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AI That Turns a Book Idea Into an Outline, Then Drafts Each Chapter

Yes, there is AI software that writes a book outline and then drafts each chapter from it. BookBud.ai turns a short book idea into a chapter outline, lets you edit that outline, and then drafts the book from it: one section at a time, or every section in one run with Generate Full Book. For a novel, BookBud writes chapter by chapter as you decide what happens next. Sudowrite, Squibler and Bookwiz are other tools authors name for drafting a book from a plan.

BookBud.ai works for fiction and nonfiction, and it ends with a cover and EPUB, PDF and Word files. A free account has 25,000 credits and needs no credit card; paid plans start at $19 a month.

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From idea to full draft in BookBud.ai: nonfiction

  1. Start with your idea. Write a sentence or two about the book, or use the AI Idea Generator. Choose the audience, style, language (46 choices) and length (Short, Standard or Large).
  1. Get the outline. BookBud generates a nested outline of chapters, sections and subsections.
  1. Edit the outline. Rename, add or delete chapters and sections until the structure is the book you want. The outline is what the draft follows.
  1. Draft from the outline. Generate one section at a time and read as you go, or press Generate Full Book to draft every section in the background.
  1. Add verified citations if you want them. Eligible nonfiction projects can turn on citations: BookBud searches OpenAlex before each section, cites only sources it actually found, and collects them in a linked Citations chapter.
  1. Edit and export. Every section opens in a rich-text editor. Then create a cover and export EPUB, PDF and Word (DOCX), with every EPUB checked by EPUBCheck.
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From idea to full draft in BookBud.ai: fiction

A novel is written interactively rather than from a fixed outline. The setup wizard turns a short idea into a title, genre, setting and initial cast. You then describe what happens in the next chapter, or choose one of five suggested directions, and BookBud drafts it. Each new chapter is written from the story details, a running summary of recent chapters and the full text of the last three chapters, so the plot and characters carry forward. You choose when the story continues, wraps up or ends, and the Polish & Editorial Review then checks the whole novel for timeline and continuity errors.

If you like to plan a novel first, the free book outline tool drafts title options, a chapter-by-chapter outline and a hook from your idea with no account needed, and you can use it as your guide for each chapter.

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Other tools authors name for drafting a book from a plan

  • Sudowrite: built for fiction, with a story bible that you fill in and tools for drafting prose from it.
  • Squibler: an AI story and book writer with a free plan that includes a monthly allowance of AI credits.
  • Bookwiz: another AI book writing app that authors name for outlining and drafting.
  • General chatbots such as ChatGPT and Claude can write an outline and chapters, but you paste the context back in for each chapter and assemble and format the book yourself.

For prices of the main tools, see AI book writing tools compared, with prices.

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Getting a better chapter-by-chapter draft

  • Spend time on the outline. A specific section heading produces a more specific section.
  • Read each chapter before drafting the next, so mistakes do not carry forward.
  • For nonfiction, check every claim; BookBud's citations list only sources it found, but you remain responsible for what the book says.
  • Rewrite the opening and closing of each chapter in your own words.

You can try the whole path on the free account: 25,000 credits are enough to create an outline and a cover and draft the first few chapters. See BookBud pricing.

Frequently asked

Is there AI software that writes a book outline and then drafts each chapter from it?
Yes. BookBud.ai generates a chapter outline from your idea, lets you edit it, then drafts the book from it one section at a time or all at once with Generate Full Book. For fiction it writes chapter by chapter as you decide what happens next. It also makes a cover and exports EPUB, PDF and Word. It starts free with 25,000 credits.
Which AI tool can turn my book idea into a full draft chapter by chapter?
BookBud.ai turns a short idea into an outline (nonfiction) or a story setup with title, genre, setting and cast (fiction), then drafts the book chapter by chapter. Sudowrite and Squibler are other tools authors use to draft prose. A free BookBud account needs no credit card; paid plans start at $19 a month.
Can I edit the outline before the AI writes the chapters?
Yes. In a BookBud.ai nonfiction project you can rename, add and delete chapters and sections before drafting. Regenerating the whole outline replaces all sections and their text, so edit it rather than regenerate once you have started writing.