API Endpoint

Fixed Deposit Maturity (India)

Calculate fixed deposit maturity value with compound interest.

Endpoint

POST https://likeoptions.com/api/v1/calculate/fd

Also supports GET with query parameters.

Parameters

Parameter	Type	Default	Description
`principal`	number	—	Principal amount (₹)
`annualRate`	number	—	Annual interest rate (%)
`years`	number	—	Investment period (years)
`compoundingsPerYear`	number	4	Compoundings per year

Request Examples

POST (JSON body)

curl -X POST https://likeoptions.com/api/v1/calculate/fd \
  -H "Content-Type: application/json" \
  -d '{"principal": 100000, "annualRate": 50000, "years": 6}'

GET (query parameters)

curl "https://likeoptions.com/api/v1/calculate/fd?principal=100000&annualRate=50000&years=6"

Response

{
  "kind": "fd",
  "result": {
    "primary": 1234.56,
    "secondary": [
      { "label": "Example metric", "value": 100, "format": "money" },
      { "label": "Example percent", "value": 5.5, "format": "percent" }
    ]
  }
}

When to Use

Calculate FD returns
Compare bank offers
Plan fixed income

Error Handling

400 Bad Request — Invalid input parameters or missing required fields
404 Not Found — Unknown calculator kind
429 Too Many Requests — Rate limit exceeded (120 req/hour per IP)
413 Payload Too Large — Request body exceeds 16 KB

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