# Services from ostland.halowerk.com on Zero

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

## Services

- [HALOWERK Eastern Land – Cyprus Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-surface-elevation-copernicus-dem-glo-30-5c22130c/llms.txt): $0.003/call via x402. Returns bilinearly interpolated surface elevation in metres for a WGS84 coordinate within Cyprus, derived from the Copernicus DEM GLO-30 dataset.
- [HALOWERK Eastern Land – Hungary Soil Texture Classifier](https://www.zero.xyz/c/halowerk-eastern-land-hungary-soil-texture-classifier-7e06d4e9/llms.txt): $0.004/call via x402. Returns the USDA soil texture class (e.g. clay loam, sandy loam) for a WGS84 coordinate within Hungary, derived from SoilGrids sand, silt, and clay fractions.
- [HALOWERK Eastern Land – Bulgaria Soil Organic Carbon (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-soil-organic-carbon-0-5-cm-a9a669bf/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 Bulgaria.
- [HALOWERK Eastern Land – Hungary Soil Total Nitrogen (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-hungary-soil-total-nitrogen-0-5-cm-507ba084/llms.txt): $0.004/call via x402. Returns the mean SoilGrids total nitrogen value for the 0-5 cm topsoil layer at a given WGS84 coordinate within Hungary.
- [HALOWERK Eastern Land – Bulgaria Water & Wetland Share](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-water-wetland-share-82fc64d7/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 Bulgaria.
- [HALOWERK Eastern Land – Romania Surface Elevation (Copernicus DEM GLO-30)](https://www.zero.xyz/c/halowerk-eastern-land-romania-surface-elevation-copernicus-dem-glo-30-990bf90e/llms.txt): $0.003/call via x402. Returns bilinear-interpolated surface elevation at a WGS84 coordinate within Romania, sourced from the Copernicus DEM GLO-30 dataset.
- [HALOWERK Eastern Land Bulgaria Soil Texture](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-soil-texture-87dffd7a/llms.txt): $0.004/call via x402. Returns the USDA soil texture class (e.g. clay loam, sandy loam) for a given coordinate in Bulgaria, derived from SoilGrids sand, silt, and clay fraction data.
- [HALOWERK Eastern Land – Romania Cropland Share](https://www.zero.xyz/c/halowerk-eastern-land-romania-cropland-share-4f4353b9/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Romania.
- [HALOWERK Eastern Land – Romania Land Cover Class](https://www.zero.xyz/c/halowerk-eastern-land-romania-land-cover-class-96882f21/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover class for a given coordinate within Romania's boundary.
- [HALOWERK Eastern Land – Romania Soil Organic Carbon (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-romania-soil-organic-carbon-0-5-cm-34a42057/llms.txt): $0.004/call via x402. Returns the mean SoilGrids organic carbon value for the 0-5 cm soil layer at a given coordinate within Romania, validated against Natural Earth boundary data.
- [HALOWERK Eastern Land – Croatia Grassland Share](https://www.zero.xyz/c/halowerk-eastern-land-croatia-grassland-share-9664bf34/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Croatia.
- [HALOWERK Eastern Land – Hungary Tree Cover Share](https://www.zero.xyz/c/halowerk-eastern-land-hungary-tree-cover-share-d10e59b3/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as tree cover for a given coordinate within Hungary.
- [HALOWERK Eastern Land – Romania Solar Orientation Index](https://www.zero.xyz/c/halowerk-eastern-land-romania-solar-orientation-index-7ef6c7aa/llms.txt): $0.003/call via x402. Returns a south-facing slope orientation index for a given coordinate within Romania, derived from terrain aspect and slope data.
- [HALOWERK Eastern Land – Croatia Tree Cover Share](https://www.zero.xyz/c/halowerk-eastern-land-croatia-tree-cover-share-297cffce/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as tree cover for a given coordinate within Croatia.
- [HALOWERK Eastern Land – Bulgaria Built-Up Land Share](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-built-up-land-share-69b20c47/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up for a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Romania Soil Texture Class](https://www.zero.xyz/c/halowerk-eastern-land-romania-soil-texture-class-9a7d6103/llms.txt): $0.004/call via x402. Returns the USDA soil texture class (e.g. clay loam, sandy loam) for a WGS84 coordinate inside Romania, derived from SoilGrids sand, silt, and clay fractions.
