Build an MCP Server in Javascript | NodeJS - Simple Tutorial

In this video, I will show you how to build an MCP Server in Javascript (Node) using the official modelcontextprotocol/sdk for Typescript. We'll be build an MCP server that fetches the latest uptodate documentation for any npm package. So this helps AI IDEs like Cursor to get the documentation for any npm package while you're vibe coding a JS project. In the video, I'm building the simplest version of this MCP server. If you're interested in the full source code, it is available here - https://github.com/meanands/npm-package-docs-mcp 👉 If you want to learn the basic concepts before you dive into agent/llm development, watch this video first - https://youtu.be/QtYEPYntfL4 Bookmarks for this video 00:00 Introduction 01:16 Installing dependencies 01:33 Creating the MCP server 02:07 Registering the tool 03:45 Defining the tool callback function 09:18 Inspecting using MCP Inspector 10:30 Adding the MCP server to Cursor Follow me for more content on software engineering, system design and AI related content. Twitter - https://twitter.com/anandrmedia Website - https://anands.me If you like my video, consider subscribing to my Youtube channel Thanks for watching, 👋 Anand