Heptabase
Heptabase is an intelligent, visual knowledge base designed for students, researchers, and lifelong learners to master learning and conduct research.
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Heptabase is an intelligent, visual knowledge base designed for students, researchers, and lifelong learners to master learning and conduct research. It features AI-assisted research with citations, visual whiteboards for clarifying thinking, and a block-based editor with bi-directional links. Users can integrate PDF annotations, Readwise highlights, and journals into a connected knowledge base. Additional features include offline access, real-time collaboration, and fast search capabilities. Pricing starts at $8.99 per month for the Pro plan, with a Premium plan available at $17.99 per month for advanced AI features.
Key features
- AI-assisted research with citations
- Visual whiteboards and card-based notes
- Bi-directional linking and block editor
- PDF annotation and Readwise integration
Pricing
Use cases
- Conducting academic research with AI citations
- Organizing reading notes on visual whiteboards
- Building a connected personal knowledge base
Who it is for
StudentsResearcherslifelong learners
Integrations
NotionObsidianRoam ResearchLogseqEvernoteMarkdown
How we verified this
Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.
Last verified 09/02/2026Verified sources: 4
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