I Built an AI Mock Test Platform Using Free APIs — Here’s What Works and What Breaks

I’m a student, and I noticed something: Most people don’t fail exams because they don’t study. They fail because they don’t practice enough. So instead of making another “notes app”, I built an AI-powered mock test platform What It Does Generates mock tests instantly Evaluates answers Identifies weak areas Tech Stack Frontend: Next.js (Vercel) Backend: Supabase Database/Auth: Supabase AI: Groq API (free-tier models) This is still an MVP so feel free to suggest any improvements.