Is the Free SGB vs Digital Gold vs Gold ETF Calculator API free to use in production apps?

Yes! All FinCalculator REST APIs are completely free, zero-auth, open-CORS, and edge-cached for high performance across global web and mobile applications.

What is the rate limit for /api/v1/sgb-comparison?

Endpoints are cached at the edge for 24 hours. There are no restrictive rate limits for standard web traffic and mobile applications.

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Free SGB vs Digital Gold vs Gold ETF Calculator API (2026)

Comprehensive API comparing net post-tax maturity value for Indian gold investments.

Interactive API Playground & Live Test

GET/api/v1/sgb-comparison

Zero Auth • Open CORS

Query Parameters

amountnumber • required

Investment amount in ₹

cagrnumber • required

Expected annual gold CAGR %

yearsnumber • required

Holding period in years

bracketnumber • optional

Tax bracket % (default: 30)

curl -X GET "https://fincalculator.in/api/v1/sgb-comparison?amount=100000&cagr=10&years=8&bracket=30" \
  -H "Accept: application/json"

Live JSON Response (HTTP 200 OK)

Click "Execute Live API Request" below...

Request Parameters Schema

Parameter	Type	Required	Description / Notes
amount	number	Required	Investment amount in ₹
cagr	number	Required	Expected annual gold CAGR %
years	number	Required	Holding period in years
bracket	number	Optional	Tax bracket % (default: 30)

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