{"uid":"cap_07GrO-FMgt1jIG8uapbeP","slug":"halowerk-land-compare-cropland-change-2020-2021-c6a8d5c9","name":"HALOWERK Land Compare – Cropland Change 2020–2021","description":"Cropland-share change measured from ESA WorldCover 2020 v100 and 2021 v200 for the same 250 metre analysis area. The result is observed map-class change, not a causal claim.","url":"https://landvergleich.halowerk.com/v1/worldcover-2020-2021-cropland-change","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":"0.008","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_vK9ELUMmcKNc_E5NLD_dK","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":"Returns the change in cropland share for a 250-metre area in Europe by comparing ESA WorldCover 2020 v100 and 2021 v200 map classifications.","exampleAgentPrompt":"What was the change in cropland share between 2020 and 2021 for the 250-metre area around 48.8566° N, 2.3522° E in Europe?","exampleUseCases":[{"title":"Farm boundary land conversion check","prompt":"I need to know whether the area around 51.5° N, 10.2° E in Germany saw any net change in cropland coverage between ESA WorldCover's 2020 and 2021 editions — can you pull that comparison for me?"},{"title":"Reforestation impact on agricultural land","prompt":"We're evaluating a reforestation project near 44.0° N, 12.5° E in Italy — can you tell me how the cropland share changed from 2020 to 2021 for that 250-metre analysis zone so we can see if agricultural land was displaced?"},{"title":"Agricultural expansion monitoring in Eastern Europe","prompt":"Check if there was any cropland expansion between 2020 and 2021 at coordinates 50.1° N, 22.0° E in Poland — I want the ESA WorldCover-based change figure for that spot."}],"resultDescription":"A signed numeric value (or structured object) representing the change in cropland share between ESA WorldCover 2020 v100 and 2021 v200 for the 250-metre analysis area centred on the provided coordinate. The result reflects observed map-class change only, not a causal or verified ground-truth finding.","failureModes":["Coordinates outside European coverage bounds (lat 34–72.5, lon -31.5–40.5) result in an error or empty response","Invalid or non-numeric latitude/longitude values cause a validation error","Location falls in an area with no ESA WorldCover data coverage","Network or payment authorisation failure under x402 protocol"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost satellite-derived signal of cropland change at a specific European location between the 2020 and 2021 ESA WorldCover releases. It is ideal for agricultural monitoring, land-use auditing, or environmental assessment workflows scoped to Europe. Prefer it over manual GIS workflows or full raster downloads when only point-level change is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:51:53.407Z","isFirstParty":false}