{"uid":"cap_QTMVxGlfakd4LAWsbkyMD","slug":"halowerk-atlantic-land-ireland-mean-surface-slope-2933e9e4","name":"HALOWERK Atlantic Land – Ireland Mean Surface Slope","description":"Mean first-order surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Ireland; results outside it are rejected before payment.","url":"https://atlantikland.halowerk.com/v1/ie-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_vGHS-PkK-0p_dYS-Q199_","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) for a coordinate point within Ireland, validated against the Natural Earth boundary.","exampleAgentPrompt":"What's the mean surface slope at latitude 52.3, longitude -8.1 in Ireland? I need the terrain gradient for a land assessment.","exampleUseCases":[{"title":"Agricultural land suitability check","prompt":"I'm evaluating a plot near Killarney — can you get the mean terrain slope at latitude 52.05, longitude -9.51 so I can assess whether it's suitable for tillage farming?"},{"title":"Renewable energy site screening","prompt":"We're scouting wind farm locations in Ireland. Can you pull the mean surface gradient for the point at latitude 53.4, longitude -7.8 to check if the slope is within acceptable limits?"},{"title":"Flood risk and drainage planning","prompt":"For a drainage engineering project, I need the average slope at latitude 51.9, longitude -8.45 inside Ireland — can you fetch the terrain gradient from HALOWERK Atlantic Land?"}],"resultDescription":"A numeric value representing the mean first-order surface gradient (slope) across the analysis grid cell for the submitted coordinate within Ireland. Requests with coordinates outside the Ireland boundary are rejected before any charge is applied.","failureModes":["Coordinate outside Ireland boundary — rejected with validation error, no charge applied","Latitude or longitude out of the published European coverage range (lat 34–72.5, lon -31.5–40.5) — schema validation failure","Malformed or missing latitude/longitude fields — request error","Payment failure via x402 protocol — transaction not completed","Network timeout or service unavailability — connection error"],"whenToPreferThis":"Choose this endpoint when you need mean terrain slope specifically for a point location within Ireland and want coordinate validation guaranteed before billing. It is ideal for land assessment, site suitability, agriculture, hydrology, and infrastructure planning workflows that require Ireland-specific terrain gradient data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:02:42.781Z","isFirstParty":false}