{"uid":"cap_g5-6ugtp6VU4wBsWKsG0q","slug":"synthora-marine-wave-forecast-c51319bb","name":"SYNTHORA Marine Wave Forecast","description":"SYNTHORA marine-wave-forecast: sea state for any coast/port or chokepoint (Hormuz, Suez, Panama, Malacca, Gibraltar, Bab el-Mandeb, Dover presets) — wave height, period, swell, Douglas-scale verdict and navigability flag. Complements chokepoint-transits for shipping disruption markets. Source: open-meteo Marine (ECMWF/NOAA WaveWatch III, no key). $0.005 USDC x402 Base.","url":"https://api.hergertsynthora.com/v1/marine-wave-forecast","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","description":"SYNTHORA marine-wave-forecast: sea state for any coast/port or chokepoint (Hormuz, Suez, Panama, Malacca, Gibraltar, Bab el-Mandeb, Dover presets) — wave height, period, swell, Douglas-scale verdict a"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eJjM21K93wdgIwnRo6T7m","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns sea state forecasts (wave height, period, swell, Douglas-scale verdict, navigability flag) for any coastal location or major maritime chokepoint","exampleAgentPrompt":"What's the current sea state at the Strait of Hormuz — give me wave height, swell, the Douglas scale verdict, and whether it's navigable for shipping?","exampleUseCases":[{"title":"Shipping disruption risk assessment","prompt":"Check the wave conditions and navigability flag at the Suez Canal chokepoint right now — I need the Douglas scale verdict and wave height so I can assess shipping disruption risk for my freight positions."},{"title":"Cargo route planning by sea state","prompt":"I'm routing a bulk carrier through the Strait of Malacca this week — can you pull the marine wave forecast including wave period, swell, and whether conditions are navigable?"},{"title":"Multi-chokepoint maritime monitoring","prompt":"Give me the current sea state and navigability flags for Gibraltar and Bab el-Mandeb — I want to compare wave heights and Douglas scale ratings for both chokepoints."}],"resultDescription":"Returns structured sea state data including significant wave height, dominant wave period, swell direction and height, a Douglas sea scale categorical verdict (e.g. 'Rough', 'Moderate'), and a boolean navigability flag indicating whether conditions are safe for vessel transit. Data is sourced from ECMWF and NOAA WaveWatch III models via open-meteo Marine.","failureModes":["Unrecognized location string that is neither a preset chokepoint name nor parseable coordinates returns an error","Locations far inland or with no marine coverage return empty or invalid results","Model data may have latency gaps during ECMWF/NOAA update cycles","Forecast accuracy degrades beyond 7-10 day horizon","Ambiguous port names without coordinates may resolve incorrectly"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost ($0.005 USDC) marine wave forecast with a pre-packaged Douglas scale verdict and navigability flag for key global chokepoints or arbitrary coastal locations — especially when combining with shipping disruption market signals or freight routing logic. Prefer over raw open-meteo Marine API calls when you need the chokepoint presets, Douglas classification, and navigability flag without custom parsing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:45:46.551Z","isFirstParty":false}