{"uid":"cap_gqnC94d1nz7hV_sKUmt5k","slug":"halowerk-atlantic-land-belgium-maximum-surface-slope-9afffcfd","name":"HALOWERK Atlantic Land – Belgium Maximum Surface Slope","description":"Maximum adjacent-cell surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Belgium; results outside it are rejected before payment.","url":"https://atlantikland.halowerk.com/v1/be-max-slope","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_uGcwMRCPUdmYJP_P6_thf","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 maximum adjacent-cell surface gradient (steepest slope) across the analysis grid for a given coordinate within Belgium.","exampleAgentPrompt":"What's the maximum surface slope gradient at latitude 50.65 and longitude 5.57 in Belgium? I need the steepest adjacent-cell terrain value for that location.","exampleUseCases":[{"title":"Construction site slope assessment","prompt":"Can you check the maximum terrain slope at latitude 50.85, longitude 4.35 in Belgium? I need to know how steep the steepest gradient is at that site before we decide whether to build there."},{"title":"Flood risk terrain screening","prompt":"I'm assessing drainage risk for a parcel in Belgium at coordinates 50.72 latitude, 5.10 longitude — what's the maximum surface slope in that area?"},{"title":"Agricultural land suitability check","prompt":"We're evaluating farmland near latitude 50.30, longitude 4.80 in Belgium. Can you pull the maximum slope gradient there so we know if the terrain is too steep for machinery?"}],"resultDescription":"A numeric value representing the maximum adjacent-cell surface gradient (steepest slope) across the analysis grid centered on the provided coordinate, validated to fall within Belgian territory. Coordinates outside Belgium are rejected before processing.","failureModes":["Coordinate outside Belgium boundary — request rejected before payment with a validation error","Latitude or longitude out of European coverage bounds (lat 34–72.5, lon -31.5–40.5) — schema validation failure","Network timeout or service unavailability — no result returned","Malformed or missing input parameters — request rejected with an error response"],"whenToPreferThis":"Use this endpoint when you need the peak (maximum) slope gradient rather than the mean slope at a Belgian location. Prefer it for worst-case terrain assessments such as construction feasibility, erosion risk, or machinery access evaluation where the steepest local gradient is the critical variable. Use the sibling mean-slope endpoint when you need average terrain steepness instead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:45:21.153Z","isFirstParty":false}