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CAGR (Compound Annual Growth Rate) & Rule-of-72 Calculator

Calculates exact Compound Annual Growth Rate (CAGR %), total multiple, and Rule-of-72 doubling time between any beginning and ending value.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/finance-cagr-calculator?start_value=10000&end_value=28500&years=5&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"finance-cagr-calculator"}

Parameters

Example response (live, compact)

{
  "apiId": "finance-cagr-calculator",
  "data_freshness": "live",
  "data": {
    "start_value": 10000,
    "end_value": 28500,
    "years": 5,
    "cagr_pct": 23.3,
    "total_return_pct": 185,
    "multiplier": 2.85,
    "years_to_double_at_this_cagr": 3.1
  },
  "source": "100% Platform Financial Math Engine",
  "license": "100% Platform Owned Compute"
}

Source & license