Inflation Calculator API

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

Return what an amount of money from one year is worth in another year using historical CPI data, with total inflation, average yearly inflation, and the change in purchasing power (all in percent). USD covers 1913-2025 (BLS); TRY covers 2003-2025 (TÜİK).

Needs an API key. Running a tool needs an API key. Keys are not for sale yet: ask for early access. About API keys

Open the tool Try it

Request body

application/json

amount

number required

Amount of money in the from_year.
from_year

integer required

Start year.
to_year

integer required

End year. May be earlier than from_year.
currency

string optional

CPI series: USD or TRY. Default: USD. One of USD · TRY.

Example arguments

Verified

{
  "amount": 100,
  "from_year": 2000,
  "to_year": 2025,
  "currency": "USD"
}

curl -X POST https://api.findutils.com/api/tools/inflation-calculator/execute \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "amount": 100,
    "from_year": 2000,
    "to_year": 2025,
    "currency": "USD"
  }'

const response = await fetch('https://api.findutils.com/api/tools/inflation-calculator/execute', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json', Authorization: 'Bearer YOUR_API_KEY' },
  body: JSON.stringify({"amount":100,"from_year":2000,"to_year":2025,"currency":"USD"}),
});
const data = await response.json();

import requests

response = requests.post(
    "https://api.findutils.com/api/tools/inflation-calculator/execute",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={"amount":100,"from_year":2000,"to_year":2025,"currency":"USD"},
)
data = response.json()

$ch = curl_init('https://api.findutils.com/api/tools/inflation-calculator/execute');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => ['Content-Type: application/json', 'Authorization: Bearer YOUR_API_KEY'],
    CURLOPT_POSTFIELDS => '{"amount":100,"from_year":2000,"to_year":2025,"currency":"USD"}',
    CURLOPT_RETURNTRANSFER => true,
]);
$data = json_decode(curl_exec($ch), true);

Also an MCP tool

Call inflation_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: API key
REST id: inflation-calculator
MCP name: inflation_calculator
Category: Finance
Machine-readable: openapi.json · markdown.md

Request body

Example arguments

More Finance tools

More to explore