{"uid":"cap_ObqeRD4jw_9w4-7bppWND","slug":"halowerk-atlantic-land-france-soil-clay-fraction-0-5-cm-08e144a9","name":"HALOWERK Atlantic Land – France Soil Clay Fraction (0-5 cm)","description":"Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for France; results outside it are rejected before payment.","url":"https://atlantikland.halowerk.com/v1/fr-soil-clay","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_nyysDbis-yHZn9Sfr8GRc","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 clay fraction for the 0-5 cm soil layer at a given coordinate within France, validated against Natural Earth boundaries.","exampleAgentPrompt":"What is the SoilGrids mean clay fraction in the 0-5 cm soil layer at latitude 48.8566, longitude 2.3522 in France?","exampleUseCases":[{"title":"Agricultural soil texture assessment","prompt":"I'm evaluating a farming parcel near Bordeaux — can you get me the mean clay fraction in the top 5 cm of soil at latitude 44.8378, longitude -0.5792? I need to understand the soil texture before planting."},{"title":"Real estate land suitability check","prompt":"We're looking at a plot near Lyon for a construction project. Can you check the topsoil clay content at latitude 45.7640, longitude 4.8357 so our engineers can assess drainage risk?"},{"title":"Environmental research data collection","prompt":"For my soil study in the Seine-et-Marne region, I need the SoilGrids clay fraction for the 0-5 cm layer at latitude 48.5333, longitude 2.9167 in France."}],"resultDescription":"A numeric value representing the mean SoilGrids clay fraction (g/kg or %) for the 0-5 cm topsoil layer at the queried coordinate. The coordinate is first validated to fall within France's Natural Earth boundary; requests outside it are rejected before any payment is charged.","failureModes":["Coordinate outside France boundary: request is rejected before payment, returning a boundary validation error","Coordinate within the European bounding box but outside France: rejected by Natural Earth polygon check","Missing or malformed latitude/longitude: schema validation error","Latitude or longitude outside the European coverage range (34–72.5°N, -31.5–40.5°E): rejected by schema validation","SoilGrids upstream data unavailable for the queried point: may return null or error response"],"whenToPreferThis":"Choose this endpoint when you need precise, point-level SoilGrids clay fraction data specifically for locations within France. It includes built-in boundary validation so invalid coordinates are caught before billing. Prefer it over generic soil APIs when you require the SoilGrids dataset for the 0-5 cm layer and need cost-efficient per-call pricing with x402 micropayment support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:57:37.405Z","isFirstParty":false}