{"uid":"cap_qR3TyoiMji0HdN5fxDLsv","slug":"halowerk-baltic-land-poland-soil-silt-fraction-0-5-cm-33f46906","name":"HALOWERK Baltic Land – Poland Soil Silt Fraction (0-5 cm)","description":"Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Poland; results outside it are rejected before payment.","url":"https://baltikum.halowerk.com/v1/pl-soil-silt","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_RHOm1vgWrqAVZl-qDD-E1","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 silt fraction for the 0–5 cm topsoil layer at a given coordinate within Poland, validated against the Natural Earth Poland boundary.","exampleAgentPrompt":"What's the mean silt fraction in the top 5 cm of soil at latitude 52.23, longitude 21.01 in Poland?","exampleUseCases":[{"title":"Agricultural soil texture assessment","prompt":"I'm evaluating farmland near Poznań — can you tell me the silt fraction in the top 5 cm of soil at latitude 52.41, longitude 16.93?"},{"title":"Environmental site characterization","prompt":"For a wetland restoration project at lat 51.76, lon 19.45 in central Poland, what's the topsoil silt content in the 0 to 5 cm layer?"},{"title":"Soil erosion risk modeling","prompt":"I need the surface silt fraction at coordinate 50.06, 19.94 in southern Poland to feed into my erosion model — can you pull that SoilGrids value?"}],"resultDescription":"A numeric value representing the mean silt fraction (likely as a proportion or percentage) in the 0–5 cm topsoil layer at the queried coordinate, sourced from SoilGrids. Coordinates outside the Poland boundary are rejected before any charge is applied.","failureModes":["Coordinate outside Poland boundary — request rejected before payment, error indicating location is out of coverage","Latitude or longitude outside the broad European range (34–72.5°N, -31.5–40.5°E) — validation error","Missing latitude or longitude parameter — schema validation failure","Network or upstream SoilGrids data unavailability — service error response","Payment failure via x402 protocol — request not processed"],"whenToPreferThis":"Choose this endpoint when you need point-level topsoil silt fraction data specifically within Poland, with built-in boundary validation ensuring you only pay for valid in-country queries. Prefer it over generic soil APIs when working with Polish geospatial datasets or building land-use, agricultural, or environmental models focused on Poland.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:06:31.804Z","isFirstParty":false}