Smartin AI

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### OverviewSMARTIN AI is a production-ready, full-stack multimodal AI assistant engineered specifically for students, educators, and knowledge workers. Unlike generic ChatGPT wrappers that incur heavy recurring API bills, SMARTIN AI features a zero-cost API architecture (leveraging Gemini free tier cascades + OpenRouter fallback), allowing the buyer to run and scale the platform with virtually zero operating overhead.Live Working Demo: https://smartinai2.lovable.app---### Core Commercial Features1. 🧠 **Autonomous Auto-Memory (ChatGPT-style):** Silently detects, extracts, and remembers user preferences, background, and personal context into PostgreSQL without requiring manual prompts or confirmations.2. 🎥 **Native In-Chat Video Analysis:** Users can upload videos directly into the chat interface. The system extracts up to 32 keyframes with scene-change detection and analyzes the visual content multimodally.3. 📊 **Visual Diagram & Editorial Infographics Engine:** Generates rich, structured editorial timelines, mind maps, and concept diagrams with independent illustrations per card. Rendered cleanly in responsive HTML and exportable directly to PNG images (eliminating the need for PowerPoint or Word).4. 📐 **Dedicated Step-by-Step Math Classroom Suite:** Equipped with a built-in virtual math keyboard and teacher-grade reasoning for elementary through high-school mathematics. Formulas are normalized and rendered in clean LaTeX.5. 📄 **Document & Multimodal Support:** In-chat PDF text extraction (up to 20MB), speech recognition, voice replies, camera vision, and screen sharing.6. 👤 **Dual Access Flow (Guest + Authenticated Accounts):** Instant frictionless guest mode for fast user acquisition, combined with full account persistence (chat history, memories, preferences) via Email/Password or Google OAuth.---### Architecture & Tech Stack- **Framework:** TanStack Start v1 (Full-stack React 19 + Vite, Cloudflare Workers / Edge ready).- **Styling:** Tailwind CSS v4 & Lucide Icons.- **Backend & Database:** PostgreSQL with Row-Level Security (RLS) policies.- **Authentication:** Supabase Auth (Email + Google OAuth).- **AI Routing:** Resilient multi-provider fallback cascade (Google Gemini Flash + OpenRouter + Hugging Face / Pollinations for illustrations).---### Why Buy This Project?- **100% Exclusive IP Buyout:** Single-buyer acquisition. You receive full ownership of the source code, branding, and intellectual property. No shared templates or ongoing license fees.- **Zero API Running Costs:** Operates using high-limit free tier cascades, giving you 90%+ profit margins from day one.- **Immediate Monetization:** Ready to launch as a B2C student subscription ($5–$10/month), an ICFES/exam-prep tool, or to white-label and sell to private schools and academies.---### What is Included in the Sale?1. Complete, clean, and unminified source code repository (ZIP package ready to run with `bun run dev`).2. Complete PostgreSQL database migration scripts and schema documentation.3. Step-by-step `.env.example` file and buyer setup guide.4. Official high-resolution logo and visual branding assets.5. 30 days of direct email / chat handover assistance to help you deploy to your own custom domain and cloud.