# Services from nordland.halowerk.com on Zero

> nordland.halowerk.com serves 125 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/nordland.halowerk.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/nordland.halowerk.com/health.json

## Services

- [HALOWERK Nordic Land – Sweden Surface Elevation](https://www.zero.xyz/c/halowerk-nordic-land-sweden-surface-elevation-a8eca2aa/llms.txt): $0.003/call via x402. Returns bilinear-interpolated surface elevation (meters) for a WGS84 coordinate inside Sweden, derived from Copernicus DEM GLO-30, with boundary validation against Natural Earth Sweden polygon.
- [HALOWERK Nordic Land – Finland Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-nordic-land-finland-surface-elevation-copernicus-dem-glo-30-b6f4b20b/llms.txt): $0.003/call via x402. Returns a bilinearly interpolated surface elevation value in meters for a WGS84 coordinate within Finland, derived from the Copernicus DEM GLO-30 dataset.
- [HALOWERK Nordic Land – Sweden Tree Cover Share](https://www.zero.xyz/c/halowerk-nordic-land-sweden-tree-cover-share-123c5f7c/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as tree cover for a given coordinate within Sweden.
- [HALOWERK Nordic Land – Iceland Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-nordic-land-iceland-surface-elevation-copernicus-dem-glo-30-38cfaaa6/llms.txt): $0.003/call via x402. Returns bilinearly-interpolated surface elevation for a WGS84 coordinate within Iceland, derived from the Copernicus DEM GLO-30 dataset, rejecting any coordinate outside the Iceland boundary.
- [HALOWERK Nordic Land – Finland Surface Clay Fraction (SoilGrids 0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-finland-surface-clay-fraction-soilgrids-0-5-cm-351a0efe/llms.txt): $0.004/call via x402. Returns the mean clay fraction (%) for the 0–5 cm soil layer at a given coordinate, validated to fall within Finland's boundary, sourced from SoilGrids data.
- [HALOWERK Nordic Land – Finland Cropland Share](https://www.zero.xyz/c/halowerk-nordic-land-finland-cropland-share-226afcfe/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland within an analysis area around a given WGS84 coordinate in Finland.
- [HALOWERK Nordic Land – Norway Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-nordic-land-norway-surface-elevation-copernicus-dem-glo-30-e6dba683/llms.txt): $0.003/call via x402. Returns bilinearly interpolated surface elevation for a WGS84 coordinate inside Norway using the Copernicus DEM GLO-30 dataset, rejecting coordinates outside the Norwegian boundary before charging.
- [HALOWERK Nordic Land – Iceland Soil Silt Fraction (0–5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-iceland-soil-silt-fraction-0-5-cm-4f877448/llms.txt): $0.004/call via x402. Returns the mean SoilGrids silt fraction for the 0–5 cm soil layer at a given coordinate within Iceland, validated against the Natural Earth Iceland boundary.
- [HALOWERK Nordic Land – ESA WorldCover 2021 Land Cover Class](https://www.zero.xyz/c/halowerk-nordic-land-esa-worldcover-2021-land-cover-class-def17474/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover classification for a coordinate in Iceland (or broader European coverage), validated against Natural Earth boundaries.
- [HALOWERK Nordic Land – Soil Organic Carbon (0-5 cm, Norway)](https://www.zero.xyz/c/halowerk-nordic-land-soil-organic-carbon-0-5-cm-norway-043f017d/llms.txt): $0.004/call via x402. Returns the mean SoilGrids organic carbon content for the 0-5 cm topsoil layer at a given WGS84 coordinate within Norway.
- [HALOWERK Nordic Land – Finland Maximum Surface Slope](https://www.zero.xyz/c/halowerk-nordic-land-finland-maximum-surface-slope-0efc1fba/llms.txt): $0.003/call via x402. Returns the maximum adjacent-cell surface gradient (steepest slope) across the analysis grid for a given coordinate within Finland.
- [HALOWERK Nordic Land – Denmark Water & Wetland Share](https://www.zero.xyz/c/halowerk-nordic-land-denmark-water-wetland-share-d5913707/llms.txt): $0.003/call via x402. Returns the combined fractional share of permanent water, herbaceous wetland, and mangrove land-cover classes for a given coordinate within Denmark.
- [HALOWERK Nordic Land – Cropland Share (Iceland)](https://www.zero.xyz/c/halowerk-nordic-land-cropland-share-iceland-009ae231/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given WGS84 coordinate within Iceland.
- [HALOWERK Nordic Land – Iceland Surface Clay Fraction (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-iceland-surface-clay-fraction-0-5-cm-7b451ce9/llms.txt): $0.004/call via x402. Returns the mean SoilGrids clay fraction (%) for the 0-5 cm depth layer at a given WGS84 coordinate within Iceland, validated against Natural Earth boundaries.
- [HALOWERK Nordic Land – Sweden Grassland Share](https://www.zero.xyz/c/halowerk-nordic-land-sweden-grassland-share-27e2bac8/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Sweden.
- [HALOWERK Nordic Land – Norway Cropland Share](https://www.zero.xyz/c/halowerk-nordic-land-norway-cropland-share-6c962027/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given WGS84 coordinate within Norway.
