MCP server exposing 1 tool for packagephobia.
This URL is a JSON-RPC 2.0 endpoint over HTTP. Issue POST requests with a JSON-RPC body. Browsers and search crawlers land here on GET.
POST https://gateway.pipeworx.io/packagephobia/mcp
Content-Type: application/json
{"jsonrpc":"2.0","id":1,"method":"tools/list"}
size — Return the publish size and full install size (including dependencies) in bytes for an npm package name and optional version via packagephobia.com.Code samples (curl / TypeScript / one-click client install), schemas, and the live playground are on the pack page:
https://pipeworx.io/packs/packagephobia/
Pipeworx is an open MCP gateway connecting AI agents to live data. pipeworx.io