{"uid":"cap_UTxkg1uSp1pIttwULooQ9","slug":"halowerk-land-compare-grassland-share-two-point-comparison-1c82b816","name":"HALOWERK Land Compare – Grassland Share Two-Point Comparison","description":"Measures grassland share 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-grassland-share","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_siR-2n09F05e9R_79DlI5","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 and compares grassland share (as a fraction) at exactly two European coordinates, returning the signed difference and identifying which location has more grassland.","exampleAgentPrompt":"Compare the grassland share between these two locations in Europe: a site near Munich at latitude 48.15, longitude 11.58, and one near Paris at latitude 48.85, longitude 2.35 — which one has more grassland and by how much?","exampleUseCases":[{"title":"Farm site selection by grassland coverage","prompt":"I'm evaluating two potential farm sites in Europe — one near Krakow at 50.06°N, 19.94°E and one near Budapest at 47.50°N, 19.04°E. Can you compare their grassland share and tell me which location has more and what the difference is?"},{"title":"Ecological corridor suitability check","prompt":"Compare the grassland fraction at these two nature reserve coordinates: 51.5°N, 9.9°E in Germany and 47.8°N, 13.0°E in Austria. I need to know which has higher grassland coverage for a wildlife corridor study."},{"title":"Real estate rural land assessment","prompt":"I'm looking at two rural plots in Spain — one at 40.4°N, -3.7°E and another at 41.6°N, -0.9°E. Which one has a greater share of grassland, and what's the difference between them?"}],"resultDescription":"Returns the grassland share fraction for each of the two input coordinates, the signed numeric difference between them (location A minus location B), and an indication of which location 'wins' (has more grassland) where the difference is meaningful.","failureModes":["Coordinates outside European coverage bounds (latitude 34–72.5°N, longitude -31.5–40.5°E) return a validation error","Fewer or more than exactly two location objects cause a schema validation failure","Invalid or non-numeric latitude/longitude values return a parsing error","Payment not provided or insufficient USDC causes a 402 response","Locations too close together may yield a near-zero difference with no clear winner"],"whenToPreferThis":"Use this endpoint when you need a direct pairwise comparison of grassland share between exactly two European locations and want both the raw values and the signed difference in a single call. Prefer it over a general land-cover endpoint when grassland specifically is the metric of interest, and over a multi-site ranking endpoint when exactly two points are being evaluated.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:07:43.942Z","isFirstParty":false}