Calculates floor-area ratio and lot coverage and compares use, height, parking a
Calculates floor-area ratio and lot coverage and compares use, height, parking and geometry with an explicit caller-supplied rule set. It does not retrieve or interpret current law, resolve overlays or variances, establish entitlements or provide legal advice; an official planning authority must verify any real project.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1158 msmedian answer time
$0.004listed price per call
$0.004price 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/zoning-intel
| Category | Everything else |
|---|---|
| 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 | $0.004 | 1158 ms |
Example input (from the provider)
{
"body": {
"parcel": {
"lot_area_m2": 1800,
"parcel_id": "lot-17b",
"zoning_label": "MU-3-supplied"
},
"proposal": {
"building_footprint_m2": 1050,
"gross_floor_area_m2": 3900,
"height_m": 22,
"parking_spaces": 20,
"proposed_use": "residential"
},
"supplied_rules": {
"allowed_uses": [
"residential",
"retail"
],
"maximum_floor_area_ratio": 2.4,
"maximum_height_m": 24,
"maximum_lot_coverage_fraction": 0.65,
"minimum_parking_spaces": 18
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"parcel": {
"additionalProperties": false,
"properties": {
"lot_area_m2": {
"maximum": 1000000000000,
"minimum": 0.01,
"type": "number"
},
"parcel_id": {
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"zoning_label": {
"maxLength": 128,
"minLength": 1,
"type": "string"
}
},
"required": [
"parcel_id",
"lot_area_m2",
"zoning_label"
],
"type": "object"
},
"proposal": {
"additionalProperties": false,
"properties": {
"building_footprint_m2": {
"maximum": 1000000000000,
"minimum": 0,
"type": "number"
},
"gross_floor_area_m2": {
"maximum": 1000000000000,
"minimum": 0,
"type": "number"
},
"height_m": {
"maximum": 10000,
"minimum": 0,
"type": "number"
},
"parking_spaces": {
"maximum": 1000000,
"minimum": 0,
"type": "integer"
},
"proposed_use": {
"maxLength": 128,
"minLength": 1,
"type": "string"
}
},
"required": [
"proposed_use",
"gross_floor_area_m2",
"building_footprint_m2",
"height_m",
"parking_spaces"
],
"type": "object"
},
"supplied_rules": {
"additionalProperties": false,
"properties": {
"allowed_uses": {
"items": {
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"maxItems": 1000,
"minItems": 1,
"type": "array",
"uniqueItems": true
},
"maximum_floor_area_ratio": {
"maximum": 1000,
"minimum": 0,
"type": "number"
},
"maximum_height_m": {
"maximum": 10000,
"minimum": 0,
"type": "number"
},
"maximum_lot_coverage_fraction": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"minimum_parking_spaces": {
"maximum": 1000000,
"minimum": 0,
"type": "integer"
}
},
"required": [
"allowed_uses",
"maximum_floor_area_ratio",
"maximum_lot_coverage_fraction",
"maximum_height_m",
"minimum_parking_spaces"
],
"type": "object"
}
},
"required": [
"parcel",
"supplied_rules",
"proposal"
],
"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"
}