Lex
Verified IntegrationClient Configuration
— Connect Lex to Claude Desktop or Cursor in seconds{
"mcpServers": {
"lex": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-lex"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Provides a comprehensive API for UK legal data, enabling AI agents and researchers to search millions of laws, cases, and legal documents.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Lex
Lex is a comprehensive API that provides access to millions of UK legal documents, including legislation and case law. It's designed for AI agents, legal researchers, and developers to easily search and integrate legal data.
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