ClipCaption - Technical Specification Document

1. Overview

ClipCaption is a web-based AI-powered tool designed for content creators, marketers, and video editors to generate metadata, subtitles, and thumbnails for videos. It integrates Whisper API for AI-driven transcription and GPT-4 for metadata creation while utilizing Supabase for authentication and data storage.


2. System Architecture

2.1 Technology Stack

Component Technology
Frontend React.js (Next.js)
Backend Node.js (Express.js)
Database PostgreSQL (via Supabase)
Authentication Supabase Auth
AI Services OpenAI GPT-4 (Metadata), Whisper API (Transcription)
Storage Supabase Storage (Thumbnails, Metadata)
Payments Stripe
Deployment Netlify (Frontend), Supabase(Backend)
CI/CD GitHub Actions
Security Supabase RBAC, HTTPS, Stripe Security

3. Functional Modules

3.1 User Management


3.2 Video Upload & Processing


3.3 AI-Powered Metadata Generation