Retirement Calculator API

POST https://api.findutils.com/api/tools/retirement-calculator/execute

Return the projected savings at retirement, the amount needed to fund an inflation-adjusted monthly income until life expectancy, the gap or surplus, whether you are on track, the extra monthly saving needed, and the 4%-rule sustainable monthly withdrawal. Rates are yearly percentages.

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Request body

application/json

current_age

integer required

Current age in years.
retirement_age

integer required

Planned retirement age. Must be greater than current_age.
current_savings

number optional

Retirement savings today. Default: 0.
monthly_contribution

number optional

Amount saved every month. Default: 0.
expected_return

number optional

Expected yearly return in percent. Default: 7.
inflation_rate

number optional

Yearly inflation in percent. Default: 3.
desired_monthly_income

number required

Monthly income wanted in retirement, in today's money.
life_expectancy

integer optional

Age the money must last to. Must be greater than retirement_age. Default: 90.

Example arguments

Verified

{
  "current_age": 30,
  "retirement_age": 65,
  "current_savings": 50000,
  "monthly_contribution": 1000,
  "expected_return": 7,
  "inflation_rate": 3,
  "desired_monthly_income": 5000,
  "life_expectancy": 90
}

curl -X POST https://api.findutils.com/api/tools/retirement-calculator/execute \
  -H "Content-Type: application/json" \
  -d '{
    "current_age": 30,
    "retirement_age": 65,
    "current_savings": 50000,
    "monthly_contribution": 1000,
    "expected_return": 7,
    "inflation_rate": 3,
    "desired_monthly_income": 5000,
    "life_expectancy": 90
  }'

const response = await fetch('https://api.findutils.com/api/tools/retirement-calculator/execute', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({"current_age":30,"retirement_age":65,"current_savings":50000,"monthly_contribution":1000,"expected_return":7,"inflation_rate":3,"desired_monthly_income":5000,"life_expectancy":90}),
});
const data = await response.json();

import requests

response = requests.post(
    "https://api.findutils.com/api/tools/retirement-calculator/execute",
    json={"current_age":30,"retirement_age":65,"current_savings":50000,"monthly_contribution":1000,"expected_return":7,"inflation_rate":3,"desired_monthly_income":5000,"life_expectancy":90},
)
data = response.json()

$ch = curl_init('https://api.findutils.com/api/tools/retirement-calculator/execute');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
    CURLOPT_POSTFIELDS => '{"current_age":30,"retirement_age":65,"current_savings":50000,"monthly_contribution":1000,"expected_return":7,"inflation_rate":3,"desired_monthly_income":5000,"life_expectancy":90}',
    CURLOPT_RETURNTRANSFER => true,
]);
$data = json_decode(curl_exec($ch), true);

Also an MCP tool

Call retirement_calculator from Claude, Cursor or any MCP client. Same arguments, same output.

https://mcp.findutils.com

MCP reference

Rate limit: 60 a minute, per IP
Auth: None
REST id: retirement-calculator
MCP name: retirement_calculator
Category: Finance
Machine-readable: openapi.json · markdown.md

Request body

Example arguments

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