n8n Community Challenge Winner: HITL workflow

AI voice web app: Live Demo

• *Voice AI Engine* Multi-modal flow built entirely in n8n and exposed via a custom web interface.
• Enterprise Telemetry: Powered by xAI (Grok), bare-metal self-hosting, and Cloudflare infrastructure.
• Vector Storage: Auto-ingests multimedia and documents directly into a Supabase Vector Database.
• Social Orchestration: Features automated social asset creation and scheduled posting pipelines across 6 networks.