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Loupe: free citation lookup

Official registry Government and legal

Check if a US legal citation exists, names its case and has a valid pin cite; or find a case. Free.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http loupe-free-citation-lookup 'https://loupe.legal/mcp-public'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "loupe-free-citation-lookup": {
            "type": "http",
            "url": "https://loupe.legal/mcp-public"
        }
    }
}

Frequently asked questions

What is Loupe: free citation lookup?

Check if a US legal citation exists, names its case and has a valid pin cite; or find a case. Free.

How do I install Loupe: free citation lookup?

It runs as a remote server. In Claude Code: claude mcp add --transport http loupe-free-citation-lookup 'https://loupe.legal/mcp-public'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Loupe: free citation lookup need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Loupe: free citation lookup?

It is published by legal.loupe. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.