Real-time AI Auditing for the Modern Web. Sentinel UX is an autonomous design partner that watches your screen as you build, instantly flagging accessibility, security, and performance issues before they reach production. The Problem Manual audits are slow, expensive, and reactive. Developers often ship code with WCAG violations or security vulnerabilities because they lack real-time feedback during the creative process. The Solution A live, multimodal auditor powered by Gemini 3 Flash. It analyzes visual state and code context simultaneously, providing a 6-pillar diagnostic score and actionable fixes in seconds. Tech Stack Intelligence Gemini 3 Flash + LangChain Voice Synthesis ElevenLabs API Frontend React + Tailwind + Framer Data Viz Recharts Backend Express + Resend + Supabase Deployment Vercel Edge Functions System Architecture & Flow 1. Capture Supabase Edge Proxy + HTML Stream 2. Analyze gemini-3-flash-preview 3. Diagnose 6-Pillar Audit Scoring 4. Alert ElevenLabs Voice Feedback 5. Report Resend Stakeholder Email Key Innovation Pillars Live Vision Audit Real-time screen capture analysis using Gemini-3-Flash-Preview. Mobile Screenshot Support Upload mobile screenshots for instant accessibility and UX analysis. Multimodal Consultation Ask design questions via voice or text while Gemini analyzes your live screen. Interactive Feedback Loop Select specific audit findings to challenge or discuss with Gemini in real-time. 6-Axis Diagnostics Quantified scores for WCAG, Security, UX, Mobile, Spam, and Perf. Voice Feedback Natural language audio alerts via ElevenLabs for hands-free auditing. Automated Reporting Instant PDF-style email summaries sent to stakeholders via Resend. Context Awareness Combines visual screenshots with raw HTML source fetched via Supabase Edge Proxy. Accessibility First Built-in WCAG 2.1 compliance checking as a core engine feature. Cloud Persistence Secure audit history and user profiles powered by Supabase and Vercel. Market Impact Democratizing Web Quality. By providing enterprise-grade auditing tools for free to every developer, we can ensure the next generation of the web is more accessible, secure, and user-friendly by de
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