Finance Calculators
finance-calculators.x402tookit.com · 9 paid endpoints · listed 2026-11-02
Monthly saving needed to reach a goal by a date, given what you already have and an expected annual return.
Paid endpoints
| Method | Endpoint | Price | Networks |
|---|---|---|---|
| GET | finance-calculators.x402tookit.com/break-even Break-even units and revenue from fixed costs, unit price and unit variable cost, plus profit at a target volume. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/compound-interest Future value of savings with compounding and monthly contributions: balance, contributions, interest earned, by year. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/loan-payment Loan payment, total interest and amortization preview from principal, annual rate and term, monthly or other frequency. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/mortgage-affordability Home price you can afford under the 28/36 rule from income, monthly debts, down payment, rate and term. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/npv-irr Net present value and internal rate of return (IRR) for a list of cash flows, with a clear accept/reject-at-rate verdict. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/pay-convert Convert pay between hourly, weekly, biweekly, monthly and annual for a given hours per week and weeks worked. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/roi-cagr Return on investment and compound annual growth rate (CAGR) from a start value, end value and years held. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/rule-of-72 Years to double money at a growth rate (exact and by the rule of 72), and how long inflation takes to halve buying power. | $0.02 | Polygon, Arbitrum, Base, Solana |
| GET | finance-calculators.x402tookit.com/savings-goal Monthly saving needed to reach a goal by a date, given what you already have and an expected annual return. | $0.02 | Polygon, Arbitrum, Base, Solana |
Latest checks
| When | Endpoint | HTTP | ms | Result |
|---|---|---|---|---|
| Not checked yet. | ||||
Income on Base (7 days)
This provider's payout address is shared by several providers, so its income is not shown as its own.
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Claim it for free with
x402_provider_claim (sign with your payout address), and get an alert within minutes when it stops answering with x402_monitor_create ($5 for 30 days). Both work over MCP (https://logicnodes.io/mcp/v2) or POST https://logicnodes.io/v1/tools/<tool>.Income is all USDC received by the provider's payout address on Base, whatever the source. Score: 0-100: 50 x share of checks in the last 72 h that returned valid x402 payment terms + 30 x min(1, log10(1 + USDC received in 7 days) / 4) + 20 x min(1, log10(1 + distinct payers in 7 days) / 3). A provider never checked scores on income only; income is all USDC received by its payout address on Base, whatever the source. JSON: /v1/observatory/providers/finance-calculators.x402tookit.com