- [HALOWERK Nordic Land – SoilGrids Silt Fraction (0-5 cm, Sweden)](https://www.zero.xyz/c/halowerk-nordic-land-soilgrids-silt-fraction-0-5-cm-sweden-17badc4f/llms.txt): $0.004/call via x402. Returns the mean silt fraction of topsoil (0–5 cm depth) at a given WGS84 coordinate within Sweden, derived from SoilGrids data.
- [HALOWERK Nordic Land – Sweden Mean Surface Slope](https://www.zero.xyz/c/halowerk-nordic-land-sweden-mean-surface-slope-b58ae2d2/llms.txt): $0.003/call via x402. Returns the mean first-order surface gradient (slope) across an analysis grid for a coordinate point validated within Sweden's boundaries.
- [HALOWERK Nordic Land – Norway Grassland Share](https://www.zero.xyz/c/halowerk-nordic-land-norway-grassland-share-1fc10716/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Norway.
- [HALOWERK Nordic Land – DK Surface Aspect](https://www.zero.xyz/c/halowerk-nordic-land-dk-surface-aspect-19e4923a/llms.txt): $0.003/call via x402. Returns the dominant surface aspect (circular slope direction, clockwise from north) for a given coordinate within Denmark, validated against the Natural Earth boundary.
- [HALOWERK Nordic Land – Finland Mean Surface Slope](https://www.zero.xyz/c/halowerk-nordic-land-finland-mean-surface-slope-81dc17b5/llms.txt): $0.003/call via x402. Returns the mean first-order surface gradient (slope) across an analysis grid for a coordinate point validated to fall within Finland's boundaries.
- [HALOWERK Nordic Land – Iceland Soil Coarse-Fragment Volume (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-iceland-soil-coarse-fragment-volume-0-5-cm-125bec76/llms.txt): $0.004/call via x402. Returns the mean SoilGrids coarse-fragment volume percentage for the 0–5 cm soil layer at a given coordinate within Iceland.
- [HALOWERK Nordic Land – DK Soil Coarse-Fragment Volume (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-dk-soil-coarse-fragment-volume-0-5-cm-4075fc6a/llms.txt): $0.004/call via x402. Returns the mean SoilGrids coarse-fragment volume (volumetric %) for the 0–5 cm soil layer at a given coordinate validated to fall within Denmark.
- [HALOWERK Nordic Land – Denmark Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-nordic-land-denmark-surface-elevation-copernicus-dem-glo-30-9d02f53d/llms.txt): $0.003/call via x402. Returns bilinearly interpolated surface elevation in metres for a WGS84 coordinate inside Denmark, sourced from Copernicus DEM GLO-30.
- [HALOWERK Nordic Land – Sweden Soil Bulk Density (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-sweden-soil-bulk-density-0-5-cm-a2d6e3d7/llms.txt): $0.004/call via x402. Returns the mean SoilGrids bulk density for the 0–5 cm soil layer at a given WGS84 coordinate validated to be within Sweden's boundary.
- [HALOWERK Nordic Land – Iceland Surface Aspect](https://www.zero.xyz/c/halowerk-nordic-land-iceland-surface-aspect-401e676b/llms.txt): $0.003/call via x402. Returns the circular direction (clockwise from north) of the dominant surface gradient for a given coordinate within Iceland.
- [HALOWERK Nordic Land – Sweden Surface Soil Nitrogen](https://www.zero.xyz/c/halowerk-nordic-land-sweden-surface-soil-nitrogen-79c75fd9/llms.txt): $0.004/call via x402. Returns the mean total nitrogen content (g/kg) from SoilGrids for the 0–5 cm topsoil layer at a given coordinate within Sweden.
- [HALOWERK Nordic Land – Sweden Topsoil Sand Fraction](https://www.zero.xyz/c/halowerk-nordic-land-sweden-topsoil-sand-fraction-127ffd58/llms.txt): $0.004/call via x402. Returns the mean SoilGrids sand fraction (%) for the 0–5 cm soil layer at a given coordinate within Sweden, validated against Natural Earth boundaries.
- [HALOWERK Nordic Land – Denmark Soil Texture Class](https://www.zero.xyz/c/halowerk-nordic-land-denmark-soil-texture-class-382956ec/llms.txt): $0.004/call via x402. Returns the USDA soil texture class (e.g. sandy loam, clay) derived from SoilGrids sand, silt, and clay fractions for a given coordinate within Denmark
- [HALOWERK Nordic Land – Sweden Soil Clay Fraction (0–5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-sweden-soil-clay-fraction-0-5-cm-34e260b8/llms.txt): $0.004/call via x402. Returns the mean SoilGrids clay fraction for the 0–5 cm depth layer at a given coordinate validated to fall within Sweden's boundary.
- [HALOWERK Nordic Land – Sweden Soil Organic Carbon (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-sweden-soil-organic-carbon-0-5-cm-e6b1f993/llms.txt): $0.004/call via x402. Returns the mean SoilGrids organic carbon content for the 0-5 cm topsoil layer at a given coordinate within Sweden, validated against Natural Earth boundaries.
