Cash-on-cash return calculator for real estate investing
Cash-on-cash return calculator for real estate investing. Runs a full multi-year deal analysis (per-category rent/expense growth, a sale scenario, IRR) and headlines the first-year cash-on-cash return: operating cash flow divided by invested cash.
10000 (raw units)
price
3
calls / 30d
1
unique payers
2026-08-30
updated
Provider
x402.outpimp.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x548eFd4f4d4A5C3669dbb4CBB2B1A637FeeEc5F6",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "10000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "APer2AbhckyMWyJanW2MZ2eRLcpL9Lmhks8rkmXfqjRG",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "10000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"annualInsurance": 0,
"annualMaintenance": 0,
"annualPropertyTaxes": 0,
"closingCosts": 0,
"downPaymentPercent": 0.2,
"hoaAnnualIncrease": 0,
"holdingLengthYears": 2,
"insuranceAnnualIncrease": 0,
"interestRate": 0,
"loanTermYears": 10,
"maintenanceAnnualIncrease": 0,
"monthlyHOA": 0,
"monthlyRent": 2000,
"otherAnnualExpenses": 0,
"otherAnnualIncrease": 0,
"propertyManagementFeeRate": 0,
"purchasePrice": 200000,
"rehabCosts": 0,
"rentAnnualIncrease": 0,
"saleExpensesRate": 0,
"salePrice": 200000,
"taxesAnnualIncrease": 0,
"vacancyRate": 0
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"data": {
"firstYear": {
"NOI": 24000,
"capRate": 0.12,
"cashFlow": 8000,
"cashOnCashReturn": 0.2
},
"investedCash": 40000,
"irr": 0.5177,
"monthlyMortgagePayment": 1333.33,
"params": {
"annualInsurance": 0,
"annualMaintenance": 0,
"annualPropertyTaxes": 0,
"closingCosts": 0,
"downPaymentPercent": 0.2,
"hoaAnnualIncrease": 0,
"holdingLengthYears": 2,
"insuranceAnnualIncrease": 0,
"interestRate": 0,
"loanTermYears": 10,
"maintenanceAnnualIncrease": 0,
"monthlyHOA": 0,
"monthlyRent": 2000,
"otherAnnualExpenses": 0,
"otherAnnualIncrease": 0,
"propertyManagementFeeRate": 0,
"purchasePrice": 200000,
"rehabCosts": 0,
"rentAnnualIncrease": 0,
"saleExpensesRate": 0,
"salePrice": 200000,
"taxesAnnualIncrease": 0,
"vacancyRate": 0
},
"sale": {
"impliedAnnualGrowthRate": 0,
"netProceeds": 72000,
"totalProfitAfterSale": 48000
},
"totals": {
"NOI": 48000,
"expenses": 0,
"mortgagePayments": 32000,
"operatingCashFlow": 16000,
"rentalIncome": 48000
},
"yearByYear": [
{
"NOI": 24000,
"annualCashFlow": 8000,
"annualCoCReturn": 0.2,
"annualExpenses": 0,
"annualIncome": 24000,
"annualMortgagePayment": 16000,
"interestPortion": 0,
"loanBalance": 144000,
"principalPortion": 16000,
"totalEquity": 56000,
"year": 1
}
]
},
"ok": true
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"annualInsurance": {
"description": "Annual landlord insurance in the first year.",
"type": "number"
},
"annualMaintenance": {
"description": "Annual maintenance budget in the first year.",
"type": "number"
},
"annualPropertyTaxes": {
"description": "Annual property taxes in the first year.",
"type": "number"
},
"closingCosts": {
"default": 0,
"description": "Closing costs. Default 0.",
"type": "number"
},
"downPaymentPercent": {
"description": "Down payment as a fraction of purchase price (0-1). Use 1 for an all-cash purchase.",
"type": "number"
},
"hoaAnnualIncrease": {
"default": 0.03,
"description": "Annual HOA fee growth rate, as a fraction. Default 0.03.",
"type": "number"
},
"holdingLengthYears": {
"description": "Number of years you plan to hold the property before selling (1-50).",
"type": "number"
},
"insuranceAnnualIncrease": {
"default": 0.03,
"description": "Annual insurance growth rate, as a fraction. Default 0.03.",
"type": "number"
},
"interestRate": {
"description": "Annual mortgage interest rate, as a fraction. Ignored if downPaymentPercent is 1.",
"type": "number"
},
"loanTermYears": {
"description": "Loan term in years (1-50). Ignored if downPaymentPercent is 1.",
"type": "number"
},
"maintenanceAnnualIncrease": {
"default": 0.03,
"description": "Annual maintenance cost growth rate, as a fraction. Default 0.03.",
"type": "number"
},
"monthlyHOA": {
"default": 0,
"description": "Monthly HOA fee. Default 0.",
"type": "number"
},
"monthlyRent": {
"description": "Total monthly rent collected, before vacancy/management fee.",
"type": "number"
},
"otherAnnualExpenses": {
"default": 0,
"description": "Other annual operating expenses in the first year. Default 0.",
"type": "number"
},
"otherAnnualIncrease": {
"default": 0.03,
"description": "Annual growth rate for other expenses, as a fraction. Default 0.03.",
"type": "number"
},
"propertyManagementFeeRate": {
"default": 0.1,
"description": "Property management fee, as a fraction of gross rent (0-1). Default 0.10.",
"type": "number"
},
"purchasePrice": {
"description": "Property purchase price.",
"type": "number"
},
"rehabCosts": {
"default": 0,
"description": "Upfront rehab/improvement costs. Default 0.",
"type": "number"
},
"rentAnnualIncrease": {
"default": 0.03,
"description": "Annual rent growth rate, as a fraction. Default 0.03.",
"type": "number"
},
"saleExpensesRate": {
"default": 0.09,
"description": "Sale costs (agent commission, closing costs, etc.), as a fraction of sale price (0-1). Default 0.09.",
"type": "number"
},
"salePrice": {
"description": "Expected sale price at the end of the holding period.",
"type": "number"
},
"taxesAnnualIncrease": {
"default": 0.03,
"description": "Annual property tax growth rate, as a fraction. Default 0.03.",
"type": "number"
},
"vacancyRate": {
"default": 0.08,
"description": "Expected vacancy rate, as a fraction (0-1). Default 0.08.",
"type": "number"
}
},
"required": [
"purchasePrice",
"downPaymentPercent",
"interestRate",
"loanTermYears",
"monthlyRent",
"annualPropertyTaxes",
"annualInsurance",
"annualMaintenance",
"salePrice",
"holdingLengthYears"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "x402_api_vendor",
"s": [
"cdp_sdk_server"
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"eip2612GasSponsoring": {},
"erc20ApprovalGasSponsoring": {}
}Use it
curl
curl "https://x402.outpimp.com/cashOnCashReturnCalculator" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://x402.outpimp.com/cashOnCashReturnCalculator");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://x402.outpimp.com/cashOnCashReturnCalculator")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/8401.json, and this resource appears in /discovery/resources and /discovery/search.