{"uid":"cap_UijWTxlRQaiU551CfNaaX","slug":"halowerk-nordic-land-finland-maximum-surface-slope-0efc1fba","name":"HALOWERK Nordic Land – Finland Maximum Surface Slope","description":"Maximum adjacent-cell surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Finland; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/fi-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_Qwe39JPiDf4HusWGvQXiU","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 Finland.","exampleAgentPrompt":"What's the maximum surface slope at latitude 60.17 and longitude 24.94 in Finland? I need the steepest terrain gradient value for that point.","exampleUseCases":[{"title":"Construction site terrain suitability check","prompt":"I'm evaluating a site near Helsinki at 60.25°N, 25.01°E — what's the maximum surface gradient there? I need to know how steep the terrain is before we proceed with planning."},{"title":"Wind turbine placement assessment","prompt":"Check the maximum slope at latitude 65.01 and longitude 25.47 in Finland — I'm trying to find flat enough terrain for a wind turbine installation and need the steepest gradient across that grid cell."},{"title":"Forest road routing feasibility","prompt":"Can you get me the maximum adjacent-cell surface slope at 68.5°N, 27.3°E in Finland? I'm routing a forest road and need to know if the terrain gradient there is passable for heavy vehicles."}],"resultDescription":"A numeric value representing the maximum adjacent-cell surface gradient (steepest slope) across the analysis grid for the queried coordinate in Finland. Coordinates outside the Natural Earth boundary for Finland are rejected before any charge is applied.","failureModes":["Coordinate outside Finland boundary: request rejected before payment, no result returned","Latitude or longitude out of European coverage range (lat 34–72.5, lon -31.5–40.5): validation error","Malformed or missing coordinate parameters: input schema validation failure","Payment failure or insufficient USDC balance: transaction not completed, no result"],"whenToPreferThis":"Choose this endpoint when you need the maximum terrain slope metric for a specific point inside Finland, particularly for land suitability analysis, infrastructure planning, agricultural assessment, or environmental modeling. It is distinct from mean elevation or elevation standard deviation endpoints — use it when the steepest gradient, not average elevation or variability, is the deciding factor. Useful when boundary validation against Finland's official Natural Earth geometry is required before incurring any cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:51:13.695Z","isFirstParty":false}