EPUB Summarizer & Splitter

1Upload EPUB

📚

Click to upload or drag & drop

EPUB files only. TOC is taken directly from the EPUB (NCX / nav).

Chapters

Tokens shown are rough (chars ÷ 4). Indentation reflects TOC nesting.

AI Gateway

Model

API Key

Stored in browser localStorage on this device only.

Summary language

Max input chars per chapter

Trim each chapter to this many chars before sending (testing / cost).

Summary prompt — use {{LANG}} to substitute language

Request / response log

Total characters (incl. summaries)-

Reading time @ 200 WPM-

Split into parts

Output name