Courtlistener MCP Server
未申請Search and retrieve US court opinions, federal dockets, judge records, citation networks, and oral arguments from CourtListener's 9M+ opinion corpus via MCP. STDIO or Streamable HTTP.
インストール
docker run --rm -e COURTLISTENER_API_TOKEN=your-token -p 3010:3010 courtlistener-mcp-server未申請リスティング
このMCPサーバーはあなたのものですか？
このリスティングは公開情報から自動的にインデックスされました。申請することで、ページの編集、互換性の設定、成長ツールのアンロックができます。2分以内に完了します。
このサーバーを申請するツール（24個）
all_matching_court_ids
returns the complete filtered id set from a bundled snapshot of every CourtListener court, at no request cost — covers the default bench and every jurisdiction filter. Empty (not a truncated prefix) when more than 1,000 courts match; check allmatchingcourtidscomplete before reading emptiness as "no
cited_by
(default): opinions that cite this one — measures precedential influence and downstream adoption
citing
opinions this one cites — reveals the authority chain the court relied on
court
is absent from the citation-lookup payload (the court lives on the linked docket), so it is resolved from docketid — one extra request per distinct docket, bounded by maxcourtlookups (default 4, up to 20; 0 skips court resolution). courtresolution (resolved / nodocket / lookupfailed / overbudget) sa
courtlistener_get_citations
Retrieve the citation network for an opinion: opinions cited by it (citing) or that cite it (citedby)
courtlistener_get_docket
Fetch docket metadata and entry list for a single federal case
courtlistener_get_financial_disclosure
Fetch one disclosure's parsed line items — investments, debts, positions, income, gifts — with coded values decoded to dollar ranges; selectable by category
courtlistener_get_judge
Fetch full biographical profile, appointment history, and education for a single judge
courtlistener_get_opinion
Fetch full text and metadata for an opinion cluster — returns all opinion variants (majority, concurrence, dissent)
courtlistener_get_oral_argument
Fetch full detail for a single oral argument — panel, duration, MP3 link, and speech-to-text transcript
courtlistener_get_parties
Fetch all parties and attorneys of record for a RECAP federal docket by docket ID
courtlistener_lookup_citation
Resolve legal citations (e.g., "410 U.S. 113") to cluster IDs and case metadata — one entry per citation found in the input
courtlistener_lookup_courts
List courts filtered by jurisdiction type, active/inactive status, and scraper coverage
courtlistener_search_dockets
Search RECAP federal court dockets by party name, attorney, court, and date
courtlistener_search_financial_disclosures
Search federal judicial financial disclosure filings by judge and year — category counts, itemized gifts, and source PDF
courtlistener_search_judges
Search judge records by name, appointing president, court, and political affiliation
courtlistener_search_opinions
Full-text search across 9M+ written court opinions with field-level filtering, date ranges, status, and sort
courtlistener_search_oral_arguments
Search appellate oral argument audio recordings by case name, court, and date argued
coverage_note
in every response — RECAP is crowd-sourced from PACER; completeness varies by court
entries_page_size
controls how many entries are returned (1–50); large cases have hundreds
has_opinion_scraper
filter useful for planning opinion searches — courts without scrapers have sparse coverage
party_name
filter applies in addition to (AND with) the q query — more precise than embedding party names in the query
snippet
is the matched excerpt from the first variant that carries one; CourtListener does not mark which variant the search matched
status
selects which bench to return: active (the default) only the courts CourtListener still scrapes, inactive only the historical and defunct ones, any both. Upstream filters these as disjoint sets, so any is the only value that reaches the whole list