`list_case_opinions`

Pack: court-listener · Endpoint: https://gateway.pipeworx.io/court-listener/mcp

List every opinion filed in one case (cluster) — majority, concurrences and dissents — with the opinion_id needed to read each one via get_opinion. No API key, no rate limit. Use after find_case or lookup_citation to get from a case to its readable text.

Parameters

Name	Type	Required	Description
`cluster_id`	number	yes	Cluster id from find_case or lookup_citation.

Example call

Arguments

{
  "cluster_id": 108713
}

curl

curl -X POST https://gateway.pipeworx.io/court-listener/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"list_case_opinions","arguments":{"cluster_id":108713}}}'

TypeScript (@pipeworx/sdk)

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

const result = await pipeworx.call('list_case_opinions', {
  "cluster_id": 108713
});

Connect

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

{
  "mcpServers": {
    "court-listener": {
      "url": "https://gateway.pipeworx.io/court-listener/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

list_case_opinions