Factline Dutch Rent Check is a paid API for AI agents from factline.dev, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-11).
Estimates Dutch WWS rent points and maximum legal rent for a given address using floor area, energy label, and neighbourhood WOZ value
API and MCP servers that let AI agents and apps check people, companies, Dutch addresses and cars against official records: sanctions and PEP lists, 10 company registers, Dutch property, rent and RDW vehicle data. From $0.001 per call.
Returns estimated WWS (Woningwaarderingsstelsel) rent points broken down by contributing factors such as floor area, energy label, and neighbourhood WOZ value; the likely rent segment (social up to 143 points, middle 144–186, free market 187+); the approximate maximum basic rent under 2026 Dutch regulations; and a link to the official government rent check tool for verification.
GEThttps://factline.dev/v1/rent-check?utm_source=zero.xyzUse this endpoint when you need a fast, structured WWS rent-point estimate for a specific Dutch residential address, especially when the user wants to know whether their rent is legally compliant or what segment their home falls in. Prefer this over manual government tools when an agent needs a programmatic answer with structured output. It is ideal for tenants, housing advisors, and rental platforms operating in the Netherlands who need a quick 2026-calibrated estimate without navigating the full official Huurcommissie tool.
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
{
"type": "json",
"example": {
"points": {
"low": 140,
"high": 179
},
"address": {
"city": "'s-Gravenhage",
"label": "Laan van Meerdervoort 100, 2517AS 's-Gravenhage",
"postcode": "2517AS",
"house_number": 100
},
"segment": {
"certain": false,
"explained": "Middle rent (middenhuur): 144 to 186 points.",
"most_likely": "middle",
"low_estimate": "social",
"high_estimate": "middle"
},
"summary": "Estimated 140 to 179 rent points: on the border between social rent and middle rent (most likely middle rent). The exact kitchen, bathroom and outdoor space decide it.",
"breakdown": {
"heating": {
"low": 6,
"high": 10
},
"kitchen": {
"low": 4,
"high": 7
},
"sanitary": {
"low": 8,
"high": 11
},
"woz_value": {
"low": 25.75,
"high": 38.5,
"basis": "estimated WOZ EUR 237,000 to 355,000 from the neighbourhood average",
"capped_at_33_percent": false
},
"floor_area": {
"low": 71.25,
"high": 74,
"basis": "75 m2 usable floor area (BAG)"
},
"energy_label": {
"low": 30,
"high": 30,
"basis": "label B, multi-family table"
},
"outdoor_space": {
"low": -5,
"high": 8
}
},
"official_check": "https://www.huurcommissie.nl/huurprijscheck",
"thresholds_2026": {
"middle_max_points": 186,
"social_max_points": 143,
"middle_max_rent_eur": 1228.07,
"social_max_rent_eur": 932.93
},
"max_rent_eur_per_month": {
"low": 912.34,
"high": 1178.31,
"note": "Maximum basic rent (kale huur) for the points, excluding service costs."
}
}
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