- [HALOWERK Nordic Land – Finland Soil Organic Carbon (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-finland-soil-organic-carbon-0-5-cm-c3d6e7f8/llms.txt): $0.004/call via x402. Returns the mean SoilGrids organic carbon content for the 0-5 cm soil layer at a given coordinate within Finland.
- [HALOWERK Nordic Land – SE Depression Depth](https://www.zero.xyz/c/halowerk-nordic-land-se-depression-depth-2d69f523/llms.txt): $0.003/call via x402. Returns the positive depth of a topographic depression at a given coordinate in Sweden, computed as the difference between the neighborhood mean elevation and the center-point elevation.
- [HALOWERK Nordic Land — Denmark Soil Sand Fraction (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-denmark-soil-sand-fraction-0-5-cm-284889dd/llms.txt): $0.004/call via x402. Returns the mean SoilGrids sand fraction (%) for the 0–5 cm soil layer at a given WGS84 coordinate validated against the Denmark boundary.
- [HALOWERK Nordic Land – Finland Soil pH (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-finland-soil-ph-0-5-cm-5dfd0cf4/llms.txt): $0.004/call via x402. Returns mean SoilGrids pH in H2O for the 0-5 cm topsoil layer at a given coordinate within Finland
- [HALOWERK Nordic Land – Sweden Water & Wetland Share](https://www.zero.xyz/c/halowerk-nordic-land-sweden-water-wetland-share-30bf783c/llms.txt): $0.003/call via x402. Returns the combined share of permanent water, herbaceous wetland, and mangrove land-cover classes for a given coordinate within Sweden.
- [HALOWERK Nordic Land – Iceland Soil Bulk Density (0–5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-iceland-soil-bulk-density-0-5-cm-b6999d54/llms.txt): $0.004/call via x402. Returns the mean SoilGrids bulk density for the 0–5 cm soil layer at a given WGS84 coordinate within Iceland, validated against the Natural Earth boundary.
- [HALOWERK Nordic Land – Norway Soil Coarse-Fragment Volume (0–5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-norway-soil-coarse-fragment-volume-0-5-cm-8f3803f9/llms.txt): $0.004/call via x402. Returns the mean SoilGrids coarse-fragment volume (%) for the 0–5 cm soil layer at a given WGS84 coordinate validated to fall within Norway's boundary.
- [HALOWERK Nordic Land – Denmark Grassland Share](https://www.zero.xyz/c/halowerk-nordic-land-denmark-grassland-share-156e4fef/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Denmark.
- [HALOWERK Nordic Land – Norway Clay Fraction (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-norway-clay-fraction-0-5-cm-0fdc6923/llms.txt): $0.004/call via x402. Returns the mean SoilGrids clay fraction for the 0–5 cm topsoil layer at a given coordinate, validated against Norway's boundary.
- [HALOWERK Nordic Land – Finland Soil Sand Fraction (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-finland-soil-sand-fraction-0-5-cm-aec2d044/llms.txt): $0.004/call via x402. Returns the mean SoilGrids sand fraction for the 0-5 cm soil layer at a given WGS84 coordinate within Finland.
- [HALOWERK Nordic Land – Local Relief (Norway)](https://www.zero.xyz/c/halowerk-nordic-land-local-relief-norway-2c4587d1/llms.txt): $0.003/call via x402. Returns the local relief (max minus min sampled surface elevation) for a WGS84 coordinate validated within Norway's boundary.
- [HALOWERK Nordic Land – Norway Built-Up Land Share](https://www.zero.xyz/c/halowerk-nordic-land-norway-built-up-land-share-ecea50f1/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up (urban/developed) for a given coordinate within Norway's boundary.
- [HALOWERK Nordic Land – Sweden Cropland Share](https://www.zero.xyz/c/halowerk-nordic-land-sweden-cropland-share-80865b18/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Sweden.
- [HALOWERK Nordic Land – Terrain Ruggedness (Iceland)](https://www.zero.xyz/c/halowerk-nordic-land-terrain-ruggedness-iceland-586601cf/llms.txt): $0.003/call via x402. Returns the standard deviation of sampled surface elevations as a terrain ruggedness index for a WGS84 coordinate within Iceland's boundary.
- [HALOWERK Nordic Land – Sweden Soil Coarse-Fragment Volume (0-5 cm)](https://www.zero.xyz/c/halowerk-nordic-land-sweden-soil-coarse-fragment-volume-0-5-cm-1cfd84a1/llms.txt): $0.004/call via x402. Returns the mean SoilGrids coarse-fragment volume (%) for the 0–5 cm soil layer at a given WGS84 coordinate validated against the Sweden boundary.
- [HALOWERK Nordic Land – Sweden Built-Up Area Share](https://www.zero.xyz/c/halowerk-nordic-land-sweden-built-up-area-share-326ff8d0/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up (urban/developed land) for a given coordinate within Sweden.
- [HALOWERK Nordic Land – Denmark Cropland Share](https://www.zero.xyz/c/halowerk-nordic-land-denmark-crop

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