Provides tools for analyzing npm package bundle sizes, including minified and gzipped sizes, tree-shakeability, dependencies, historical comparisons, and finding similar packages.
Click on "Install 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., "@mcp-bundlephobia check the bundle size of lodash"
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.
Bundlephobia MCP — npm bundle-size analysis
Part of Pipeworx — an MCP gateway connecting AI agents to 965+ live data sources.
Tool | Description |
| Bundle size analysis — minified + gzipped, tree-shakeability, dependencies, esm/cjs detection. |
| Return npm packages with similar functionality to the given package, each with their minified + gzipped bundle sizes, to aid migration or replacement decisions. |
| Fetch minified + gzipped bundle size for each of up to 5 specified versions of an npm package and return them side-by-side for size regression tracking. |
| Return the list of npm packages most recently measured on bundlephobia.com, showing current community interest in bundle-size analysis. |
Related MCP server: mcp-server-npm-plus
Add to your MCP client (Claude Desktop, Cursor, Windsurf, etc.):
{
"mcpServers": {
"bundlephobia": {
"url": "https://gateway.pipeworx.io/bundlephobia/mcp"
}
}
}Or connect to the full Pipeworx gateway for access to all 965+ data sources:
{
"mcpServers": {
"pipeworx": {
"url": "https://gateway.pipeworx.io/mcp"
}
}
}Instead of calling tools directly, you can ask questions in plain English:
ask_pipeworx({ question: "your question about Bundlephobia data" })The gateway picks the right tool and fills the arguments automatically.
MIT
This server cannot be installed
Unclaimed servers have limited discoverability.
If you are the server author, to access and configure the admin panel.
Packagephobia MCP — install-size analysis for npm packages
Provide AI-powered real-time analysis and intelligence on NPM packages, including security, depend…
npm, PyPI & crates.io intel for AI agents: versions, popularity, deps, health. No API keys.
We provide all the information about MCP servers via our MCP API.
curl -X GET 'https://glama.ai/api/mcp/v1/servers/pipeworx-io/mcp-bundlephobia'
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