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Sponge: Random Property Records (RentCast)
x402
Sponge: Random Property Records (RentCast) is a paid API for AI agents from rentcast.x402.paysponge.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-15).
Returns a random real estate property record from the RentCast database via x402 micropayment proxy
Price / call$0.01
Success—
StatusUnknown
How this service works
Random Property Records
Output
A JSON object containing a random property record from the RentCast database, likely including property address, characteristics (bedrooms, bathrooms, square footage, lot size, year built), property type, and other real estate metadata.
Example use cases
Populate demo app with sample properties
“Grab me a random property record so I can test how our real estate app displays listing details. I need to see what the data looks like when it's rendered on the frontend.”
Explore RentCast database structure
“Show me a random property from RentCast — I'm trying to understand what fields and attributes are available in their database so I can plan my data integration.”
Generate realistic test fixtures for pipeline
“Pull a random property record for me to use as test data. I need actual RentCast property examples to validate our data processing pipeline before going live.”
Technical details
Endpoint
GEThttps://rentcast.x402.paysponge.com/properties/randomWhen to prefer
Use this endpoint when you need a random sample property record for testing, exploration, or demonstration purposes — such as building a real estate app and needing example data, or exploring what fields RentCast property records contain. Not suitable when you need a specific property by address or location filter.
Side effects
- Payment failure or missing x402 payment header returns 402 Payment Required
- Service unavailability returns 5xx error
- No properties available in database returns empty or error response
- Rate limiting may return 429 Too Many Requests
Input
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {}
},
"output": {
"type": "json"
}
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| limit | integer | The number of property records to return, between 1 and 500. Defaults to `50` if not provided |
Output
{
"_truncated": true,
"_originalSize": 58676
}Schema · Response
{
"type": "array",
"items": {
"type": "object",
"properties": {
"id": {
"type": "string",
"example": "5500-Grand-Lake-Dr,-San-Antonio,-TX-78244"
},
"hoa": {
"type": "object",
"properties": {
"fee": {
"type": "integer",
"default": 0,
"example": 175
}
}
},
"city": {
"type": "string",
"example": "San Antonio"
},
"owner": {
"type": "object",
"properties": {
"type": {
"type": "string",
"example": "Individual"
},
"names": {
"type": "array",
"items": {
"type": "string",
"example": "Michael Smith"
}
},
"mailingAddress": {
"type": "object",
"properties": {
"id": {
"type": "string",
"example": "149-Weaver-Blvd,---264,-Weaverville,-NC-28787"
},
"city": {
"type": "string",
"example": "Weaverville"
},
"state": {
"type": "string",
"example": "NC"
},
"zipCode": {
"type": "string",
"example": "28787"
},
"addressLine1": {
"type": "string",
"example": "149 Weaver Blvd"
},
"addressLine2": {
"type": "string",
"example": "# 264"
},
"formattedAddress": {
"type": "string",
"example": "149 Weaver Blvd, # 264, Weaverville, NC 28787"
}
}
}
}
},
"state": {
"type": "string",
"example": "TX"
},
"county": {
"type": "string",
"example": "Bexar"
},
"zoning": {
"type": "string",
"example": "RH"
},
"history": {
"type": "object",
"properties": {
"2004-06-16": {
"type": "object",
"properties": {
"date": {
"type": "string",
"example": "2004-06-16T00:00:00.000Z"
},
"event": {
"type": "string",
"example": "Sale"
},
"price": {
"type": "integer",
"default": 0,
"example": 95000
}
}
},
"2017-10-19": {
"type": "object",
"properties": {
"date": {
"type": "string",
"example": "2017-10-19T00:00:00.000Z"
},
"event": {
"type": "string",
"example": "Sale"
},
"price": {
"type": "integer",
"default": 0,
"example": 185000
}
}
}
}
},
"lotSize": {
"type": "integer",
"default": 0,
"example": 8843
},
"zipCode": {
"type": "string",
"example": "78244"
},
"bedrooms": {
"type": "integer",
"default": 0,
"example": 3
},
"features": {
"type": "object",
"properties": {
"pool": {
"type": "boolean",
"default": true,
"example": true
},
"garage": {
"type": "boolean",
"default": true,
"example": true
},
"cooling": {
"type": "boolean",
"default": true,
"example": true
},
"heating": {
"type": "boolean",
"default": true,
"example": true
},
"poolType": {
