{"uid":"cap_gP-hQO-QkAUoMcTsKf2hi","slug":"halowerk-central-land-slovakia-soil-coarse-fragment-volume-0-5-cm-3562cde2","name":"HALOWERK Central Land – Slovakia Soil Coarse-Fragment Volume (0-5 cm)","description":"Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovakia; results outside it are rejected before payment.","url":"https://mitteleuropa.halowerk.com/v1/sk-soil-coarse-fragments","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"latitude":{"type":"number","maximum":72.5,"minimum":34,"description":"WGS84 latitude inside the published European coverage."},"longitude":{"type":"number","maximum":40.5,"minimum":-31.5,"description":"WGS84 longitude inside the published European coverage."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_y8mJ-I0tIubd7q2DdKo6p","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the mean SoilGrids coarse-fragment volume (volumetric %) for the 0–5 cm topsoil layer at a given WGS84 coordinate within Slovakia.","exampleAgentPrompt":"What's the mean coarse-fragment volume in the top 5 cm of soil at latitude 48.71, longitude 19.15 in Slovakia? I need the SoilGrids value for that point.","exampleUseCases":[{"title":"Agricultural suitability screening in Slovakia","prompt":"I'm evaluating farmland near Nitra — can you check the coarse-fragment content in the top 5 cm of soil at latitude 48.31, longitude 18.09 in Slovakia? I need to know how rocky the topsoil is."},{"title":"Construction foundation soil assessment","prompt":"Before we break ground near Prešov, can you look up the SoilGrids coarse-fragment volume for the 0–5 cm layer at latitude 49.00, longitude 21.24? We need to understand how gravelly the surface soil is."},{"title":"Environmental research data enrichment","prompt":"I'm building a dataset of soil properties across Slovakia — please fetch the mean coarse-fragment volume for the 0-5 cm layer at latitude 48.85, longitude 21.26 so I can add it to my records."}],"resultDescription":"A numeric value representing the mean volumetric coarse-fragment percentage (stones, gravel, etc.) in the 0–5 cm soil layer at the queried coordinate, derived from SoilGrids. The coordinate is validated against the Natural Earth boundary for Slovakia; requests outside Slovakia are rejected before any charge is applied.","failureModes":["Coordinate outside Slovakia boundary: rejected before payment with a boundary validation error","Coordinate outside the broader European coverage (lat 34–72.5, lon -31.5–40.5): rejected with range error","Missing or malformed latitude/longitude fields: returns a schema validation error","SoilGrids data unavailable for the specific point (e.g. water body): may return null or an error indicating no data","Network timeout: occasional slow response if upstream SoilGrids service is slow"],"whenToPreferThis":"Use this endpoint when you need soil coarse-fragment (gravel/stone fraction) data specifically for the 0–5 cm topsoil layer at a precise coordinate within Slovakia. Prefer it over general GIS queries when you want a ready-to-use numeric value from SoilGrids without handling raw raster files yourself. It is ideal for enriching agricultural, construction, or environmental datasets with a single per-point API call. For other soil properties (pH, silt, etc.) or other Central European countries, use the sibling endpoints on the same platform.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:02:43.476Z","isFirstParty":false}