{"uid":"cap_xOvSPPtB8wtK5AbyQdNBS","slug":"halowerk-southern-land-greece-surface-soil-sand-fraction-d416e49a","name":"HALOWERK Southern Land – Greece Surface Soil Sand Fraction","description":"Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Greece; results outside it are rejected before payment.","url":"https://suedland.halowerk.com/v1/gr-soil-sand","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_39xw8pIwsTL6BwoUuW32Q","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 sand fraction for the 0–5 cm topsoil layer at a given coordinate within Greece.","exampleAgentPrompt":"What is the mean sand fraction of the topsoil (0–5 cm) at latitude 37.97, longitude 23.73 in Greece?","exampleUseCases":[{"title":"Agricultural site soil texture assessment","prompt":"I'm evaluating a farm plot near Larissa, Greece at latitude 39.63, longitude 22.42. What's the sand fraction of the topsoil there so I can assess drainage suitability?"},{"title":"Environmental research soil profiling","prompt":"For my study of soil degradation in Attica, can you pull the mean sand fraction of the surface soil layer at latitude 38.05, longitude 23.85?"},{"title":"Construction site soil characterization","prompt":"We're planning a foundation at latitude 40.64, longitude 22.93 in Thessaloniki. Can you check the topsoil sand fraction from SoilGrids to inform our ground stability assessment?"}],"resultDescription":"A numeric value representing the mean sand fraction (likely as g/kg or percentage) of the 0–5 cm topsoil layer at the requested coordinate, sourced from SoilGrids global soil data. Only coordinates that fall within the Greece boundary as defined by Natural Earth are accepted; out-of-bounds requests are rejected.","failureModes":["Coordinate outside Greece boundary — request rejected before payment is processed","Latitude or longitude out of the declared European coverage range (lat 34–72.5, lon -31.5–40.5) — validation error","Payment failure via x402 protocol — call not executed","Network timeout or upstream SoilGrids data unavailability — service error","Malformed request body missing required latitude/longitude fields — schema validation error"],"whenToPreferThis":"Choose this endpoint when you need a point-level soil sand fraction value specifically for a location in Greece and want it delivered via a pay-per-call x402 micropayment model without requiring an API subscription. It is ideal for low-frequency, ad-hoc lookups in agentic workflows where only Greek coordinates are relevant. Prefer alternatives if you need bulk coverage, non-Greek European locations, or other soil depth layers beyond 0–5 cm.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:02:41.681Z","isFirstParty":false}