{"uid":"cap_d87OrXWxr9zr5-1FCqTpt","slug":"halowerk-energy-market-brief-2ea64dc7","name":"Halowerk Energy Market Brief","description":"Returns licensed ENTSO-E and SMARD spot-market context for compute, DePIN, battery and power-trading agents: published day-ahead prices, volatility, load, renewable share when available, the observed share of published negative-price hours, uncertainty, freshness and expiry.","url":"https://energy.halowerk.com/v3/market-brief","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_98y5b6M-iIxqurCU3qMXh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns licensed ENTSO-E and SMARD day-ahead electricity spot-market context including prices, volatility, load, renewable share, negative-price frequency, uncertainty, and data freshness for energy-aware compute and trading agents.","exampleAgentPrompt":"Give me the current ENTSO-E/SMARD day-ahead electricity spot-market brief for Germany — including the price, volatility, renewable share, any negative-price hours observed, and how fresh the data is — so I can decide whether to run my compute workload now or defer it.","exampleUseCases":[{"title":"Compute cost optimization by price signal","prompt":"Before spinning up my GPU cluster, pull the current day-ahead electricity price and volatility for the German market so I can decide if now is cheap enough to run or if I should wait for a better window."},{"title":"Battery charge scheduling at low-price hours","prompt":"I'm managing a grid-connected battery — get me today's day-ahead spot prices and the share of negative-price hours for the French market so I can schedule charging during the cheapest periods."},{"title":"Power-trading agent market context","prompt":"My power-trading agent needs the latest SMARD day-ahead price, renewable share, grid load, and uncertainty score for the European spot market before it places any bids — can you fetch that brief now?"}],"resultDescription":"A structured market brief containing: published day-ahead electricity spot price, price volatility metric, current grid load, renewable energy share (when available), observed share of negative-price hours, uncertainty score, data freshness timestamp, and cache expiry — all sourced from licensed ENTSO-E and SMARD data feeds.","failureModes":["Data not yet published for requested delivery date (day-ahead market window not yet cleared)","Requested region not covered by ENTSO-E/SMARD licensed feeds","Stale or unavailable upstream data resulting in low freshness score or error","Invalid or unrecognized market region parameter","Payment failure (x402 USDC payment not completed or insufficient)","Rate limiting if request volume exceeds allowed throughput"],"whenToPreferThis":"Choose this endpoint when an AI agent needs authoritative, licensed European electricity spot-market data (ENTSO-E/SMARD) with freshness and uncertainty metadata before making energy-sensitive decisions — such as scheduling compute workloads, optimizing battery charging, or executing power trades. Prefer it over generic energy APIs when you need negative-price hour statistics, renewable share context, and structured uncertainty signals in a single call designed for agentic workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:35:58.980Z","isFirstParty":false}