{"uid":"cap_bA1BEaRZkGqjXJRMW4lj0","slug":"halowerk-eastern-land-croatia-drainage-tendency-f000e76c","name":"HALOWERK Eastern Land – Croatia Drainage Tendency","description":"Relative runoff tendency derived from slope and ruggedness. The coordinate is validated against the Natural Earth boundary for Croatia; results outside it are rejected before payment.","url":"https://ostland.halowerk.com/v1/hr-drainage-tendency","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_YwVpiC_5OyTeXGak8EPnA","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 a relative runoff tendency score derived from terrain slope and ruggedness for a given coordinate within Croatia.","exampleAgentPrompt":"What's the relative runoff tendency for the coordinates 45.1°N, 15.4°E in Croatia — I need to know how prone that terrain is to surface drainage based on slope and ruggedness.","exampleUseCases":[{"title":"Agricultural land drainage assessment","prompt":"I'm evaluating a farm plot in Croatia near 45.3°N, 16.1°E — can you tell me the terrain's relative runoff tendency so I know how prone it is to surface water drainage?"},{"title":"Construction site hydrology screening","prompt":"We're considering a construction site at latitude 44.8, longitude 15.9 in Croatia — what's the drainage tendency score there based on slope and ruggedness?"},{"title":"Flood risk pre-screening for Croatian parcel","prompt":"Before we finalize this land purchase at 45.7°N, 16.3°E in Croatia, can you check the runoff tendency score to flag any hydrological risk from the terrain?"}],"resultDescription":"A numeric relative runoff tendency score derived from terrain slope and ruggedness at the specified coordinate. The coordinate is first validated against the Natural Earth boundary for Croatia; requests outside that boundary are rejected before any charge is made.","failureModes":["Coordinate outside Croatia boundary — request rejected before payment with a geographic validation error","Latitude or longitude out of the accepted European coverage range (lat 34–72.5, lon -31.5–40.5) — input validation error","Malformed or missing coordinate fields — schema validation error","Service unavailable or timeout — HTTP 5xx error"],"whenToPreferThis":"Choose this endpoint when you need a terrain-derived runoff or drainage tendency score specifically for a point within Croatia, particularly for land assessment, agricultural planning, construction screening, or hydrological risk workflows. It is preferable when you need a fast, per-coordinate computation rather than a raster download, and when slope- and ruggedness-based drainage indexing is the relevant signal (as opposed to soil texture or land cover metrics available on sibling endpoints).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:15:30.977Z","isFirstParty":false}