
npm MCP — wraps the npm Registry API (free, no auth)
Streamable HTTP
https://gateway.pipeworx.io/npm/mcpclaude mcp add --transport http npm https://gateway.pipeworx.io/npm/mcp@pipeworx/mcp-npm · npm 0.2.1 · stdio
claude mcp add --transport stdio npm -- npx -y @pipeworx/mcp-npm@0.2.1