{"uid":"cap_WKf8rEt5zdhsj6tr9_iZR","slug":"halowerk-nordic-land-sweden-mean-surface-slope-b58ae2d2","name":"HALOWERK Nordic Land – Sweden Mean Surface Slope","description":"Mean first-order surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Sweden; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/se-mean-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_HaMktiYcrGpMpJyRhFuFx","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 mean first-order surface gradient (slope) across an analysis grid for a coordinate point validated within Sweden's boundaries.","exampleAgentPrompt":"What's the mean surface slope at latitude 59.33 and longitude 18.07 in Sweden? I need the terrain gradient value for that location.","exampleUseCases":[{"title":"Solar farm site suitability assessment","prompt":"I'm evaluating a potential solar farm site in Sweden near latitude 63.82, longitude 20.26 — can you get me the mean surface slope so I know if the terrain is flat enough?"},{"title":"Agricultural land terracing feasibility","prompt":"We're considering agricultural development on a plot in Sweden at coordinates 57.70 latitude, 11.97 longitude. What's the average slope of the terrain there?"},{"title":"Construction site slope risk evaluation","prompt":"Before we break ground on a building project in Sweden at 65.58 latitude, 22.15 longitude, can you pull the mean surface gradient to check if we need special foundation engineering?"}],"resultDescription":"Returns the mean first-order surface gradient (slope value) computed across the analysis grid for the given coordinate. The coordinate is validated against the Natural Earth boundary for Sweden; requests with coordinates outside Sweden are rejected before any charge is applied.","failureModes":["Coordinates outside Sweden's Natural Earth boundary are rejected with a validation error before payment","Coordinates outside the published European coverage range (lat 34–72.5, lon -31.5–40.5) are rejected","Network timeout or service unavailability may result in no response","Invalid or missing latitude/longitude values return a schema validation error"],"whenToPreferThis":"Choose this endpoint when you need mean terrain slope specifically for locations within Sweden, especially when coordinate validation against Sweden's official boundary is required before processing. Ideal for land-use planning, environmental assessment, construction feasibility, or agricultural analysis in Sweden. The pay-per-call x402 pricing ($0.003 USDC) makes it cost-effective for on-demand point queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T19:01:17.175Z","isFirstParty":false}