{"uid":"cap_KIm59hXmMgjTm8wfhQi_7","slug":"halowerk-baltic-land-soilgrids-coarse-fragment-volume-0-5-cm-germany-4e86e951","name":"HALOWERK Baltic Land – SoilGrids Coarse-Fragment Volume (0-5 cm, Germany)","description":"Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Germany; results outside it are rejected before payment.","url":"https://baltikum.halowerk.com/v1/de-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_Ojqks_e3xHrEsOYw7KHpK","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 percentage for the 0–5 cm soil layer at a given WGS84 coordinate validated against the Germany boundary.","exampleAgentPrompt":"What's the SoilGrids coarse-fragment volume in the 0–5 cm soil layer at latitude 51.5 and longitude 10.2 in Germany?","exampleUseCases":[{"title":"Agricultural land suitability assessment","prompt":"I'm evaluating a farm plot near Hanover — can you look up the coarse-fragment volume in the top 5 cm of soil at latitude 52.37, longitude 9.73 in Germany? I need to know how stony the topsoil is."},{"title":"Construction ground survey enrichment","prompt":"We're planning a small building project in Bavaria. Can you check the SoilGrids coarse fragment content for the 0 to 5 cm layer at latitude 48.14, longitude 11.58 to understand the gravel content before we dig?"},{"title":"Environmental research data pipeline","prompt":"For my soil erosion study in Germany, pull the coarse-fragment volume percentage at latitude 50.93, longitude 6.96 — I want the SoilGrids topsoil value for that coordinate."}],"resultDescription":"A numeric value representing the mean volumetric coarse-fragment (gravel/stone) percentage in the 0–5 cm soil layer at the queried coordinate, sourced from SoilGrids. Coordinates outside the Germany boundary are rejected before payment is processed.","failureModes":["Coordinate outside Germany boundary — request rejected before payment, returns a boundary validation error","Coordinate within European bounding box but outside Germany — rejected by Natural Earth Germany polygon check","Malformed or out-of-range latitude/longitude values — schema validation error","SoilGrids upstream data unavailable for the requested point — may return null or an error response","Network or payment processing failure — x402 payment not accepted"],"whenToPreferThis":"Choose this endpoint when you need point-level SoilGrids coarse-fragment volume data specifically for locations within Germany, with built-in boundary validation and micropayment-per-query pricing via x402. Prefer it over general SoilGrids API access when you need a low-friction, pay-per-use lookup with no API key management, or when enriching German geospatial datasets with soil stoniness at the 0–5 cm depth.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:09:48.302Z","isFirstParty":false}