Prompt Library
Writing prompts that actually start stories
96 original story ideas across eight categories β each one built around a question you'll want answered. Copy a prompt, or tap it to start drafting with an AI co-writer.
Fantasy
βEvery citizen receives one spell at birth, chosen by lottery. Yours has been declared illeβ¦β
12 prompts
Romance
βYou ghosted your wedding five years ago. The wedding planner you left holding the chaos isβ¦β
12 prompts
Horror
βThe new baby monitor picks up a lullaby from the nursery. You live alone with the baby. Thβ¦β
12 prompts
Mystery
βThe victim's smartwatch logged a heart rate for six hours after the coroner's time of deatβ¦β
12 prompts
Sci-Fi
βUniversal translators work perfectly β except for one language, spoken by one island, whicβ¦β
12 prompts
Thriller
βYou find your own passport β different name, different country, your photo β sewn into theβ¦β
12 prompts
Kids & Bedtime
βA little cloud is too small to make rain, so the garden assigns it one single thirsty flowβ¦β
12 prompts
First Lines
βThe funeral was lovely, which annoyed me, because I had planned it for someone else.β
12 prompts
Frequently asked questions
How do I use a writing prompt effectively?
Don't treat the prompt as a contract β treat it as a door. Write for fifteen minutes without stopping, let the story drift away from the prompt if it wants to, and keep whatever surprised you. The prompt's job is to get you past the blank page, not to dictate the plot.
Can I publish a story based on these prompts?
Yes β all prompts on this page are original to AIBookCraft and free to use for any story, published or commercial, no attribution needed. Hundreds of writers can take the same prompt and produce completely different books; the story you build on it is entirely yours.
What makes a good writing prompt?
A good prompt contains a built-in contradiction or question β something that can't be left alone. 'Write about a dragon' is a topic; 'the dragon your village sacrifices to hasn't eaten anyone in two hundred years' is a story engine, because it forces the next question: then what happens to the offerings?
How do these work with the AIBookCraft app?
Tap 'Write this story' under any prompt to open the app and start drafting chapter one with an AI co-writer β it helps with the blank page while you make the creative decisions. The first chapter is free to create.
Got a spark? Don't let it cool.
The distance between a prompt and a published book is one chapter at a time β and the first one takes about ten minutes with an AI co-writer.