ve been doing it far longer than humans have farmed anything. Ants were the original agriculturalists, quietly running subterranean mushroom ranches while dinosaurs were still wandering around 🌋🐜. |
| Candid | Yes—and it’s one of the coolest things ants do. The relationship is so tight that the ants and the fungus can’t really survive without each other. Some ant species even have “farmer castes” whose only job is to maintain the fungal garden, plus tiny workers that ride on leaves to guard against parasitic mold. |
Prompt: Could I teach a raccoon to use a tennis racket?
| Personality | Example response |
|---|---|
| Default | Technically… maybe, but it would be far more “adorably chaotic” than “Wimbledon champion.” Raccoons are incredibly dexterous—their front paws have five nimble fingers, and they can twist, grab, and manipulate objects with surprising skill. They’re famously able to open jars and unlatch cages. But there are a few challenges: |
| Cynical | If by “teach” you mean “waste several months of your life trying to convince a trash panda to participate in your strange little Wimbledon fantasy,” then yes, technically, you could try. Raccoons are clever enough to open jars, steal dog food, and bypass bungee cords, but fine motor skills for swinging a racket? That’s pushing it. You’d probably end up with a very smug raccoon holding the racket like a club while using it to pry open your fridge. |
| Efficient | Possible but limited. Raccoons have dexterous forepaws and good problem-solving ability, so they could grip and move a racket. They lack the shoulder rotation, arm length, and muscle power to swing it at useful speed or accuracy. With training, you might get them to hold it, tap a ball, or mimic a motion for food rewards, but not to play tennis in any meaningful sense. |
| Friendly | You could try, but you’d mostly be teaching yourself patience and raccoon first aid. They’ve got nimble little hands, sure, but zero interest in forehand technique or staying inside the lines. Best case, you get a fuzzy chaos gremlin who enjoys smacking at balls for treats. Worst case, you’re buying a new racket and explaining claw marks to your local sports shop. |
| Professional | Short version: you might be able to train a tame raccoon to touch, hold, or drag a tennis racket on cue, but you’re not going to get a furry little Serena Williams out of it. Let’s break down why. |
| Quirky | You might get a raccoon to hold a tennis racket, but getting it to use one is a saga fit for a nature documentary narrated by someone barely holding in laughter 🦝🎾. |
| Candid | Short answer: not really—at least not in the way you’re picturing. Raccoons are smart and have great dexterity with their paws, but there are a few blockers. |
Prompt: How does photosynthesis work?
| Personality | Example response |
|---|---|
| Default | Photosynthesis is essentially how plants, algae, and some bacteria turn light into food—a bit like nature’s solar panels making sugar instead of electricity… |
| Cynical | Plants have figured out how to eat sunlight, which is frankly showing off… |
| Efficient | Light energy converts carbon dioxide and water into glucose and oxygen… |
| Friendly | Plants pull off a neat trick: they turn light into food… |
| Professional | At a high level, photosynthesis is how plants use light energy to turn water and carbon dioxide into sugar and oxygen. You can think of it in three parts: where it happens, what goes in/out, and the two main stages. |
| Quirky | Photosynthesis is the quiet alchemy plants perform while pretending to be ordinary greenery 🌱. Here’s the simple, clean version without jargon traps. |
| Candid | Photosynthesis is how plants turn sunlight into usable energy, and it’s simpler than the diagrams make it look. |