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Pay per usage

US Court Records & Legal Opinions

Search US court records and legal opinions via CourtListener. Find opinions by keyword, case name, judge, date range, or court. Search dockets by party or case number. Get full opinion text and citations.

Pricing

Pay per usage

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lulz bot

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Monthly active users

3 days ago

Last modified

US Court Records & Legal Opinions Scraper

Search US court records, case law opinions, and docket filings via the CourtListener API. Access millions of legal documents from federal and state courts including the Supreme Court, Circuit Courts, and District Courts.

Features

Search opinions -- Find case law by keyword, judge, court, date range, and precedential status
Search dockets -- Look up case filings by party name, case number, court, or date range
Get case details -- Retrieve full opinion text, docket history, and associated documents for a specific case
Boolean search -- Supports AND, OR, NOT operators, phrase search with quotes, and wildcards
Full opinion text -- Optionally fetch the complete text of court opinions (requires free API token)
Cursor-based pagination -- Efficiently retrieves large result sets

Input Parameters

Parameter	Type	Default	Description
`mode`	string	`"opinions"`	Search mode: `opinions`, `dockets`, or `details`
`searchQuery`	string	`""`	Keywords to search for (supports boolean operators)
`caseId`	string	`""`	Cluster or docket ID for `details` mode
`court`	string	`""`	Court abbreviation (e.g., `scotus`, `ca9`, `nyed`)
`judge`	string	`""`	Judge or panel member name
`caseName`	string	`""`	Filter by case name
`party`	string	`""`	Party name for docket search
`docketNumber`	string	`""`	Docket/case number (e.g., `23-1234`)
`dateFrom`	string	`""`	Start date filter (YYYY-MM-DD)
`dateTo`	string	`""`	End date filter (YYYY-MM-DD)
`status`	string	`""`	Precedential status: `precedential`, `non-precedential`, `errata`, etc.
`maxResults`	integer	`50`	Maximum number of results (1-500)
`includeFullText`	boolean	`false`	Fetch full opinion text for each result (slower)
`apiToken`	string	--	CourtListener API token (free at courtlistener.com, 5000 req/hr)

Example Inputs

Search Supreme Court first amendment cases:

{
  "mode": "opinions",
  "searchQuery": "first amendment free speech",
  "court": "scotus",
  "status": "precedential",
  "maxResults": 25
}

Find dockets for a specific party:

{
  "mode": "dockets",
  "party": "Google",
  "court": "ca9",
  "dateFrom": "2023-01-01",
  "maxResults": 50
}

Get full details for a specific case:

{
  "mode": "details",
  "caseId": "2812209",
  "apiToken": "YOUR_TOKEN_HERE"
}

Output Fields

Opinion Search Results

Field	Type	Description
`clusterId`	number	CourtListener cluster ID (opinion group)
`docketId`	number	Associated docket ID
`caseName`	string	Short case name
`caseNameFull`	string	Full case name
`court`	string	Court name
`courtId`	string	Court abbreviation code
`dateFiled`	string	Date the opinion was filed
`docketNumber`	string	Docket number
`judge`	string	Author judge
`panelNames`	array	Panel members
`status`	string	Precedential status
`citations`	array	Legal citations
`citeCount`	number	Number of times this case is cited
`syllabus`	string	Case syllabus/summary
`snippet`	string	Relevant text snippet
`fullOpinionText`	string	Full opinion text (when `includeFullText` enabled)
`url`	string	CourtListener URL

Docket Search Results

Field	Type	Description
`docketId`	number	Docket ID
`caseName`	string	Case name
`court`	string	Court name
`dateFiled`	string	Filing date
`dateTerminated`	string	Termination date (if resolved)
`docketNumber`	string	Docket number
`cause`	string	Cause of action
`suitNature`	string	Nature of suit
`assignedTo`	string	Assigned judge
`parties`	array	Party names
`attorneys`	string	Attorneys of record
`url`	string	CourtListener URL

Use Cases

Legal research -- Find relevant case law and precedent on any topic
Litigation tracking -- Monitor dockets for specific parties or case numbers
Compliance analysis -- Research regulatory rulings and enforcement actions
Academic research -- Analyze judicial opinions, citation patterns, and court statistics
Due diligence -- Check litigation history for companies and individuals

Data Source

Data is sourced from the CourtListener API (by Free Law Project), which indexes millions of opinions and dockets from US federal and state courts.

Run on Apify

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