{"info":{"title":"Halowerk","version":"1.0.0"},"openapi":"3.1.0","paths":{"/demo/paid-sample":{"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Demo Paid Sample","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Cheapest end-to-end x402 purchase test. Always returns a 402 challenge without payment and the current full NegPrice decision after a valid USDC payment."}},"/events/grid":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Events Grid","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Events Grid","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde."}},"/grid/load":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Grid Load","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Grid-monitoring and dispatch agents buy this endpoint to obtain the latest German system load from SMARD."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Grid Load","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Grid-monitoring and dispatch agents buy this endpoint to obtain the latest German system load from SMARD."}},"/optimizer/cheapest-window":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Optimizer Cheapest Window","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Flexible-load agents buy this endpoint to schedule a contiguous operating window at the lowest average electricity price."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Optimizer Cheapest Window","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Flexible-load agents buy this endpoint to schedule a contiguous operating window at the lowest average electricity price."}},"/predict/negative-price":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Predict Negative Price","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Battery, EV, and trading agents buy this endpoint to receive calibrated 2h/4h/6h negative-price probabilities, reviewed threshold profiles and an executable response policy."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Predict Negative Price","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Battery, EV, and trading agents buy this endpoint to receive calibrated 2h/4h/6h negative-price probabilities, reviewed threshold profiles and an executable response policy."}},"/price/forecast":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Forecast","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of EPEX prices and volatility."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Forecast","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of EPEX prices and volatility."}},"/price/negative-forecast":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Negative Forecast","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Stunden mit negativen Strompreisen in den nächsten 24 Stunden."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"5000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Negative Forecast","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Stunden mit negativen Strompreisen in den nächsten 24 Stunden."}},"/price/spot":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Spot","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Trading and dispatch agents buy this endpoint to obtain the current German EPEX spot price for immediate decisions."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Price Spot","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Trading and dispatch agents buy this endpoint to obtain the current German EPEX spot price for immediate decisions."}},"/renewable/share":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Renewable Share","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Carbon-aware and ESG agents buy this endpoint to measure the current renewable share and generation mix in Germany."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"1000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Renewable Share","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Carbon-aware and ESG agents buy this endpoint to measure the current renewable share and generation mix in Germany."}},"/research/quick":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"3000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Research Quick","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Research and market-monitoring agents buy this endpoint to answer a focused question with a compact live market snapshot."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"3000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: Research Quick","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Research and market-monitoring agents buy this endpoint to answer a focused question with a compact live market snapshot."}},"/v3/dispatch-plan":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"20000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: V3 Dispatch Plan","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Schedules a deadline-bound compute, DePIN, battery or power-trading workload into an actionable German or European power window. Returns exact timing, expected EUR cost and savings, uncertainty, freshness, expiry and decision trace."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"20000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: V3 Dispatch Plan","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"Schedules a deadline-bound compute, DePIN, battery or power-trading workload into an actionable German or European power window. Returns exact timing, expected EUR cost and savings, uncertainty, freshness, expiry and decision trace."}},"/v3/market-brief":{"post":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"50000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: V3 Market Brief","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"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."},"get":{"responses":{"200":{"description":"Successful response"},"402":{"description":"Payment Required"}},"x-payment-info":{"offers":[{"amount":"50000","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"Halowerk: V3 Market Brief","intent":"charge","method":"evm","recipient":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E"}]},"summary":"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."}}},"x-service-info":{"description":"Halowerk is an x402-native service at https://energy.halowerk.com, indexed from the x402 Bazaar (Coinbase's public discovery directory). It charges callers itself in USDC on Base and is paid directly at its own wallet; Monex Protocol passes your request and payment headers through untouched. 12 endpoints listed."}}