Legal MCP Server for Claude Provides Access to 4M+ US Court Opinions

Legal MCP Server for Claude AI
A developer has built an MCP (Model Context Protocol) server that provides Claude AI with access to over 4 million real US court opinions, eliminating citation hallucinations in legal queries. The tool is free, open-source under MIT license, and has no paid tiers.
Key Features and Tools
The server includes 18 tools covering:
- Case law search
- Citation tracing
- Bluebook citation parsing
- Clio practice management integration
- PACER federal filings access
Users can ask Claude questions like:
- "Find Supreme Court cases about qualified immunity after 2020"
- "Parse this citation: 347 U.S. 483 (1954)"
- "Who cited Carpenter v. United States?"
The server returns real cases with accurate citations and links.
Installation and Setup
Install via pip:
pip install git+https://github.com/Mahender22/legal-mcp.gitFor Claude Desktop, add to config:
{
"mcpServers": {
"legal-mcp": {
"command": "/path/to/legal-mcp-env/bin/legal-mcp",
"env": {
"LEGAL_MCP_DEMO": "true"
}
}
}
}For Claude Code:
claude mcp add legal-mcp -e LEGAL_MCP_DEMO=true -- /path/to/legal-mcp-env/bin/legal-mcpThe tool was built entirely with Claude Code (Opens) and requires no account or credit card to use.
📖 Read the full source: r/ClaudeAI
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