{"uid":"cap_o149-V7D69nBcVQchQNik","slug":"halowerk-atlantic-land-luxembourg-local-relief-9e1d1213","name":"HALOWERK Atlantic Land – Luxembourg Local Relief","description":"Difference between maximum and minimum sampled surface elevation. The coordinate is validated against the Natural Earth boundary for Luxembourg; results outside it are rejected before payment.","url":"https://atlantikland.halowerk.com/v1/lu-local-relief","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":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BK1LX7FTECINJiSrvHHgy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the local relief (difference between maximum and minimum sampled surface elevation) for a given WGS84 coordinate within Luxembourg.","exampleAgentPrompt":"What's the local terrain relief — the difference between the highest and lowest surface elevation — at latitude 49.6116, longitude 6.1319 in Luxembourg?","exampleUseCases":[{"title":"Site suitability for construction in Luxembourg","prompt":"I'm evaluating a building site near Esch-sur-Alzette at latitude 49.496, longitude 5.980 — can you tell me the local terrain relief there so I understand how variable the elevation is?"},{"title":"Hiking route roughness assessment","prompt":"We're planning a hiking trail in Luxembourg near Vianden at lat 49.934, lon 6.202 — what's the local surface elevation relief at that point so we know how hilly it is?"},{"title":"Hydrological risk screening in Luxembourg","prompt":"For a drainage analysis near Diekirch, Luxembourg at coordinates 49.8672 latitude and 6.1589 longitude, what is the local terrain relief — the max minus min elevation in the area?"}],"resultDescription":"A numeric value representing the difference (in meters) between the maximum and minimum sampled surface elevation within the analysis grid centered on the given coordinate inside Luxembourg. Coordinates outside the Luxembourg boundary are rejected before any charge is applied.","failureModes":["Coordinate outside Luxembourg's Natural Earth boundary — request rejected with validation error before payment","Latitude or longitude out of the published European coverage range (lat 34–72.5, lon -31.5–40.5) — schema validation error","Malformed or missing coordinate fields — request fails with input validation error","Service unavailable or internal error — HTTP 5xx response"],"whenToPreferThis":"Choose this endpoint when you specifically need local terrain relief (max–min elevation difference) for a point location in Luxembourg, such as for land suitability analysis, hydrological modelling, route planning, or terrain roughness characterization. It is preferable to general DEM APIs when you need a precomputed, Luxembourg-validated relief metric without managing raster data yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:13:42.900Z","isFirstParty":false}