{"uid":"cap_vWoQwJYCRiws-ie-364xV","slug":"halowerk-europe-land-soilgrids-sand-fraction-0-5-cm-250-m-buffer-de5e1f1a","name":"HALOWERK Europe Land – SoilGrids Sand Fraction 0-5 cm (250 m Buffer)","description":"Mean SoilGrids sand fraction for the 0-5 cm layer. The service evaluates a circular 250 metre neighborhood around one coordinate and returns standardized units across all 30 covered countries.","url":"https://euroland.halowerk.com/v1/europe-soil-sand-buffer-250m","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":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_GFKqdkEo8CAT7kjZXL0Be","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the mean sand fraction (%) from SoilGrids for the 0-5 cm soil layer, averaged over a 250-metre circular buffer around a given European coordinate.","exampleAgentPrompt":"What's the mean sand fraction of the topsoil at latitude 48.85, longitude 2.35 in Paris — pull it from the 250-metre neighbourhood SoilGrids analysis?","exampleUseCases":[{"title":"Agricultural soil texture screening","prompt":"I'm evaluating a farm parcel near Seville, Spain — can you check the topsoil sand fraction at latitude 37.39, longitude -5.99 using the 250-metre buffer so I know if the soil is sandy enough for drip irrigation?"},{"title":"Construction ground survey pre-check","prompt":"We have a potential building site at latitude 52.37, longitude 4.90 near Amsterdam. Can you pull the SoilGrids sand content for the top 5 cm of soil across the 250-metre neighbourhood to inform our foundation assessment?"},{"title":"Environmental land classification pipeline","prompt":"I'm running a land suitability model across multiple European sites. For the coordinate at latitude 43.60, longitude 1.44 near Toulouse, fetch the mean sand fraction in the 0–5 cm layer from the 250 m buffer and give me the standardized value."}],"resultDescription":"A numeric value representing the mean SoilGrids sand fraction (standardized units) for the 0–5 cm soil depth layer, averaged over a 250-metre circular neighbourhood centred on the supplied WGS84 coordinate. Covers 30 European countries.","failureModes":["Coordinate outside European coverage (lat 34–72.5, lon -31.5–40.5) returns an error or null","Invalid or missing latitude/longitude fields return a validation error","Payment failure or insufficient USDC balance blocks the request (x402 protocol)","Service unavailability returns a 5xx error with no soil data"],"whenToPreferThis":"Choose this endpoint when you need a spatially smoothed (250 m buffer) topsoil sand fraction estimate at a specific European point, derived from the globally consistent SoilGrids dataset, rather than raw pixel values or a different buffer size. Prefer it over the 60 m buffer sibling when site-level noise reduction is important and over polygon-based siblings when only a coordinate is available.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:30:03.109Z","isFirstParty":false}