- [HALOWERK Eastern Land – Bulgaria Cropland Share](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-cropland-share-cfa28e2e/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Bulgaria Soil pH (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-soil-ph-0-5-cm-ac363109/llms.txt): $0.004/call via x402. Returns the mean SoilGrids pH (in H2O) for the 0–5 cm topsoil layer at a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Cyprus Soil Total Nitrogen (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-soil-total-nitrogen-0-5-cm-d60bb12b/llms.txt): $0.004/call via x402. Returns the mean SoilGrids total nitrogen concentration for the 0–5 cm topsoil layer at a given coordinate within Cyprus, validated against the Natural Earth boundary.
- [HALOWERK Eastern Land – Cyprus Cropland Share](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-cropland-share-b98668c8/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Cyprus.
- [HALOWERK Eastern Land – Romania Tree Cover Share](https://www.zero.xyz/c/halowerk-eastern-land-romania-tree-cover-share-220878be/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as tree cover for a given coordinate within Romania.
- [HALOWERK Eastern Land – Croatia Soil pH (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-croatia-soil-ph-0-5-cm-82c7f6b8/llms.txt): $0.004/call via x402. Returns the mean SoilGrids pH in H2O for the 0-5 cm soil layer at a given WGS84 coordinate within Croatia, with boundary validation.
- [HALOWERK Eastern Land – Hungary Surface Elevation](https://www.zero.xyz/c/halowerk-eastern-land-hungary-surface-elevation-7dfc589d/llms.txt): $0.003/call via x402. Returns bilinear-interpolated surface elevation in meters for a WGS84 coordinate within Hungary, sourced from Copernicus DEM GLO-30.
- [HALOWERK Eastern Land – Romania Grassland Share](https://www.zero.xyz/c/halowerk-eastern-land-romania-grassland-share-71330cd1/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland at a given coordinate within Romania.
- [HALOWERK Eastern Land – Romania Built-Up Share](https://www.zero.xyz/c/halowerk-eastern-land-romania-built-up-share-9715b239/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up for a given coordinate within Romania.
- [HALOWERK Eastern Land – Cyprus Built-Up Share](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-built-up-share-9a74ad0d/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up for a coordinate location within Cyprus.
- [HALOWERK Eastern Land – Hungary Cropland Share](https://www.zero.xyz/c/halowerk-eastern-land-hungary-cropland-share-03c8bc3f/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Hungary.
- [HALOWERK Eastern Land – Bulgaria Land Cover Class](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-land-cover-class-589aecd7/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover class for a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Cyprus Soil CEC (0–5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-soil-cec-0-5-cm-612707fb/llms.txt): $0.004/call via x402. Returns the mean SoilGrids cation exchange capacity (CEC) for the 0–5 cm soil layer at a given coordinate within Cyprus.
- [HALOWERK Eastern Land – Hungary Built-Up Area Share](https://www.zero.xyz/c/halowerk-eastern-land-hungary-built-up-area-share-467dfb17/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 Hungary.
- [HALOWERK Eastern Land — Croatia Built-Up Share](https://www.zero.xyz/c/halowerk-eastern-land-croatia-built-up-share-9aa2a5e5/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as built-up (urban/impervious surface) for a given coordinate within Croatia.
- [HALOWERK Eastern Land – Cyprus Land Cover Class](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-land-cover-class-cfd95c4e/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover classification for a given coordinate within Cyprus, validating the point against the Cyprus boundary before responding.
- [HALOWERK Eastern Land – Croatia Elevation Lookup](https://www.zero.xyz/c/halowerk-eastern-land-croatia-elevation-lookup-b9bdbb72/llms.txt): $0.003/call via x402. Returns bilinear-interpolated surface elevation (metres) for a WGS84 coordinate inside Croatia using Copernicus DEM GLO-30, rejecting coordinates outside Croatian boundaries before charging.
- [HALOWERK Eastern Land – Croatia Land Cover Class](https://www.zero.xyz/c/halowerk-eastern-land-croatia-land-cover-class-f7467b4c/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover class for a given coordinate within Croatia, validated against the Natural Earth boundary.
