curl --request POST \
  --url https://api.iotools.cloud/v1/tool/inflation-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "amount": "1000",
  "startYear": "2015",
  "endYear": "2025",
  "inflationRate": "3"
}
'

{
  "tool": "inflation-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "summary": "=== Inflation Result ===\n\n  $1,000.00 in 2015 has the same buying power as $1,343.92 in 2025.\n\n  Amount:                   $1,000.00\n  Equivalent Value:         $1,343.92\n  Cumulative Inflation:     34.39%\n  Purchasing Power:         0.7441\n  Period:                   10 years forward (2015 → 2025)\n  Average Annual Rate:      3.00%\n\n=== Formula ===\n  equivalent = amount x (1 + rate/100) ^ years\n  = $1,000.00 x (1 + 3/100) ^ 10",
    "table": [
      {
        "year": "2015",
        "equivalent-value": "$1,000.00",
        "cumulative-inflation": "0.00%",
        "purchasing-power": "1.0000"
      },
      {
        "year": "2016",
        "equivalent-value": "$1,030.00",
        "cumulative-inflation": "3.00%",
        "purchasing-power": "0.9709"
      },
      {
        "year": "2017",
        "equivalent-value": "$1,060.90",
        "cumulative-inflation": "6.09%",
        "purchasing-power": "0.9426"
      },
      {
        "year": "2018",
        "equivalent-value": "$1,092.73",
        "cumulative-inflation": "9.27%",
        "purchasing-power": "0.9151"
      },
      {
        "year": "2019",
        "equivalent-value": "$1,125.51",
        "cumulative-inflation": "12.55%",
        "purchasing-power": "0.8885"
      },
      {
        "year": "2020",
        "equivalent-value": "$1,159.27",
        "cumulative-inflation": "15.93%",
        "purchasing-power": "0.8626"
      },
      {
        "year": "2021",
        "equivalent-value": "$1,194.05",
        "cumulative-inflation": "19.41%",
        "purchasing-power": "0.8375"
      },
      {
        "year": "2022",
        "equivalent-value": "$1,229.87",
        "cumulative-inflation": "22.99%",
        "purchasing-power": "0.8131"
      },
      {
        "year": "2023",
        "equivalent-value": "$1,266.77",
        "cumulative-inflation": "26.68%",
        "purchasing-power": "0.7894"
      },
      {
        "year": "2024",
        "equivalent-value": "$1,304.77",
        "cumulative-inflation": "30.48%",
        "purchasing-power": "0.7664"
      },
      {
        "year": "2025",
        "equivalent-value": "$1,343.92",
        "cumulative-inflation": "34.39%",
        "purchasing-power": "0.7441"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}