Finance Calculator

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Financial math — loan amortization, simple/compound interest, future & present value, NPV and IRR.

UtilityBasex402 v2exactfinance.openverbs.com ↗︎
Transactions · 30d
0
Volume · 30d
$0.00
Unique buyers · 30d
0
Uptime · 30d
100.0%
Latency p50
183ms
Reported calls · 30d
14

Endpoints (6 live)

  • POST /v1/irr — Internal rate of return (per period) of a series of cash flows, solved with a bounded bisection. Requires at least one positive and one negative flow; flows with no sign change or no bracketable root are rejected as a clean 400. (0.004 USDC on Base)
  • POST /v1/loan — Compute the level monthly payment, total paid and total interest of a fully-amortizing loan. Handles a 0% rate. Set schedule=true to also return the full month-by-month amortization table. (0.004 USDC on Base)
  • POST /v1/npv — Net present value of a series of cash flows discounted at a per-period rate. cashflows[0] is the time-0 flow (typically the initial outlay, negative). (0.004 USDC on Base)
  • POST /v1/future-value — Future value of a present sum and/or a level annuity, given a per-period rate and number of periods. Set dueAtBeginning=true for an annuity-due (payments at the start of each period). (0.004 USDC on Base)
  • POST /v1/interest — Grow a principal by simple or compound interest over a number of years. Compound interest uses compoundsPerYear compounding periods (default 12, monthly). (0.004 USDC on Base)
  • POST /v1/present-value — Present value of a future sum and/or a level annuity, given a per-period rate and number of periods. Set dueAtBeginning=true for an annuity-due. (0.004 USDC on Base)

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