{"uid":"cap_gBnRZ1isuNtKEvs8DHuXn","slug":"halowerk-eastern-land-croatia-soil-cec-0-5-cm-d8cd0238","name":"HALOWERK Eastern Land – Croatia Soil CEC (0-5 cm)","description":"Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Croatia; results outside it are rejected before payment.","url":"https://ostland.halowerk.com/v1/hr-soil-cec","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_OU3kaAmS_8Fp-sxUjn6Dk","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 cation exchange capacity for the 0-5 cm topsoil layer at a given coordinate within Croatia.","exampleAgentPrompt":"What's the SoilGrids cation exchange capacity for the top 0-5 cm of soil at latitude 45.56, longitude 17.23 in Croatia?","exampleUseCases":[{"title":"Agricultural land suitability assessment","prompt":"I'm evaluating a field in Croatia near Osijek — coordinates 45.56 latitude, 18.69 longitude — can you pull the topsoil cation exchange capacity from SoilGrids so I know how well it retains nutrients?"},{"title":"Precision farming soil nutrient mapping","prompt":"For my Croatian vineyard site at 45.81° N, 16.02° E, can you get the mean SoilGrids CEC for the 0 to 5 centimeter soil layer so I can plan fertilizer inputs?"},{"title":"Environmental baseline data collection","prompt":"I need to build a soil chemistry baseline for a conservation project in Croatia — can you fetch the cation exchange capacity for the topsoil layer at 44.12 latitude, 15.87 longitude?"}],"resultDescription":"A numeric mean cation exchange capacity value (in cmolc/kg) derived from SoilGrids for the 0-5 cm soil depth at the queried coordinate, restricted to validated points within Croatia's Natural Earth boundary.","failureModes":["Coordinate outside Croatia's Natural Earth boundary — request rejected before payment","Latitude or longitude outside European coverage bounds (34–72.5°N, -31.5–40.5°E) — validation error","Malformed JSON body or missing required fields — 400 error","Payment failure or insufficient USDC balance — 402 error","SoilGrids upstream data unavailable for remote or coastal edge pixels — null or error response"],"whenToPreferThis":"Choose this endpoint when you need a fast, pay-per-call lookup of SoilGrids topsoil cation exchange capacity specifically for a point coordinate within Croatia, and want built-in boundary validation so out-of-region requests are rejected before incurring charges. Prefer it over generic SoilGrids API access when you only need CEC at 0-5 cm depth and want a minimal, cost-effective micro-API with x402 payment integration.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:04:32.799Z","isFirstParty":false}