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HALOWERK Southern Land – Mean Slope (Spain)
x402
HALOWERK Southern Land – Mean Slope (Spain) is a paid API for AI agents from suedland.halowerk.com, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-15).
Returns the mean first-order surface gradient (slope) across an analysis grid cell for a given coordinate within Spain's boundaries.
Price / call$0.003
Success—
StatusUnknown
How this service works
Mean first-order surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Spain; results outside it are rejected before payment.
Output
A numerical value representing the mean first-order surface gradient (average slope) across the analysis grid cell centered on the given coordinate. Coordinates outside the Natural Earth boundary for Spain are rejected before any charge is made.
Example use cases
Agricultural land suitability assessment
“I'm evaluating a plot at latitude 37.8, longitude -5.2 in Spain for olive farming — can you tell me the mean slope of the terrain there so I know if it's suitable for mechanized harvesting?”
Solar farm site screening
“We're considering a solar installation near latitude 39.5, longitude -0.4 in Spain. What's the average surface slope at that coordinate so we can assess panel tilt requirements?”
Erosion risk evaluation for a Spanish parcel
“I need to assess erosion risk for a land parcel at latitude 41.6, longitude 2.0 in Spain — can you get me the mean terrain gradient for that location?”
Technical details
Endpoint
POSThttps://suedland.halowerk.com/v1/es-mean-slopeWhen to prefer
Use this endpoint when you need the mean surface slope at a specific point within Spain and want a validated, per-call computation that rejects out-of-boundary coordinates automatically. Prefer this over generic elevation APIs when the focus is specifically on Spain and terrain gradient (not raw elevation), and when pay-per-call pricing at $0.003 per query fits your usage pattern.
Side effects
- Coordinate outside Spain's Natural Earth boundary — request rejected with validation error before payment
- Latitude or longitude outside published European coverage range (lat 34–72.5, lon -31.5–40.5) — schema validation failure
- Network timeout or service unavailability — no result returned
- Invalid coordinate format — input parsing error
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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