curl --request POST \
  --url https://api.iotools.cloud/v1/tool/fibonacci-generator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "sequenceType": "fibonacci",
  "mode": "terms",
  "termCount": "10",
  "startA": "0",
  "startB": "1"
}
'

{
  "tool": "fibonacci-generator",
  "tool_version": "1.0.1",
  "outputs": {
    "sequence": "F(0) = 0\nF(1) = 1\nF(2) = 1\nF(3) = 2\nF(4) = 3\nF(5) = 5\nF(6) = 8\nF(7) = 13\nF(8) = 21\nF(9) = 34",
    "stats": [
      {
        "metric": "Terms",
        "value": "10"
      },
      {
        "metric": "Largest value",
        "value": "34"
      },
      {
        "metric": "Digits in largest",
        "value": "2"
      }
    ],
    "ratios": [
      {
        "n": "2",
        "term": "1",
        "term-previous": "1.000000000000000",
        "diff-from": "-6.180340e-1"
      },
      {
        "n": "3",
        "term": "2",
        "term-previous": "2.000000000000000",
        "diff-from": "+3.819660e-1"
      },
      {
        "n": "4",
        "term": "3",
        "term-previous": "1.500000000000000",
        "diff-from": "-1.180340e-1"
      },
      {
        "n": "5",
        "term": "5",
        "term-previous": "1.666666666666667",
        "diff-from": "+4.863268e-2"
      },
      {
        "n": "6",
        "term": "8",
        "term-previous": "1.600000000000000",
        "diff-from": "-1.803399e-2"
      },
      {
        "n": "7",
        "term": "13",
        "term-previous": "1.625000000000000",
        "diff-from": "+6.966011e-3"
      },
      {
        "n": "8",
        "term": "21",
        "term-previous": "1.615384615384615",
        "diff-from": "-2.649373e-3"
      },
      {
        "n": "9",
        "term": "34",
        "term-previous": "1.619047619047619",
        "diff-from": "+1.013630e-3"
      }
    ],
    "checker": ""
  },
  "credits_used": 3,
  "credits_remaining": null
}