CourtListener (Claude)

Unverified

Legal research across millions of court records

About CourtListener (Claude) MCP Server

Connects Claude to CourtListener, the Free Law Project's legal research platform, with access to millions of U.S. court opinions, PACER dockets, judge profiles, oral arguments, and citation data. Search case law across federal and state courts, retrieve full case metadata, extract and verify legal citations against a canonical database, and set up alerts for new opinions or docket updates. Built and operated by Free Law Project, a 501(c)(3) nonprofit dedicated to making the law broadly accessible. Suited for attorneys, legal researchers, journalists, academics, and pro se litigants who need fast, reliable access to primary legal sources.

Features

Tools
Getting Started

Open the Claude listing: https://claude.com/marketplace/connectors/courtlistener. Choose Add to Claude and follow the publisher’s setup instructions. The published connector URL is https://mcp.courtlistener.com/. Sign-in: Required. Publisher documentation: https://github.com/freelawproject/courtlistener-api-client/blob/main/MCP_README.md. Availability depends on your plan, region, and workspace settings. This integration has not been authenticated or functionally tested here.

Tools (14)
Functions this server exposes to AI clients

analyze_citations

call_endpoint

create_search_alert

delete_search_alert

extract_citations

get_choices

get_counts

get_endpoint_item

get_endpoint_schema

get_more_results

resume_citation_analysis

search

subscribe_to_docket_alert

unsubscribe_from_docket_alert

Compatible With
Claude
Claude Code
Claude Desktop