
Glasp is a social PDF and web highlighter that enables users to collect, organize, and share insightful ideas from the web. It allows users to build a personalized AI clone based on their highlights and notes, fostering a dynamic knowledge-sharing experience. With over 800,000 users, Glasp differentiates itself through its unique social highlighting feature, which encourages collaboration and discovery among users. The platform is designed for researchers, students, and content creators, making it a valuable tool for enhancing learning and productivity. Glasp's mission is to democratize access to knowledge and create a digital legacy for future generations.

Glasp is a social PDF and web highlighter that enables users to collect, organize, and share insightful ideas from the web. It allows users to build a personalized AI clone based on their highlights and notes, fostering a dynamic knowledge-sharing experience. With over 800,000 users, Glasp differentiates itself through its unique social highlighting feature, which encourages collaboration and discovery among users. The platform is designed for researchers, students, and content creators, making it a valuable tool for enhancing learning and productivity. Glasp's mission is to democratize access to knowledge and create a digital legacy for future generations.
Product: Social web & PDF highlighter with AI features (AI clone, summaries, chat-with-highlights) and integrations
Users / scale (company claim): Over 800,000 users (site also claims 1,000,000+ users and 10M+ highlights)
Team size: Approximately 6 employees
Funding: No disclosed total funding amount; Crunchbase lists multiple rounds and Pre-Seed activity
Founders: Co-founded by Kazuki Nakayashiki and Kei
Knowledge capture, annotation, summarization, and social sharing
Productivity / Knowledge Management
Crunchbase lists multiple rounds (3) and identifies Half Court Ventures as an investor; latest disclosed round is Pre-Seed.
“Half Court Ventures (listed as an investor on Crunchbase)”