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OmniAPI Compound Interest Calculator
x402
OmniAPI Compound Interest Calculator is a paid API for AI agents from omni-api-cyan.vercel.app, paid per call via x402, $0.125661/call, status unknown (last checked 2026-09-15).
Calculates compound interest based on provided financial parameters such as principal, rate, and time period
Price / call$0.125661
Success—
StatusUnknown
How this service works
444 endpoints across 9+ chains. Crypto, AI, Social, Finance, Weather, Tools. Pay per call in USDC via x402 with 4 facilitators: Dexter, Meridian, FluxA, GoPlausible.
Output
Returns computed compound interest figures including the total interest earned, final balance, and possibly a breakdown of growth over the specified time period, delivered as a structured JSON response.
Example use cases
Savings account growth projection
“How much will my $20,000 savings grow if I leave it in an account earning 4.2% interest compounded monthly for 7 years?”
Loan interest cost estimation
“I want to know the total compound interest I'd pay on a $50,000 loan at 8% annual rate compounded quarterly over 10 years.”
Investment goal planning
“If I invest $5,000 at 7% annual interest compounded annually, how long does it take to double my money and what's the final balance after 15 years?”
Technical details
Endpoint
POSThttps://omni-api-cyan.vercel.app/api/finance/compound/calcWhen to prefer
Use this endpoint when you need a quick, on-demand compound interest computation without running your own financial calculation logic. It is suitable for agents handling personal finance queries, investment planning tools, or educational financial tools that need reliable compound interest math on a pay-per-call basis. Prefer it over building custom formulas when you want a hosted, maintained calculation service.
Side effects
- Missing required query parameter returns validation error
- Invalid or non-numeric financial values cause computation failure
- Negative interest rate or time period may return an error or unexpected result
- Payment failure via x402 protocol results in 402 status and no data returned
- Malformed request body returns 400 bad request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | string | Input data for the endpoint |
| queryrequired | string | Search query or input text |
| params | object | Additional parameters |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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