What is the key difference between LexRay and Legal Research?

LexRay belongs to the Legal category with local stdio execution, while Legal Research belongs to the Legal category with cloud HTTP/SSE execution.

How do I install LexRay or Legal Research in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are LexRay and Legal Research free or paid?

LexRay operates under a Freemium model (OAuth 2.0). Legal Research operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

LexRay lists 0 tools with 0 views and 0 GitHub stars. Legal Research lists 4 tools with 2 views and 0 GitHub stars.

Can I use both LexRay and Legal Research together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

LexRay vs Legal Research

In-depth architectural comparison of the LexRay and Legal Research MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

LexRay

Legal · Local stdio

Quality: 46/100 (Fair) | Auth: OAuth 2.0

Legal Research

Legal · Remote HTTP/SSE

Quality: 40/100 (Fair) | Auth: No auth required

Verdict Summary: Choose LexRay if you need specialized Legal tools running via a local process. Choose Legal Research if your workspace requires Legal integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose LexRay when:

You need dedicated capabilities in the Legal domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: OAuth 2.0 (Freemium).

Explore LexRay Details

Choose Legal Research when:

You need dedicated capabilities in the Legal domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Cross-reference resolution between laws and their delegated ordinances, Amendment tracking for Japanese laws and ministerial ordinances, Related case law lookup.

Explore Legal Research Details

Feature & Specification Comparison

Specification	L LexRay Legal	L Legal Research Legal
Summary	Structured EU and UK legislation for people and AI agents, with linked provisions, definitions and versioned texts. Public discovery; a free account unlocks structure and three showcase articles per act; full corpus access requires a LexRay entitlement.	日本の政省令・法令の参照解決と改正調査を行うMCP（条文・委任先・裁判例・通達）
Category & Scope	Legal	Legal
Quality signal

Tools & Capabilities Breakdown

LexRay Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Legal Research Tools (4)

Cross-reference resolution between laws and their delegated ordinances

Amendment tracking for Japanese laws and ministerial ordinances

Related case law lookup

Administrative notice lookup

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

LexRay Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "lexray": {
      "command": "npx",
      "args": [
        "-y",
        "lexray"
      ]
    }
  }
}

Legal Research Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "legal-research": {
      "url": "https://seishorei-wakarukun.com/mcp"
    }
  }
}

Frequently Asked Questions

LexRay is categorized under Legal and uses a local stdio subprocess. In contrast, Legal Research belongs to Legal using remote streaming HTTP/SSE transport. Select LexRay when you need capabilities focused on legal and Legal Research when you require tools for legal.

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