Cubrain – AI-powered PDF highlight extraction for Anki flashcards

Summary: Cubrain converts lecture PDF highlights into Anki flashcards using coordinate-based extraction to ensure 100% context accuracy and prevent AI hallucinations. It features precision text extraction, tiered synthesis for question-answer batching, and direct CSV export compatible with Anki.

What it does

Cubrain extracts text from PDFs by mapping visual coordinates of highlights, then synthesizes flashcards in atomic Q&A format and exports them as Anki-ready CSV files.

Who it's for

It is designed for students and language learners who want to quickly generate accurate Anki flashcards from lecture PDFs.

Why it matters

It solves the problem of inaccurate AI-generated flashcards by ensuring full context understanding through coordinate-based extraction, eliminating hallucinations.