build-mcp-app
anthropics/claude-plugins-official
This guide details how to create 'MCP Apps,' which are standard MCP servers augmented with interactive UI resources. It allows developers to add widgets, forms, pickers, dashboards, and confirmation dialogs directly into the chat interface. Use this skill when your tool requires structured input, complex selections, or visual output that plain text or JSON cannot adequately convey. It enhances the user experience by embedding rich, functional components within the conversation flow.