{"uid":"cap_4nl8UZr-t1X8KHG6EhrFS","slug":"halowerk-baltic-land-poland-soil-bulk-density-0-5-cm-cabbb871","name":"HALOWERK Baltic Land – Poland Soil Bulk Density (0-5 cm)","description":"Mean SoilGrids bulk density 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-bulk-density","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_yVBhcVC4z_jD-3Yo4ps1p","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 bulk density for the 0–5 cm topsoil layer at a given WGS84 coordinate, validated against the Natural Earth boundary for Poland.","exampleAgentPrompt":"What is the SoilGrids mean bulk density of the 0–5 cm topsoil layer at latitude 52.2297, longitude 21.0122 in Poland?","exampleUseCases":[{"title":"Agricultural soil compaction assessment","prompt":"I need the mean topsoil bulk density for the 0-5 cm layer at my field site in central Poland — latitude 51.9194, longitude 19.1451. I want to understand soil compaction before deciding on tillage practices."},{"title":"Construction site ground survey","prompt":"Can you check the SoilGrids bulk density of the shallow topsoil layer at coordinates 50.0647° N, 19.9450° E near Kraków? I need it for a pre-construction soil assessment."},{"title":"Environmental model data enrichment","prompt":"I'm building a runoff model and need the 0-5 cm soil bulk density value for a monitoring point at 54.3520° N, 18.6466° E in northern Poland near Gdańsk — can you pull that from SoilGrids?"}],"resultDescription":"Returns the mean bulk density value (g/cm³ or cg/cm³ as per SoilGrids convention) for the 0–5 cm topsoil layer at the queried coordinate. If the coordinate falls outside the validated Poland boundary, the request is rejected before payment is processed.","failureModes":["Coordinate outside Poland boundary: request rejected before payment, no result returned","Coordinate outside European coverage range (lat 34–72.5, lon -31.5–40.5): validation error","Missing or malformed latitude/longitude: schema validation error","SoilGrids data unavailable for remote or unmapped location: may return null or error"],"whenToPreferThis":"Use this endpoint when you need SoilGrids topsoil bulk density specifically for a location within Poland, and want boundary-validated results with per-call micropayment pricing. Prefer it over direct SoilGrids API calls when you need guaranteed coordinate rejection outside Poland and don't want to manage authentication or spatial validation yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T19:01:17.174Z","isFirstParty":false}