Lookup Holiday vs OnchainDiligence

In-depth architectural comparison of the Lookup Holiday and OnchainDiligence 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.

Which MCP Server Should You Choose?

Choose Lookup Holiday when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Lookup Holiday Details

Choose OnchainDiligence when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore OnchainDiligence Details

Feature & Specification Comparison

Specification	Lookup Holiday Finance & Fintech	OnchainDiligence Finance & Fintech
Summary	Real public holiday lookup for 206 countries via a rule-based calendar engine. Paid via x402.	Pay-per-call sanctions screening and UK company checks for agents, paid in USDC via x402.
Category & Scope	Finance & Fintech	Finance & Fintech

Tools & Capabilities Breakdown

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).

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

{
  "mcpServers": {
    "onchaindiligence": {
      "url": "https://api.onchaindiligence.com"
    }
  }
}

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