Frontend Sep 18, 2025

MCP is the New User Interaction Model

For decades, users have interacted with our applications using links and forms, but that’s not enough for users anymore. They want to use natural language. Let’s talk about how that changes what we build.

1:51 Jarvis vision for assistants 3:48 Natural language & multimodal UX 5:26 Paradigm shift: browsers → Jarvis-like clients; sites → MCP 6:16 What’s missing: integrations (city pavilion example) 9:52 Introducing Model Context Protocol (MCP) 10:00 LLM evolution: from chat to tool-using 13:29 Phase 3: MCP standard + client readiness 14:24 MCP architecture: host, client & server 15:33 Live demo: journaling via MCP (auth, location, weather) 21:19 Beyond text: MCP UI & interactive components 23:33 Ecosystem outlook: few clients, many servers 24:11 Resources & MCP course invite