Billy MCP vs Fin3000

In-depth architectural comparison of the Billy MCP and Fin3000 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 Billy MCP 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).
• Primary tools included: appliedFilters, idempotencyKey, execute_script.

Explore Billy MCP Details

F

Choose Fin3000 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 Fin3000 Details

Feature & Specification Comparison

Specification	Billy MCP Finance & Fintech	F Fin3000 Finance & Fintech
Summary	Billy (billy.dk) accounting: invoices, journal entries, trial balance, with write protection.	Accounting for German SMBs: invoices, clients, bank transactions, journal entries, VAT.
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal

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": {
    "billy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "fin3000": {
      "url": "https://fin3000.com"
    }
  }
}

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