# Services from energy.halowerk.com on Zero

> energy.halowerk.com serves 13 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/energy.halowerk.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/energy.halowerk.com/health.json

## Services

- [Halowerk Energy Market Brief](https://www.zero.xyz/c/halowerk-energy-market-brief-2ea64dc7/llms.txt): $0.05/call via x402. 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.
- [EU Power Dispatch API – Germany Renewable Share](https://www.zero.xyz/c/eu-power-dispatch-api-germany-renewable-share-49224420/llms.txt): $0.001/call via x402. Returns the current renewable energy share and generation mix breakdown for the German electricity grid.
- [EU Power Dispatch API – German Grid CO2 Intensity (Live)](https://www.zero.xyz/c/eu-power-dispatch-api-german-grid-co2-intensity-live-15962024/llms.txt): $0.001/call via x402. Returns the current real-time CO2 intensity (g CO2/kWh) of the German electricity mix.
- [EU Power Dispatch – Cheapest Window Finder](https://www.zero.xyz/c/eu-power-dispatch-cheapest-window-finder-627615b0/llms.txt): $0.005/call via x402. Given a desired operating duration (1–24 hours), returns the contiguous time window in the next 24 hours with the lowest average EPEX spot electricity price in Germany/EU.
- [EU Power Dispatch API – Negative Price Forecast](https://www.zero.xyz/c/eu-power-dispatch-api-negative-price-forecast-6c05e16e/llms.txt): $0.005/call via x402. Returns hours with negative electricity prices in the German EPEX spot market for the next 24 hours.
- [Halowerk Negative Price Probability Predictor](https://www.zero.xyz/c/halowerk-negative-price-probability-predictor-892455a3/llms.txt): $0.001/call via x402. Returns calibrated 2h/4h/6h negative electricity price probabilities with threshold profiles and an executable response policy for battery, EV, and trading agents.
- [EU Power Dispatch API – EPEX 24h Price Forecast](https://www.zero.xyz/c/eu-power-dispatch-api-epex-24h-price-forecast-00c42cee/llms.txt): $0.005/call via x402. Returns a 24-hour EPEX spot price forecast with volatility context for energy trading and flexible-load scheduling decisions
- [Halowerk Energy Dispatch Planner](https://www.zero.xyz/c/halowerk-energy-dispatch-planner-0423d81c/llms.txt): $0.02/call via x402. Schedules a deadline-bound compute, DePIN, battery, or power-trading workload into an optimal German or European power window, returning exact timing, expected EUR cost and savings, uncertainty, and decision trace.
- [EU Power Dispatch API – German System Load (SMARD)](https://www.zero.xyz/c/eu-power-dispatch-api-german-system-load-smard-2c5d74b5/llms.txt): $0.001/call via x402. Returns the latest German electricity system load data sourced from SMARD for grid-monitoring and dispatch agents.
- [EU Power Dispatch API – German EPEX Spot Price Lookup](https://www.zero.xyz/c/eu-power-dispatch-api-german-epex-spot-price-lookup-3954d42e/llms.txt): $0.001/call via x402. Returns the current German EPEX spot electricity price for immediate trading and dispatch decisions.
- [EU Power Dispatch API – Quick Research Query](https://www.zero.xyz/c/eu-power-dispatch-api-quick-research-query-cfe6c217/llms.txt): $0.003/call via x402. Answers a focused natural-language question about EU electricity markets by returning a compact live snapshot of ENTSO-E and SMARD spot-market data.
- [EU Power Grid Events Feed (Dunkelflaute, Storm, Negative Prices, Records)](https://www.zero.xyz/c/eu-power-grid-events-feed-dunkelflaute-storm-negative-prices-records-b221b766/llms.txt): $0.005/call via x402. Returns a real-time event feed of significant German/EU power grid events including Dunkelflaute (low wind+solar periods), storms, negative electricity prices, and grid records.
- [EU Power Dispatch API – Paid Sample (NegPrice Decision)](https://www.zero.xyz/c/eu-power-dispatch-api-paid-sample-negprice-decision-b8fb6b63/llms.txt): $0.001/call via x402. Returns the current full negative-price decision for EU power markets after a micro-payment; issues a 402 challenge without payment.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

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