Compounds supplied rent and expense growth assumptions, applies vacancy and coll
Compounds supplied rent and expense growth assumptions, applies vacancy and collection loss, subtracts operating expenses and capital reserve, and divides net operating income by a caller-supplied property value. This is scenario arithmetic, not a valuation, market forecast, investment recommendation, tax calculation or guarantee of income.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
871 msmedian answer time
$0.003listed price per call
$0.003price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://prop.halowerk.com/v1/yield-forecast
| Category | Market data |
|---|---|
| Provider host | prop.halowerk.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.003 | 871 ms |
Example input (from the provider)
{
"body": {
"annual_capital_reserve": 18000,
"annual_expense_growth_fraction": 0.03,
"annual_rent_growth_fraction": 0.025,
"collection_loss_fraction": 0.01,
"current_annual_gross_rent": 330000,
"current_annual_operating_expenses": 98000,
"projection_years": 5,
"property_value": 4200000,
"vacancy_fraction": 0.06
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"annual_capital_reserve": {
"maximum": 1000000000000000,
"minimum": 0,
"type": "number"
},
"annual_expense_growth_fraction": {
"maximum": 10,
"minimum": -0.99,
"type": "number"
},
"annual_rent_growth_fraction": {
"maximum": 10,
"minimum": -0.99,
"type": "number"
},
"collection_loss_fraction": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"current_annual_gross_rent": {
"maximum": 1000000000000000,
"minimum": 0,
"type": "number"
},
"current_annual_operating_expenses": {
"maximum": 1000000000000000,
"minimum": 0,
"type": "number"
},
"projection_years": {
"maximum": 50,
"minimum": 1,
"type": "integer"
},
"property_value": {
"description": "Value in a caller-selected currency.",
"maximum": 1000000000000000,
"minimum": 0.01,
"type": "number"
},
"vacancy_fraction": {
"maximum": 1,
"minimum": 0,
"type": "number"
}
},
"required": [
"property_value",
"current_annual_gross_rent",
"vacancy_fraction",
"collection_loss_fraction",
"current_annual_operating_expenses",
"annual_capital_reserve",
"annual_rent_growth_fraction",
"annual_expense_growth_fraction",
"projection_years"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}