Reading, augmented
Chat with any book,
as if you'd read it twice.
Upload a PDF, DOCX, TXT or link. Marginalia indexes the full text and gives you a public, shareable assistant that answers questions using the book itself — no hallucinations, just passages.
How it works
Upload the book
Drop a PDF, DOCX, TXT, or paste a link. Multiple sources per assistant are supported — even for 130-page PDFs.
We index the text
The book is split into semantic chunks and embedded into a vector index. Large books can take a few minutes.
Share the assistant
You get a public page with a description and a chat. Optionally connect a Telegram bot so readers can chat in DMs.
Public library
Assistants published by the community.
Предсказательная астрология
by Ольга Молчанова и Сергей Шестопалов
Chess in the Krasnodar Territory
by Vladimir Smetana
This collection of poignant stories navigates the quiet complexities of life under Soviet rule, revealing the small joys and profound melancholy embedded in everyday existence. Through the mundane and the unexpected, Smetana’s prose evokes a world where chess is more than a game—it's a metaphor for strategy, control, and the human spirit's resilience. Readers who appreciate nuanced historical fiction and subtle character studies will find rich rewards in this evocative portrait of Krasnodar.