How do I find my CourtListener API Key?

Log in to your [**CourtListener account**](https://www.courtlistener.com/profile/api/), and you will find your API Key under the **API Tokens** section. Copy and paste it below.

Can the agent search for both opinions and dockets?

Yes. Use the `search_opinions` tool for legal judgments and `search_dockets` for case records. Your agent will return matching results from the Free Law Project database.

Is it possible to list judicial citations via the agent?

Yes. The `list_citations` tool allows your agent to retrieve all precedents and subsequent citations for any opinion by providing its Opinion ID, helping you map the legal landscape.

CourtListener MCP Connector for Claude

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Manage your legal research — search court opinions, dockets, and citations via AI.

10 tools Official Updated Jun 28, 2026 Official Vinkius Partner

More Details Connect to Claude

Empower your AI agent to orchestrate your entire legal research workflow with CourtListener, the world's leading free and open platform for legal data. By connecting CourtListener to your agent, you transform complex legal searches into a natural conversation. Your agent can instantly search for opinions, audit court dockets, and retrieve detailed judge information without you ever touching a technical portal. Whether you are conducting case law research or monitoring judicial activity, your agent acts as a real-time legal assistant, ensuring your research is always grounded in open and accessible data.

What you can do

Opinion Auditing — Search for legal opinions by keyword and retrieve detailed metadata, including court name and date filed.
Docket Oversight — Query court dockets to stay on top of ongoing litigation and case filings in real-time.
Judicial Intelligence — Retrieve detailed information about judges and their financial disclosures to maintain strict control over your research context.
Citation Discovery — List citations for specific opinions to understand the legal network and precedents.
Court Governance — List all available courts and their metadata to ensure your jurisdictional research is accurate.

How it works

Subscribe to this server
Enter your CourtListener API Key
Start managing your legal research through Claude, Cursor, or any MCP-compatible client

Who is this for?

Legal Professionals — monitor case law and docket updates straight from your workflow.
Researchers & Journalists — verify judicial metadata and financial disclosures without manual searches.
Law Students — perform rapid audits of legal citations and opinions through natural language.
Operations Leads — automate legal data querying to orchestrate cross-functional research teams smoothly.

legal-researchcourt-opinionsdocket-trackingcase-lawjudicial-data