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HALOWERK Central Land – Austria Mean Surface Slope
x402
HALOWERK Central Land – Austria Mean Surface Slope is a paid API for AI agents from mitteleuropa.halowerk.com, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-13).
Returns the mean first-order surface gradient (slope) across an analysis grid for a given coordinate within Austria, validated against Natural Earth 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 Austria; results outside it are rejected before payment.
Output
A numeric value representing the mean first-order surface gradient (slope) across the analysis grid centered on the provided coordinate. The result quantifies average terrain steepness and is only returned for coordinates validated within Austria's Natural Earth boundary.
Example use cases
Alpine construction site terrain assessment
“We're evaluating a construction site near Salzburg at 47.8° N, 13.04° E in Austria — can you pull the mean surface slope for that location so we know how steep the terrain is?”
Agricultural suitability screening in Austria
“I'm assessing farmland near Graz at latitude 47.07, longitude 15.43 — what's the average slope gradient there? I need it to determine whether the land is suitable for mechanized farming.”
Hiking trail difficulty analysis
“I'm planning a trail segment around the Tyrol region at 47.3° N, 11.4° E in Austria — what's the mean terrain slope at that point so I can estimate how challenging that section will be?”
Technical details
Endpoint
POSThttps://mitteleuropa.halowerk.com/v1/at-mean-slopeWhen to prefer
Use this endpoint when you specifically need mean surface slope (terrain gradient) for a point within Austria, particularly for land analysis, site suitability, agriculture, construction planning, or environmental assessment. It is preferable over generic DEM APIs when Austrian boundary validation is required before billing and when a concise scalar slope metric suffices rather than a full elevation profile.
Side effects
- Coordinates outside Austria's Natural Earth boundary are rejected before payment is processed
- Coordinates outside the broader European coverage bounds (lat 34–72.5, lon -31.5–40.5) are rejected as invalid
- Malformed or missing latitude/longitude parameters return a validation error
- Coordinates in extreme terrain or data-sparse areas may return null or low-confidence results
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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