{"uid":"cap_dOOTQMtBLi642xG9Vorjb","slug":"halowerk-baltic-land-estonia-soil-cation-exchange-capacity-0-5-cm-e81dfdec","name":"HALOWERK Baltic Land – Estonia Soil Cation Exchange Capacity (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 Estonia; results outside it are rejected before payment.","url":"https://baltikum.halowerk.com/v1/ee-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_s7URtjWH6P8_9Y_4Upbzu","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 (CEC) for the 0-5 cm topsoil layer at a given coordinate within Estonia.","exampleAgentPrompt":"What's the SoilGrids cation exchange capacity for the 0-5 cm topsoil layer at latitude 58.3780, longitude 26.7290 in Estonia?","exampleUseCases":[{"title":"Agricultural land suitability assessment","prompt":"I'm evaluating a farm plot in Estonia near coordinates 58.95 latitude, 25.55 longitude — can you pull the topsoil cation exchange capacity so I can judge its nutrient-holding ability?"},{"title":"Environmental baseline for construction project","prompt":"We're preparing an environmental impact report for a site in Tallinn, Estonia at 59.4370 latitude, 24.7536 longitude — fetch the mean SoilGrids CEC for the top 5 centimetres of soil there."},{"title":"Soil carbon and fertility mapping workflow","prompt":"I'm building a soil fertility map for Estonian parcels — start by getting the cation exchange capacity of the 0-5 cm layer for the point at latitude 57.8750, longitude 27.0200."}],"resultDescription":"A numeric value representing the mean cation exchange capacity (CEC) of the 0-5 cm topsoil layer derived from SoilGrids, expressed in cmolc/kg, for the requested Estonian coordinate. Coordinates outside Estonia's boundary are rejected before any charge is incurred.","failureModes":["Coordinate outside Estonia boundary: request rejected before payment with a boundary-validation error","Coordinate within Europe but outside Estonian polygon: rejected despite being within the input schema's broader European bounding box","Latitude or longitude outside the declared European range (34–72.5°N, -31.5–40.5°E): schema validation error","Network or upstream SoilGrids data unavailability: service error response","Malformed JSON body or missing required fields: 400-level error"],"whenToPreferThis":"Choose this endpoint when you specifically need SoilGrids-derived topsoil CEC data for a point known to be within Estonia, and you want boundary validation enforced server-side before payment. It is preferable over general SoilGrids APIs when you need a pay-per-call microservice with built-in Estonian geographic validation and no API key management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:51:01.941Z","isFirstParty":false}