How do I use caselegis-mcp?

1. Click on "Install Server". 2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state. 3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@caselegis-mcp search for California Supreme Court cases on civil procedure from 2020" That's it! The server will respond to your query, and you can continue using it as needed. Here is a step-by-step guide with screenshots.

caselegis-mcp

California case law research tools for Claude Desktop, Cursor, and any MCP-compatible AI assistant.

Powered by Caselegis — search 566,000+ California opinions, check citation status (Red/Yellow/Green), and trace citation networks, all from inside your AI assistant.

Setup

1. Get an API key at caselegis.com/settings → API Keys.

2. Add to Claude Desktop (~/.claude/claude_desktop_config.json):

{
  "mcpServers": {
    "caselegis": {
      "command": "uvx",
      "args": ["caselegis-mcp"],
      "env": { "CASELEGIS_API_KEY": "brfl_..." }
    }
  }
}

3. Restart Claude. The Caselegis tools will appear automatically.

Tools

Tool	What it does
`get_quota`	Check remaining monthly queries (free, doesn't count)
`search_cases`	Full-text search with court, date, and sort filters
`get_case`	Retrieve full opinion text and metadata
`get_citation_status`	Red/Yellow/Green — is this case still good law?
`get_citations`	Cases this opinion cites (outgoing)
`get_cited_by`	Cases that cite this opinion (incoming), filterable by treatment