Document Summarization
Upload long academic papers and get concise summaries instantly, powered by Claude's long-context window and Prompt Caching.
Built with Claude API
Personalized AI Tutoring for the Modern Student
Cuong.Day uses the Claude API to summarize academic documents, deliver multi-turn tutoring, and analyze your learning progress — all in one place.
Early access · Free credits for the first cohort
Capabilities
What You Can Build With Cuong.Day
Three primitives, one study workspace — each grounded in a different Claude API capability.
Conversational Tutoring
Engage in multi-turn conversations with an AI tutor that remembers your progress and adapts to your pace.
Learning Analytics
Track your study patterns with Tool Calling that securely interacts with your learning data.
Process
How It Works
From raw material to a study plan that actually fits how you learn.
Upload Your Material
Drop in a PDF, lecture notes, or research paper.
Ask Questions
Chat with your AI tutor in natural language.
Get Your Path
Receive a personalized study plan based on your progress.
Trusted by early testers from top universities
FAQ
Frequently asked questions
The things students and educators ask before joining the waitlist.
Yes. We use Anthropic's enterprise-grade API and never train on your data.
Cuong.Day is currently in early access. Join the waitlist for free credits.
We build on the Claude API, using Prompt Caching for efficiency and Tool Calling for interactivity.
We are targeting a beta launch in Q3 2026.
Ready to learn smarter?
Be first in line when the beta opens.
No spam. Early access updates only.