Around 20 billion story ideas, one click at a time. Each prompt hands you a character, a twist and a mess to get out of. Pick a genre, press the button, and if one word doesn't fit your story, click it and type your own.
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How a Promptoria prompt is built
Every prompt is five pieces snapped together: a hook, a quality, a person, the thing they do, and the trouble they do it in. The generator pulls one piece from each list at random, so the pieces were never meant to meet. That collision is the point.
the fog that followed a terrified night-shift nurse who realizes the friendly old woman next door has been dead for twenty years while house-sitting a mansion with too many locked rooms.
Don't like one piece? Click it and type over it. Keep the nurse, swap the mansion for a cruise ship, then hit Copy.
Sample writing prompts by genre
Straight out of the generator, two from each genre filter. Pick a genre in the menu above and press PROMPT ME for thousands more.
Fantasy
- Write a story about the rebellion led by a legendary king's fool who discovers their magic comes from a source they despise in a forest where time flows differently.
- Write a story about the immortality sought by a war-weary temple priestess who must complete three impossible tasks to save their kingdom in a castle that shifts its rooms every night.
Sci-Fi
- Write a story about the colony founded by a restored vault dweller who discovers the AI that runs everything has been dead for years in a world where consciousness can be backed up and restored.
- Write a story about the protocol violated by a vacuum-adapted cybernetics surgeon who learns their clone has been living their life while they were in storage during the collapse of the simulation everyone thought was reality.
Horror
- Write a story about the fog that followed a terrified night-shift nurse who realizes the friendly old woman next door has been dead for twenty years while house-sitting a mansion with too many locked rooms.
- Write a story about the signal received by a disgraced overnight gas station attendant who discovers their therapist has been recording sessions they never had in a hospital where the night staff don't appear in security footage.
Mystery and Thriller
- Write a story about the testimony of a professional antiques dealer who realizes the suicide note was written by someone else during a corporate retreat designed to find the leak.
- Write a story about the connection between victims and a tech-savvy retired cop who discovers the detective who closed the original case was paid off in a small town that hasn't had a murder in fifty years.
Romance
- Write a story about your tour guide, a jaded firefighter who gets stuck with you on a group vacation gone wrong while your best friends are planning their wedding together.
- Write a story about the single parent next door, a shy pilot who inherits half the property you thought was entirely yours while renovating a falling-apart farmhouse.
Comedy
- Write a story about the speech given by a clueless black sheep cousin who lies about their qualifications and now has to perform during the week before their own wedding.
- Write a story about the road trip from hell for an aggressively-normal failed entrepreneur who tries to fix something and makes it infinitely worse while stuck at an airport for 48 hours.
Historical
- Write a story about the dynasty ended by an ambitious art collector who discovers letters that could destroy a dynasty as fortunes are made and lost overnight.
- Write a story about the legend of a widowed second son with debts who falls in love with someone from the wrong side of a war while history holds its breath.
Cozy
- Write a story about the community saved by a creative embroiderer who organizes a festival that hasn't been held in decades in a cottage by the sea that needs a lot of love.
- Write a story about the bookclub started by a determined winemaker who finds their calling in the most unexpected place in a Pacific Northwest island community.
Kids
- Write a story about the dragon befriended by an adventure-seeking knight who'd rather be a chef who finds an egg that hatches into something unexpected on a rainy day that turns into the best day ever.
- Write a story about the jungle explored by a rule-following kid with a very unusual pet who discovers the school has a secret that only kids know during the longest car ride in history.
Bedtime
- Write a story about the twilight discovered by a peaceful tired owl who helps other creatures settle down for the night while the world gets quiet and still.
- Write a story about the stars watched by a calm blanket tucker who says goodnight to every star by name when the stars come out to keep watch.
Got a prompt. Now what?
Don't marry the first one. Roll five and keep the prompt that makes you wince or grin. Then ask it three questions: what does this person want, what are they hiding, and what happens if they fail? Write the scene where the secret almost comes out. Ten minutes, no editing, no going back to fix the first line.
Need more than a spark? Name your cast with the name generators (start with fantasy names or elf names), roll a whole person with the character generator, map the beats with the plot generator, or turn a prompt into a scene for two with the roleplay prompt generator. When you have a page you're not sure about, paste it into Rate My Prose for a blunt grade and the paragraph to fix first.
Writing prompt generator FAQ
Is this writing prompt generator free?
Yes. No account, no email. The prompts are mixed in your browser from hand-written word lists. The Write this Story button, which drafts a short story from your prompt with AI, gives you three stories per visit.
How many different prompts can it make?
With All prompts selected, about 20 billion combinations. Each genre has its own smaller lists, and Fantasy alone still gives you roughly 88 million.
Can I change part of a prompt?
Yes. Click any piece of the prompt and type over it, then press Copy. The copy includes your edits.
Which genres can I filter by?
Fantasy, Sci-Fi, Horror, Mystery and Thriller, Romance, Comedy, Historical, Cozy, Kids and Bedtime. All prompts mixes every list together, which is where the strangest stories come from.
Does Promptoria use AI to write the prompts?
No. The prompts come from word lists people wrote, combined at random. AI only runs when you press Write this Story.
What should I do once I have a prompt?
Ask what the character wants, what they're hiding and what they lose if they fail, then write the scene where the secret nearly slips. Ten minutes is enough to find out if the idea has legs.
