{"uid":"cap__ZfBZoknnmhlSy1wIQHp1","slug":"halowerk-baltic-land-latvia-terrain-ruggedness-surface-elevation-std-a1fb09dc","name":"HALOWERK Baltic Land – Latvia Terrain Ruggedness (Surface Elevation Std Dev)","description":"Standard deviation of sampled surface elevations. The coordinate is validated against the Natural Earth boundary for Latvia; results outside it are rejected before payment.","url":"https://baltikum.halowerk.com/v1/lv-ruggedness","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_AprkvMo8joBmOQ8xCjCWi","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 standard deviation of sampled surface elevations (terrain ruggedness index) for a given WGS84 coordinate within Latvia.","exampleAgentPrompt":"What's the terrain ruggedness at latitude 56.95, longitude 24.11 in Latvia — give me the standard deviation of surface elevations for that spot.","exampleUseCases":[{"title":"Site suitability for infrastructure in Latvia","prompt":"I'm evaluating a site near Cēsis, Latvia — latitude 57.31, longitude 25.27 — can you tell me how rugged or uneven the terrain is there based on surface elevation variation?"},{"title":"Agricultural land flatness assessment","prompt":"I need to check how flat the terrain is for a potential field at latitude 56.50, longitude 21.01 in Latvia — what's the standard deviation of surface elevations at that point?"},{"title":"Flood risk terrain profiling","prompt":"For our environmental report, can you get the terrain ruggedness value — elevation standard deviation — at latitude 56.65, longitude 23.72 in Latvia?"}],"resultDescription":"A numeric value representing the standard deviation of surface elevations sampled around the queried coordinate within Latvia, indicating terrain ruggedness. Coordinates outside Latvia's boundary as defined by the Natural Earth dataset are rejected before any charge is incurred.","failureModes":["Coordinate outside Latvia's Natural Earth boundary — request rejected, no charge","Latitude or longitude outside the published European coverage range (lat 34–72.5, lon -31.5–40.5) — validation error","Malformed or missing coordinate fields — schema validation error","Payment failure or insufficient USDC balance — transaction not processed"],"whenToPreferThis":"Use this endpoint when you need a quantitative terrain ruggedness metric (surface elevation standard deviation) specifically for a point within Latvia. It is ideal for geospatial analysis pipelines covering Latvian land surface characteristics, infrastructure siting, agricultural assessment, or environmental modeling where boundary validation against Natural Earth Latvia geometry is required before billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:04:00.239Z","isFirstParty":false}