{"uid":"cap_rPWZN3R2LM8idd6u_6bi-","slug":"brazilayer-commodity-signals-brazil-hydro-energy-ear-by-subsystem-c62b13e8","name":"Brazilayer Commodity Signals – Brazil Hydro Energy (EAR) by Subsystem","description":"Brazil stored hydro energy (EAR) by grid subsystem, daily from the official grid operator (ONS), with 7-day delta. Brazil is hydro-dependent: reservoir levels drive power prices, aluminum/industrial costs and drought narratives. A compact energy-risk gauge for one of the world largest grids. Free sample, no payment: https://api.brazilayer.com/v1/commodities/amostra","url":"https://api.brazilayer.com/v1/commodities/hidrologia","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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PVIKCShXwlWL2B5R0lb2f","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns daily stored hydro energy (EAR) levels for each Brazilian grid subsystem from ONS, including a 7-day delta, as a compact energy-risk gauge.","exampleAgentPrompt":"Pull today's Brazil stored hydro energy (EAR) levels by grid subsystem from the official ONS data, and show me the 7-day delta so I can assess the current energy-risk signal.","exampleUseCases":[{"title":"Energy price risk dashboard for Brazil","prompt":"Give me today's Brazil hydro reservoir levels across all grid subsystems plus the 7-day change — I want to flag elevated energy-cost risk for our Brazilian industrial operations."},{"title":"Commodity trader hydro-power alert","prompt":"What's the current EAR reading for each Brazilian grid subsystem, and has the 7-day delta moved significantly? I'm watching for drought signals that could affect aluminum smelting costs."},{"title":"Weekly macro briefing on Brazil energy","prompt":"Fetch today's ONS stored hydro energy data for Brazil, broken down by subsystem, so I can include the water-storage situation in my weekly Brazil macro and commodities briefing."}],"resultDescription":"Returns daily stored hydro energy (EAR) values broken down by Brazilian grid subsystem (e.g., Southeast/Center-West, South, Northeast, North), sourced from the official ONS grid operator, along with a 7-day rolling delta indicating the directional trend in reservoir levels — functioning as a compact, actionable energy-risk gauge.","failureModes":["ONS data source unavailable or delayed — stale or missing daily update","Network timeout or API downtime resulting in a 5xx error","Unparseable response if upstream ONS data format changes","Payment not processed (x402 protocol failure) — no data returned","Rate limiting if called in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need a real-time, official, granular read on Brazil's hydroelectric reservoir levels by subsystem — particularly for energy price risk, industrial cost modeling (aluminum, steel), or commodity narratives tied to Brazilian drought conditions. It is preferable to general macro endpoints when the specific signal needed is hydro storage, not broader market data. Ideal for agents monitoring Brazil energy fundamentals daily.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:34:55.189Z","isFirstParty":false}