DEMO — City of Underton Open Data API (fictional)

Endpoints

API endpoints
Method & path	Description	Try
`GET /api/v1/permits`	List permits. Filters: `status`, `type`, `ward`, `since`, `until`, `q`, `min_valuation`, `limit`, `offset`	Open · issued in Ward 1
`GET /api/v1/permits/{id}`	One permit by ID	BP-2026-0103
`GET /api/v1/permits/stats`	Counts by status, type, ward; total valuation	Open
`GET /api/v1/health`	Health check	Open
`GET /openapi.json`	OpenAPI 3.1 specification	Open

Try it

Request: /api/v1/permits

Press “Send request”.

curl examples

curl https://open-data.lowboydigital.com/api/v1/permits?status=issued
curl https://open-data.lowboydigital.com/api/v1/permits/BP-2026-0114
curl "https://open-data.lowboydigital.com/api/v1/permits?type=solar&since=2026-03-01"
curl https://open-data.lowboydigital.com/api/v1/permits/stats
curl https://open-data.lowboydigital.com/openapi.json

Permit record

{ "id": "BP-2026-0101", "issued_date": "2026-01-06", "type": "residential_new",
  "status": "issued", "address": "118 Pecan Hollow Dr", "ward": "Ward 1",
  "description": "New single-family residence, 1,850 sq ft", "valuation_usd": 312000,
  "contractor": "Rusk Ridge Homes LLC (fictional)", "city": "Underton", "state": "TX", "fictional": true }