{"uid":"cap_aoLQElIFbGr1aMzBrfjlR","slug":"halowerk-land-compare-surface-drainage-tendency-ranking-aa8f607e","name":"HALOWERK Land Compare – Surface Drainage Tendency Ranking","description":"Measures surface drainage tendency for two to ten named European sites and ranks the observed values with ties preserved.","url":"https://landvergleich.halowerk.com/v1/rank-sites-drainage-tendency","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":10,"minItems":2}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BeeSKtZGHqgTeL0MloqNZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Measures surface drainage tendency for 2–10 named European sites and returns a ranked list with ties preserved.","exampleAgentPrompt":"Can you rank these five European sites by their surface drainage tendency? Site A at 51.5°N, 0.1°W; Site B at 48.9°N, 2.3°E; Site C at 52.4°N, 4.9°E; Site D at 53.6°N, 10.0°E; Site E at 47.1°N, 8.5°E — I need to know which drains best and which worst, with ties shown.","exampleUseCases":[{"title":"Agricultural site drainage comparison","prompt":"I'm evaluating four potential farm locations in Germany and France for a drainage-sensitive crop. Can you rank these sites by surface drainage tendency: Weimar at 50.98°N 11.33°E, Reims at 49.26°N 4.03°E, Leipzig at 51.34°N 12.37°E, and Strasbourg at 48.57°N 7.75°E?"},{"title":"Construction site suitability ranking","prompt":"We're shortlisting three plots in the Netherlands and Belgium for a warehouse development and need to know how they compare for surface drainage — rank them please: Rotterdam plot at 51.92°N 4.48°E, Antwerp plot at 51.22°N 4.40°E, and Ghent plot at 51.05°N 3.72°E."},{"title":"Environmental restoration site prioritization","prompt":"I'm working on a wetland restoration project and need to know which of these six Spanish and Portuguese sites has the highest surface drainage tendency so we can prioritize interventions — rank them: Salamanca 40.97°N -5.66°E, Évora 38.57°N -7.91°E, Badajoz 38.88°N -6.97°E, Cáceres 39.47°N -6.37°E, Ciudad Real 38.99°N -3.92°E, and Mérida 38.92°N -6.34°E."}],"resultDescription":"Returns a ranked list of the submitted named sites ordered by their measured surface drainage tendency values, with tied ranks preserved (i.e. sites with equal values share the same rank position). Each entry includes the site name, its drainage tendency metric, and its rank.","failureModes":["Coordinates outside European coverage bounds (lat 34–72.5°N, lon -31.5–40.5°E) return a validation error","Fewer than 2 or more than 10 sites in the array cause a schema validation failure","Missing latitude or longitude on any site object causes a 400-level error","Site name exceeding 60 characters is rejected","Network or service unavailability returns a 5xx error"],"whenToPreferThis":"Use this endpoint when you need to compare and rank surface drainage tendency across multiple European sites (2–10) simultaneously with ties preserved. Prefer it over pairwise comparison endpoints when you have three or more sites and need a full ordered ranking in a single call. Best suited for site selection, land suitability assessment, or environmental planning workflows within European geographic coverage.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:41:28.290Z","isFirstParty":false}