- [HALOWERK Eastern Land – Bulgaria Grassland Share](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-grassland-share-4cfcc249/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland at a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Cyprus Tree Cover Share](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-tree-cover-share-720f1b49/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as tree cover for a given coordinate within Cyprus.
- [HALOWERK Eastern Land Romania Soil pH Lookup](https://www.zero.xyz/c/halowerk-eastern-land-romania-soil-ph-lookup-3b11b8f8/llms.txt): $0.004/call via x402. Returns the mean SoilGrids pH (in H2O) for the 0–5 cm soil layer at a given coordinate within Romania.
- [HALOWERK Eastern Land – Bulgaria Surface Elevation](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-surface-elevation-4540caec/llms.txt): $0.003/call via x402. Returns bilinear-interpolated surface elevation for a WGS84 coordinate within Bulgaria, sourced from the Copernicus DEM GLO-30 dataset.
- [HALOWERK Eastern Land – Hungary Land Cover Class](https://www.zero.xyz/c/halowerk-eastern-land-hungary-land-cover-class-b08dcb92/llms.txt): $0.003/call via x402. Returns the dominant ESA WorldCover 2021 land cover classification for a given coordinate within Hungary.
- [HALOWERK Eastern Land – Bulgaria Solar Orientation Index](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-solar-orientation-index-379adbd4/llms.txt): $0.003/call via x402. Returns a south-facing slope orientation index for a coordinate in Bulgaria, derived from aspect and slope data, with boundary validation against Natural Earth Bulgaria.
- [HALOWERK Eastern Land – Hungary Soil Bulk Density (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-hungary-soil-bulk-density-0-5-cm-562a9408/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 Hungary.
- [HALOWERK Eastern Land – Cyprus Grassland Share](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-grassland-share-904a2a84/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Cyprus.
- [HALOWERK Eastern Land – Hungary Soil pH (0–5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-hungary-soil-ph-0-5-cm-b4e0d211/llms.txt): $0.004/call via x402. Returns the mean SoilGrids pH in H2O for the 0–5 cm topsoil layer at a given WGS84 coordinate validated against Hungary's boundary.
- [HALOWERK Eastern Land – Cyprus Soil pH (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-cyprus-soil-ph-0-5-cm-441dae7c/llms.txt): $0.004/call via x402. Returns the mean SoilGrids soil pH in H2O for the 0-5 cm surface layer at a given WGS84 coordinate within Cyprus, validated against Natural Earth boundaries.
- [HALOWERK Eastern Land – Hungary Soil Clay Fraction (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-hungary-soil-clay-fraction-0-5-cm-383a618a/llms.txt): $0.004/call via x402. Returns the mean SoilGrids clay fraction for the 0–5 cm soil layer at a given coordinate within Hungary, validated against Natural Earth boundaries.
- [HALOWERK Eastern Land – Hungary Grassland Share](https://www.zero.xyz/c/halowerk-eastern-land-hungary-grassland-share-5dabceab/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as grassland for a given coordinate within Hungary.
- [HALOWERK Eastern Land – Croatia Cropland Share](https://www.zero.xyz/c/halowerk-eastern-land-croatia-cropland-share-e117553e/llms.txt): $0.003/call via x402. Returns the share of ESA WorldCover 2021 pixels classified as cropland for a given coordinate within Croatia.
- [HALOWERK Eastern Land – Romania Surface Ruggedness (Elevation Std Dev)](https://www.zero.xyz/c/halowerk-eastern-land-romania-surface-ruggedness-elevation-std-dev-7fa593c5/llms.txt): $0.003/call via x402. Returns the standard deviation of sampled surface elevations (terrain ruggedness index) for a WGS84 coordinate validated against Romania's Natural Earth boundary.
- [HALOWERK Eastern Land – Bulgaria Soil CEC (0-5 cm)](https://www.zero.xyz/c/halowerk-eastern-land-bulgaria-soil-cec-0-5-cm-4c98a963/llms.txt): $0.004/call via x402. Returns the mean SoilGrids cation exchange capacity (CEC) for the 0–5 cm soil layer at a given coordinate within Bulgaria.
- [HALOWERK Eastern Land – Hungary Solar Orientation Index](https://www.zero.xyz/c/halowerk-eastern-land-hungary-solar-orientation-index-c6dc662f/llms.txt): 

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