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HALOWERK Eastern Land – Bulgaria Grassland Share
x402
HALOWERK Eastern Land – Bulgaria Grassland Share is a paid API for AI agents from ostland.halowerk.com, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-15).
Returns the share of ESA WorldCover 2021 pixels classified as grassland at a given coordinate within Bulgaria.
Price / call$0.003
Success—
StatusUnknown
How this service works
Share of ESA WorldCover 2021 pixels classified as grassland. The coordinate is validated against the Natural Earth boundary for Bulgaria; results outside it are rejected before payment.
Output
A numeric share (fraction or percentage) of ESA WorldCover 2021 pixels at the queried coordinate classified as grassland, validated to be within Bulgaria's Natural Earth boundary.
Example use cases
Grassland suitability for livestock farming
“I'm evaluating a plot in Bulgaria at latitude 41.9 and longitude 25.1 for sheep grazing — can you tell me what fraction of the surrounding area is classified as grassland using the ESA WorldCover data?”
Biodiversity habitat mapping in Bulgaria
“For a nature survey near latitude 42.8, longitude 23.6 inside Bulgaria, what percentage of the landscape is grassland according to WorldCover 2021?”
Agricultural land use analysis for Bulgarian region
“I need to understand the grassland share at coordinates 43.1 latitude and 27.4 longitude in Bulgaria to assess land use patterns for an environmental report.”
Technical details
Endpoint
POSThttps://ostland.halowerk.com/v1/bg-grassland-shareWhen to prefer
Use this endpoint when you need pixel-level ESA WorldCover 2021 grassland fraction specifically for a point within Bulgaria. It is ideal for land-use analysis, agricultural assessments, habitat mapping, or environmental reporting tasks scoped to Bulgaria, and it validates coordinates against Bulgaria's boundary before charging, reducing wasted calls.
Side effects
- Coordinate outside Bulgaria boundary — rejected before payment with a validation error
- Coordinate outside European coverage bounds (lat 34–72.5, lon -31.5–40.5) — rejected as out-of-range
- Invalid or missing latitude/longitude fields — schema validation error
- Payment failure via x402 protocol — call not processed
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| latitude | number | WGS84 latitude inside the published European coverage. |
| longitude | number | WGS84 longitude inside the published European coverage. |
Tags
x402
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