Test Your MCP App UI Locally — React Fluent UI + MCP Inspector

Building an MCP app with a React Fluent UI interface? Don't wait for a client to test it. MCP Inspector lets you load your app component, interact with it live, and see the full tool round-trip — all locally, in seconds. In this short: ⚡ Launch Inspector from VS Code with one command 🔌 Connect your MCP server (local or hosted) 🛠️ Validate raw tool calls in the Tools tab 🖥️ Load and interact with your Fluent UI app widget in the Apps tab One command to start: npx @modelcontextprotocol/inspector Learn more about MCP apps in Copilot in this deep dive lab 🔗 aka.ms/mcp-app-lab ✅SUBSCRIBE TO OUR CHANNEL: www.youtube.com/Microsoft365Developer?sub_confirmation=1