I built an AI E-Commerce Brain with Notion MCP

This is a submission for the Notion MCP Challenge What I Built I built an AI e-commerce brain for a Shopify storefront using Notion MCP as the behavior control layer. On the surface, it looks like one shopping assistant. Under the hood, it behaves more like a network of specialists: a training bag specialist a gloves and wraps specialist a cart review specialist an order history specialist an add-to-cart specialist The architecture is split intentionally. The app keeps ownership of: intent classification and routing Shopify integration ranking and filtering session and conversation state validation and fallback logic performance and caching Notion owns the behavior layer for each intent: tone and voice intent instructions recommendation strategy questions to ask do / do not rules example responses behavior notes synced intent synonyms That means I can change how the AI behaves per scenario without rewriting prompts throughout the codebase. Instead of one generic chatbot, I now have a c