"type": "string",
"example": "Concrete"
},
"roofType": {
"type": "string",
"example": "Asphalt"
},
"viewType": {
"type": "string",
"example": "City"
},
"fireplace": {
"type": "boolean",
"default": true,
"example": true
},
"roomCount": {
"type": "integer",
"default": 0,
"example": 5
},
"unitCount": {
"type": "integer",
"default": 0,
"example": 1
},
"floorCount": {
"type": "integer",
"default": 0,
"example": 1
},
"garageType": {
"type": "string",
"example": "Garage"
},
"coolingType": {
"type": "string",
"example": "Central"
},
"heatingType": {
"type": "string",
"example": "Forced Air"
},
"exteriorType": {
"type": "string",
"example": "Wood"
},
"garageSpaces": {
"type": "integer",
"default": 0,
"example": 2
},
"fireplaceType": {
"type": "string",
"example": "Masonry"
},
"foundationType": {
"type": "string",
"example": "Slab / Mat / Raft"
},
"architectureType": {
"type": "string",
"example": "Contemporary"
}
}
},
"latitude": {
"type": "number",
"default": 0,
"example": 29.476011
},
"bathrooms": {
"type": "integer",
"default": 0,
"example": 2
},
"longitude": {
"type": "number",
"default": 0,
"example": -98.351454
},
"yearBuilt": {
"type": "integer",
"default": 0,
"example": 1973
},
"assessorID": {
"type": "string",
"example": "05076-103-0500"
},
"subdivision": {
"type": "string",
"example": "CONV A/S CODE"
},
"addressLine1": {
"type": "string",
"example": "5500 Grand Lake Dr"
},
"addressLine2": {},
"lastSaleDate": {
"type": "string",
"example": "2017-10-19T00:00:00.000Z"
},
"propertyType": {
"type": "string",
"example": "Single Family"
},
"lastSalePrice": {
"type": "integer",
"default": 0,
"example": 185000
},
"ownerOccupied": {
"type": "boolean",
"default": true,
"example": false
},
"propertyTaxes": {
"type": "object",
"properties": {
"2019": {
"type": "object",
"properties": {
"year": {
"type": "integer",
"default": 0,
"example": 2019
},
"total": {
"type": "integer",
"default": 0,
"example": 2984
}
}
},
"2020": {
"type": "object",
"properties": {
"year": {
"type": "integer",
"default": 0,
"example": 2020
},
"total": {
"type": "integer",
"default": 0,
"example": 3023
}
}
},
"2021": {
"type": "object",
"properties": {
"year": {
"type": "integer",
"default": 0,
"example": 2021
},
"total": {
"type": "integer",
"default": 0,
"example": 3455
}
}
},
"2022": {
"type": "object",
"properties": {
"year": {
"type": "integer",
"default": 0,
"example": 2022
},
"total": {
"type": "integer",
"default": 0,
"example": 4091
}
}
},
"2023": {
"type": "object",
"properties": {
"year": {
"type": "integer",
"default": 0,
"example": 2023
},
"total": {
"type": "integer",
"default": 0,
"example": 4201
}
}
}
}
},
"squareFootage": {
"type": "integer",
"default": 0,
"example": 1878
},
"taxAssessments": {
"type": "object",
"properties": {
"2019": {
"type": "object",
"properties": {
"land": {
"type": "integer",
"default": 0,
"example": 23450
},
"year": {
"type": "integer",
"default": 0,
"example": 2019
},
"value": {
"type": "integer",
"default": 0,
"example": 135430
},
"improvements": {
"type": "integer",
"default": 0,
"example": 111980
}
}
},
"2020": {
"type": "object",
"properties": {
"land": {
"type": "integer",
"default": 0,
"example": 23450
},
"year": {
"type": "integer",
"default": 0,
"example": 2020
},
"value": {
"type": "integer",
"default": 0,
"example": 142610
},
"improvements": {
"type": "integer",
"default": 0,
"example": 119160
}
}
},
"2021": {
"type": "object",
"properties": {
"land": {
"type": "integer",
"default": 0,
"example": 45050
},
"year": {
"type": "integer",
"default": 0,
"example": 2021
},
"value": {
"type": "integer",
"default": 0,
"example": 163440
},
"improvements": {
"type": "integer",
"default": 0,
"example": 118390
}
}
},
"2022": {
"type": "object",
"properties": {
"land": {
"type": "integer",
"default": 0,
"example": 49560
},
"year": {
"type": "integer",
"default": 0,
"example": 2022
},
"value": {
"type": "integer",
"default": 0,
"example": 197600
},
"improvements": {
"type": "integer",
"default": 0,
"example": 148040
}
}
},
"2023": {
"type": "object",
"properties": {
"land": {
"type": "integer",
"default": 0,
"example": 59380
},
"year": {
"type": "integer",
"default": 0,
"example": 2023
},
"value": {
"type": "integer",
"default": 0,
"example": 225790
},
"improvements": {
"type": "integer",
"default": 0,
"example": 166410
}
}
}
}
},
"formattedAddress": {
"type": "string",
"example": "5500 Grand Lake Dr, San Antonio, TX 78244"
},
"legalDescription": {
"type": "string",
"example": "CB 5076A BLK 3 LOT 50"
}
}
}
}Tags
x402
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