{"uid":"cap_wnfmqFcXAj5k3fosTzs4n","slug":"halowerk-southern-land-greece-depression-depth-8a452579","name":"HALOWERK Southern Land – Greece Depression Depth","description":"Positive difference between the neighborhood mean and center elevation. The coordinate is validated against the Natural Earth boundary for Greece; results outside it are rejected before payment.","url":"https://suedland.halowerk.com/v1/gr-depression-depth","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_S96rL9GRlozqMBJh9NkiO","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 positive elevation difference between the neighborhood mean and the center cell elevation (depression depth) for a given coordinate within Greece.","exampleAgentPrompt":"What's the depression depth — how much lower the center is compared to its surrounding neighborhood elevation — at latitude 37.97, longitude 23.72 in Greece?","exampleUseCases":[{"title":"Agricultural drainage suitability check","prompt":"For the field I'm evaluating near Thessaloniki at latitude 40.63, longitude 22.94, how deep is the local topographic depression compared to the surrounding terrain? I need to know if water is likely to pool there."},{"title":"Construction site flood risk screening","prompt":"I'm assessing a plot at latitude 37.50, longitude 22.37 in Greece — can you tell me the depression depth at that location so I know if it sits in a topographic sink that could flood?"},{"title":"Ecological habitat mapping for low-lying areas","prompt":"For a wetland survey point in the Evros delta at latitude 40.85, longitude 26.10, what is the depression depth relative to the neighborhood mean elevation?"}],"resultDescription":"A numeric value representing the positive difference (in meters) between the mean elevation of the surrounding neighborhood cells and the center cell elevation, indicating how much lower the target point sits relative to its immediate terrain context. Coordinates outside the Greece boundary are rejected before any charge is applied.","failureModes":["Coordinate outside Greece boundary — request rejected, no charge applied","Latitude or longitude out of published European coverage range — validation error","Missing required latitude or longitude parameters — schema validation error","Payment failure via x402 protocol — request not processed"],"whenToPreferThis":"Choose this endpoint when you need a precise, per-point depression depth metric for a location within Greece, particularly for land evaluation, drainage analysis, flood risk screening, or ecological surveys where knowing how much lower a point is than its surroundings is critical. It is preferable over generic DEM APIs when you need Greece-validated, pay-per-call precision without managing elevation tile downloads.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:02:15.886Z","isFirstParty":false}