RubyGems

liveDeveloperTechnology

Ruby gem metadata, versions, dependencies, and reverse-dependency lookup

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free tier50 calls/day

Tools

get_gemrequired: name

Get full metadata for a published Ruby gem by name. Returns latest version, authors, license, descriptions, download counts, and project/source URLs. Use for "what is gem X?", "tell me about Ruby gem

Parameters
NameTypeDescription
namereqstringGem name (e.g., rails)
▶Try it
search_gemsrequired: query

Search RubyGems by keyword in name/description. Returns matching gems sorted by relevance with name, version, downloads, and info text.

Parameters
NameTypeDescription
queryreqstring—
limitoptnumber—
pageoptnumber—
▶Try it
get_versionsrequired: name

Get full version history for a Ruby gem. Returns every published version with release date, download count, Ruby version compatibility, and licenses. Use for "what versions of X exist?" or "when did Y

Parameters
NameTypeDescription
namereqstring—
limitoptnumber—
▶Try it
get_dependenciesrequired: name

Get the runtime and development dependencies for a specific version of a Ruby gem. Returns each dependency with its version requirement string. Omit version to get the latest.

Parameters
NameTypeDescription
namereqstring—
versionoptstringOmit for latest
▶Try it
get_reverse_dependenciesrequired: name

List gems that depend on this gem. Useful for understanding ecosystem impact ("what depends on Rack?") or risk surface ("how many gems would break if this one had a vulnerability?"). API caps at 50 na

Parameters
NameTypeDescription
namereqstring—
▶Try it

Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/rubygems/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/rubygems/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"get_gem","arguments":{"name": "test"}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("get_gem", {"name":"example"});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("ruby gem metadata, versions, dependencies, and reverse-dependency lookup");