CourtListener
Legal research across millions of court records
About CourtListener
CourtListener is Free Law Project's legal research platform for U.S. court opinions, PACER dockets, judge profiles, oral arguments, and citation data. Its connector grounds assistants in primary legal records while supporting citation checks and docket-aware research.
Connection details
https://mcp.courtlistener.com/- Transport
- Streamable HTTP
- Authentication
- OAuth
Setup
claude mcp add courtlistener --transport http https://mcp.courtlistener.com/Frequently asked questions
What is the CourtListener remote MCP server?
The CourtListener remote MCP server is a hosted Model Context Protocol endpoint at https://mcp.courtlistener.com/, so AI assistants can connect to it without installing or running anything locally. CourtListener is Free Law Project's legal research platform for U.S. court opinions, PACER dockets, judge profiles, oral arguments, and citation data. Its connector grounds assistants in primary legal records while supporting citation checks and docket-aware research.
How do I connect to the CourtListener MCP server?
Add the endpoint https://mcp.courtlistener.com/ to any MCP-compatible client such as Claude Code, Codex, Cursor, or VS Code. The setup snippets on this page configure each client in one step.
Does the CourtListener MCP server require authentication?
Yes. CourtListener uses OAuth: the first time you connect, your MCP client opens a browser window to sign in and authorize access, then reuses the credentials for future sessions.
Which transport does the CourtListener MCP server use?
CourtListener exposes a Streamable HTTP endpoint, the current standard transport for the Model Context Protocol, supported by all major MCP clients.
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