{"uid":"cap_oZX-HwrPxpyCCo0AL4yNp","slug":"solar-resource-pv-yield-48ac8589","name":"Solar Resource & PV Yield","description":"Long-term solar irradiance for any location on Earth (NASA POWER, 2001-2025) by month, with temperature, wind and an estimated PV yield, specific yield and capacity factor for a system size. Use to screen solar sites.","url":"https://bess-x402.onrender.com/v1/energy/solar-resource?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["lat","lon"],"properties":{"lat":{"type":"number","description":"Latitude"},"lon":{"type":"number","description":"Longitude"},"system_kw":{"type":"number","description":"PV system size in kWp"},"performance_ratio":{"type":"number","description":"System performance ratio 0.3-1 (default 0.8)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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_56iImFvPlaiBGNiPcRsGx","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 long-term monthly solar irradiance, temperature, wind data, and estimated PV system yield/capacity factor for any location on Earth using NASA POWER data (2001–2025).","exampleAgentPrompt":"Can you look up the long-term monthly solar resource and estimated annual PV yield for a 15 kWp system at latitude 36.1, longitude -115.2 (Las Vegas area)?","exampleUseCases":[{"title":"Rooftop solar feasibility check","prompt":"I'm considering installing a 10 kWp solar system on my warehouse in Phoenix — latitude 33.45, longitude -112.07. Can you pull the monthly solar irradiance and tell me the estimated annual energy yield and capacity factor?"},{"title":"Solar farm site comparison","prompt":"I need to screen two potential solar farm sites: one at lat 35.2, lon -101.8 and another at lat 32.7, lon -97.3. Can you get the long-term solar resource data and specific yield for a 500 kWp system at each location?"},{"title":"International solar project screening","prompt":"What's the solar potential in Nairobi, Kenya — around latitude -1.29, longitude 36.82? I'm planning a 25 kWp off-grid system and need monthly irradiance plus an estimated PV yield with a performance ratio of 0.75."}],"resultDescription":"Returns a breakdown by month of solar irradiance (GHI/DNI/DHI), ambient temperature, and wind speed for the given coordinates derived from NASA POWER 2001–2025 climatology, plus computed estimates of total annual PV energy yield (kWh), specific yield (kWh/kWp), and capacity factor for the specified system size and performance ratio.","failureModes":["Missing required lat/lon parameters returns a 400 error","Coordinates outside valid Earth bounds (-90 to 90 lat, -180 to 180 lon) may return an error or no data","NASA POWER upstream data unavailability may cause 503 or timeout","Invalid performance_ratio outside 0.3–1.0 range may return a validation error","Payment failure (x402) returns 402 Payment Required before data is delivered"],"whenToPreferThis":"Choose this endpoint when you need long-term climatological solar resource data (20+ year averages) for site screening or feasibility estimation at any global coordinate, especially when you want an integrated PV yield calculation rather than raw irradiance alone. Prefer this over real-time weather APIs when you need stable multi-year averages for investment or planning decisions rather than short-term forecasts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T12:34:58.012Z","isFirstParty":false,"canonicalSlug":"solar-resource-pv-yield-48ac8589"}