Profit Margin Calculator

Finance REST API MCP

Return cost, selling price, profit, profit margin (percent of price), and markup (percent of cost). Mode cost_price takes cost and selling_price; mode margin takes cost and a target margin; mode markup takes cost and a target markup.

This page documents the MCP tool findutils:profit_margin_calculator. See the REST reference →

Use in the browser View as Markdown

Call it over MCP

Tool name findutils:profit_margin_calculator · no API keys · 120 requests/min per IP

Claude Code

claude mcp add findutils --transport http https://mcp.findutils.com/

Claude Desktop — claude_desktop_config.json

{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/"
    }
  }
}

Raw JSON-RPC (any MCP client) — verified example

curl -X POST https://mcp.findutils.com/ \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "profit_margin_calculator",
      "arguments": {
        "mode": "cost_price",
        "cost": 50,
        "selling_price": 100
      }
    }
  }'

Input schema

Argument	Type	Required	Description
mode	string (cost_price \| margin \| markup)	no	What you know: cost_price, margin, or markup. Default: cost_price.
cost	number	yes	Cost of the item. Must be > 0.
selling_price	number	no	Selling price (mode cost_price). Must be > 0.
margin	number	no	Target profit margin in percent (mode margin). Must be > 0 and < 100.
markup	number	no	Target markup in percent (mode markup). Must be > 0.

Example arguments (verified)

{
  "mode": "cost_price",
  "cost": 50,
  "selling_price": 100
}

Also a REST endpoint

The same tool answers plain HTTP at POST /api/tools/profit-margin-calculator/execute — no key, 60 requests/min.

Open the REST reference for Profit Margin Calculator →

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