mcp-mathtools

MCP server with 12 math & statistics tools for Claude Desktop, Cursor, and any MCP-compatible AI assistant. Precise arithmetic, statistics, unit conversion, financial calculations, and more.

Install

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

Tools (12)

| Tool | Description | |------|-------------| | calc | Evaluate math expressions safely (no eval) — supports sqrt, trig, log, etc. | | statistics | Mean, median, mode, stddev, variance, range, sum | | percentage | Percentage of, is-what-percent, percent change | | base_convert | Convert between number bases (2–36) | | unit_convert | Length, weight, temperature, data size, time | | compound_interest | Compound interest with optional contributions | | loan_payment | Monthly payment and total interest for loans | | proportion | Solve direct and inverse proportions | | prime_check | Primality test with factorization | | gcd_lcm | Greatest common divisor and least common multiple | | random_number | Random integers or floats in a range | | matrix | Add, multiply, transpose, determinant |

Zero dependencies

Only requires @modelcontextprotocol/sdk. All tools use Node.js built-ins.

Part of the MCP Toolkit

Want all 60+ tools in one server? Try mcp-all-tools.

Support

If this tool saves you time, consider supporting development:

• Buy me a coffee
• Tip via Stripe ($3)

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mcp-devutils — 44 developer tools in one MCP server. UUID, hash, JWT, JSON diff, AES encryption, and more. 15 free, unlock all 44 for $5.

License

MIT