`get_reverse_dependencies`

Pack: rubygems · Endpoint: https://gateway.pipeworx.io/rubygems/mcp

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 names per request.

Parameters

Name	Type	Required	Description
`name`	string	yes	Gem name (e.g., “rack”)

Example call

Arguments

{
  "name": "rack"
}

curl

curl -X POST https://gateway.pipeworx.io/rubygems/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"get_reverse_dependencies","arguments":{"name":"rack"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('get_reverse_dependencies', {
  "name": "rack"
});

Response shape

Always returns: found, name

Field	Type	Description
`found`	boolean	Whether the gem was found
`name`	string	Gem name
`hint`	string	Error message when gem not found
`count`	number	Total number of gems that depend on this one
`dependents`	array	Names of gems depending on this one (up to 50)
`has_more`	boolean	Whether there are more than 50 dependents

Full JSON Schema

{
  "type": "object",
  "properties": {
    "found": {
      "type": "boolean",
      "description": "Whether the gem was found"
    },
    "name": {
      "type": "string",
      "description": "Gem name"
    },
    "hint": {
      "type": "string",
      "description": "Error message when gem not found"
    },
    "count": {
      "type": "number",
      "description": "Total number of gems that depend on this one"
    },
    "dependents": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Names of gems depending on this one (up to 50)"
    },
    "has_more": {
      "type": "boolean",
      "description": "Whether there are more than 50 dependents"
    }
  },
  "required": [
    "found",
    "name"
  ]
}

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "rubygems": {
      "url": "https://gateway.pipeworx.io/rubygems/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

get_reverse_dependencies