The NPM MCP Server provides tools to fetch and analyze npm package information:
Search npm packages: Fetch detailed information about specific packages (name, version, description, author, homepage, repository, dependencies)
List popular packages: Retrieve the 10 most popular npm packages with their names, descriptions, and versions
Integrate with AI workflows: Support for package comparison, dependency analysis, and finding alternatives
Development modes: Supports both production (npm start) and development (npm run dev) environments
Allows retrieval of Lodash package information as part of the popular packages resource functionality.
Provides tools for searching and retrieving detailed information about npm packages, including package metadata, version information, dependencies, and popularity rankings.
Enables access to React package information including version details, description, and repository data to support development decisions.
Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type @ followed by the MCP server name and your instructions, e.g., "@NPM MCP Server show me details about the express package"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
This is a Model Context Protocol (MCP) server that provides functionality to fetch information about npm packages.
Package Search: Tool to fetch detailed information about npm packages
Popular Packages: Resource to list the 10 most popular npm packages
Related MCP server: NPM Helper MCP
To install NPM MCP Server for Claude Desktop automatically via Smithery:
npx -y @smithery/cli install @mateusribeirocampos/npm-mcp-server --client claudenpm installnpm run buildnpm startFor development:
npm run devThe server exposes two main functionalities:
Fetches detailed information about a specific npm package. The tool returns comprehensive package information including:
Package name
Latest version
Description
Author information
Homepage URL
Repository URL
Dependencies list
Example usage:
const result = await server.tools.searchNpmPackage({ packageName: "react" });Example response:
{
"name": "react",
"version": "18.2.0",
"description": "React is a JavaScript library for building user interfaces.",
"author": "Meta Open Source",
"homepage": "https://reactjs.org/",
"repository": {
"url": "https://github.com/facebook/react.git"
},
"dependencies": {
"loose-envify": "^1.1.0"
}
}Lists the 10 most popular npm packages, sorted by popularity. Each package in the list includes:
Package name
Description
Current version
Resource URI: npm://popular
Example response:
[
{
"name": "lodash",
"description": "Lodash modular utilities",
"version": "4.17.21"
},
// ... more packages
]This MCP server can be integrated with AI models to:
Get package information before installation
Compare different package versions
Analyze dependencies
Find popular alternatives
Get quick package summaries
TypeScript
Model Context Protocol SDK
Node-fetch
Zod
Inputs: packageName (required).
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
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Scored across 1 tool
With only one tool, there is no possibility of ambiguity or overlap between tools. The single tool 'searchNpmPackage' has a distinct and clear purpose by default.
Since there is only one tool, naming consistency is inherently perfect. The tool name 'searchNpmPackage' uses a consistent verb_noun pattern with no deviations to evaluate.
A single tool is too few for a server named 'NPM MCP Server', which implies broader npm-related functionality. This feels thin and incomplete for the apparent scope of npm package management.
The tool set is severely incomplete for an npm server. Only search functionality is provided, with no coverage for install, view, publish, update, or other essential npm operations, leading to significant gaps.
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