CourtListener

CourtListener REST API

REST API v4.4 providing programmatic access to US court opinions, PACER docket data, judge records, financial disclosures, oral argument audio, citation lookup and network analysis, search alerts, and case visualizations. Supports Token, Cookie/Session, and HTTP Basic authentication. Returns JSON, HTML, or XML.

GitHub OpenAPI

Documentation

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Documentation
https://wiki.free.law/c/courtlistener/help/api/rest/v4/overview

Specifications

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OpenAPI
https://github.com/freelawproject/court-listener-api-definition/blob/master/court-listener-api.json
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OpenAPI
https://raw.githubusercontent.com/api-evangelist/court-listener/refs/heads/main/openapi/court-listener-openapi.json

Other Resources

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PythonSDK
https://github.com/freelawproject/courtlistener-api-client

OpenAPI Specification

court-listener-api.json Raw ↑