---
title: "how it works — Blog | Once Books"
description: "Every Once Books post tagged “how it works”."
source: "https://www.oncebooks.com/blog/tag/how-it-works/"
---

Topic

# How it works

3 posts on this topic.

- [18 August 2026 · 5 min read](https://www.oncebooks.com/blog/how-the-consistency-engine-works/) — The four locks behind a consistent AI picture book Character consistency across a whole book isn’t a prompt trick. It takes four specific locks — here is each one and why it’s necessary.
- [17 August 2026 · 4 min read](https://www.oncebooks.com/blog/why-ai-picture-books-drift/) — Why AI picture books drift — and how we stop it Image models are stateless, so page four forgets page three. Here is why that happens and how a locked character sheet fixes it.
- [14 August 2026 · 4 min read](https://www.oncebooks.com/blog/print-ready-ai-illustration/) — Why AI illustrations usually aren’t print-ready — and how we fix it Most AI art looks fine on a screen and falls apart in print. Here is what “print-ready” actually requires and how Once Books exports it.

[← All posts](https://www.oncebooks.com/blog/)