Axiom Calculator MCP vs Equivault MCP

In-depth architectural comparison of the Axiom Calculator MCP and Equivault MCP 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 Axiom Calculator 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: mortgage_calculator, rent_vs_buy, compound_interest.

Explore Axiom Calculator MCP Details

Choose Equivault MCP when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
• You have access to required keys: EQUIVAULT_API_KEY, EQUIVAULT_TENANT_ID, EQUIVAULT_BASE_URL.
• Primary tools included: search_companies, get_company, get_financials.

Feature & Specification Comparison

Specification	Axiom Calculator MCP vdalhambra Finance & Fintech	Equivault MCP equivault Finance & Fintech
Summary	Personal finance calculators — mortgage payments, compound interest, FIRE retirement number, loan comparison, true credit cost, and debt payoff. 8 tools, zero API keys, works with uvx axiom-calculator-mcp.	Official EquiVault MCP — AI-powered equity research for Claude. 38 tools covering company fundamentals, financial statements, ratios & metrics, stock quotes, screening, peer comparison, investment narrative, guidance tracking, segments, capital allocation, insider transactions, earnings quality, signals intelligence, alerts, briefs, portfolio analytics, and more. Tier-aware with graceful upgrade prompts. Install via npx equivault-mcp.

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": {
    "vdalhambra-axiom-calculator-mcp": {
      "command": "uvx",
      "args": [
        "axiom-calculator-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "equivault-equivault-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "equivault-mcp"
      ],
      "env": {
        "EQUIVAULT_API_KEY": "YOUR_EQUIVAULT_API_KEY_HERE",
        "EQUIVAULT_TENANT_ID": "YOUR_EQUIVAULT_TENANT_ID_HERE",
        "EQUIVAULT_BASE_URL": "YOUR_EQUIVAULT_BASE_URL_HERE"
      }
    }
  }
}

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