{"uid":"cap_-AIsGV0pNnVh9xgPgMV0S","slug":"halowerk-land-compare-terrain-ruggedness-comparison-two-points-4ae713bf","name":"HALOWERK Land Compare – Terrain Ruggedness Comparison (Two Points)","description":"Measures terrain ruggedness for exactly two European coordinates with one method and reports the signed difference and winner where meaningful.","url":"https://landvergleich.halowerk.com/v1/compare-two-ruggedness","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"locations":{"type":"array","items":{"type":"object","required":["longitude","latitude"],"properties":{"name":{"type":"string","maxLength":60,"minLength":1},"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."}},"additionalProperties":false},"maxItems":2,"minItems":2}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_HDRRRDceAauRtUBFs1hmL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Measures terrain ruggedness for exactly two European coordinates and returns the signed difference, individual values, and which location is more rugged.","exampleAgentPrompt":"Compare the terrain ruggedness between the Cairngorms in Scotland (lat 57.1, lon -3.6) and the Ardennes in Belgium (lat 50.2, lon 5.7) — which location is more rugged and by how much?","exampleUseCases":[{"title":"Alpine vs coastal trail ruggedness check","prompt":"I'm planning a hiking route — compare terrain ruggedness at the Swiss Pre-Alps near Lucerne (lat 46.98, lon 8.32) versus the Normandy coast near Étretat (lat 49.71, lon 0.20). Which is rougher and what's the difference?"},{"title":"Site suitability for off-road vehicle testing","prompt":"We need to pick between two test sites in Europe for off-road trials. Can you measure terrain ruggedness at the Harz Mountains (lat 51.72, lon 10.74) and the Pannonian Plain in Hungary (lat 47.20, lon 19.50) and tell me which is more rugged?"},{"title":"Wildfire risk landscape comparison","prompt":"For our wildfire spread model, compare terrain ruggedness at two candidate study sites: one in the Peloponnese, Greece (lat 37.50, lon 22.35) and one in Catalonia, Spain (lat 41.80, lon 1.50). Which has more rugged terrain and by what margin?"}],"resultDescription":"Returns the terrain ruggedness index value for each of the two input coordinates, the signed difference (location A minus location B), and an indication of which location is the 'winner' (more rugged) where the difference is meaningful.","failureModes":["Coordinates outside European coverage bounds (lat 34–72.5, lon -31.5–40.5) return a validation error","Fewer or more than exactly 2 locations in the array cause a schema rejection","Invalid or non-numeric latitude/longitude values result in a 400 error","Payment failure via x402 protocol causes the request to be rejected before processing","Network timeout if the underlying DEM or ruggedness data service is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when you need a direct pairwise ruggedness comparison between exactly two European locations with a signed difference and a clear winner. It is purpose-built for binary site comparisons rather than ranking multiple sites (use sibling multi-site endpoints for 2–10 locations) or retrieving a single-site ruggedness value. Ideal when the decision question is 'which of these two spots is more rugged and by how much?'","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:49:42.300Z","isFirstParty":false}