energy.halowerk.com

Route probed: GET https://energy.halowerk.com/demo/paid-sample
Category: eat:onchain/crypto data (tags: crypto-price, research, weather) · Status: listing listed, probe active · Listing: 0.001 USD, 4 payers / 5 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T14:08:29Z (24 min ago) · Recent valid 402: 2/2 · p50 968 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.

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Paid test-buys

None yet.

402 challenge checks (since 2026-10-23T14:08:29Z)

1 valid 402s checked: terms consistent 1, Base USDC offered 1, price matches listing 1 (differs 0), payTo changed vs previous probe 0.

Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)

Receipt	UTC time	Method	Status	Valid 402	ms	Listed amount (atomic)	Quoted amount (atomic)	Quoted payTo	Header bytes	Response sha256	Signed	Route	Checks
7676cc236b302996fbeb	2026-10-23T14:08:29Z	GET	402	yes	968	1000	1000	0x2880EdfF…	2496	8a2bdc19455a3c77	per-receipt	primary	terms ok · Base USDC
d6684206d1a99742286c	2026-10-23T12:43:01Z	GET	402	yes	714	1000	1000	0x2880EdfF…	2496	8a2bdc19455a3c77	snapshot	primary

Other listed routes

https://energy.halowerk.com/demo/paid-sample 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. (cdp-bazaar)
https://energy.halowerk.com/price/spot Trading and dispatch agents buy this endpoint to obtain the current German EPEX spot price for immediate decisions. (cdp-bazaar)
https://energy.halowerk.com/carbon/now Aktuelle CO2-Intensität des deutschen Strommix. (cdp-bazaar)
https://energy.halowerk.com/v3/market-brief Returns licensed ENTSO-E and SMARD spot-market context for compute, DePIN, battery and power-trading agents: published day-ahead prices, volatility, load, renew (cdp-bazaar)
https://energy.halowerk.com/predict/negative-price Battery, EV, and trading agents buy this endpoint to receive calibrated 2h/4h/6h negative-price probabilities, reviewed threshold profiles and an executable res (cdp-bazaar)
POST https://energy.halowerk.com/grid/load Grid-monitoring and dispatch agents buy this endpoint to obtain the latest German system load from SMARD. (agentic-market)
POST https://energy.halowerk.com/events/grid Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde. (agentic-market)
POST https://energy.halowerk.com/price/forecast Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of EPEX prices and volatility. (agentic-market)
POST https://energy.halowerk.com/research/quick Research and market-monitoring agents buy this endpoint to answer a focused question with a compact live market snapshot. (agentic-market)
POST https://energy.halowerk.com/renewable/share Carbon-aware and ESG agents buy this endpoint to measure the current renewable share and generation mix in Germany. (agentic-market)
POST https://energy.halowerk.com/v3/dispatch-plan Schedules a deadline-bound compute, DePIN, battery or power-trading workload into an actionable German or European power window. Returns exact timing, expected (agentic-market)
POST https://energy.halowerk.com/price/negative-forecast Stunden mit negativen Strompreisen in den nächsten 24 Stunden. (agentic-market)
POST https://energy.halowerk.com/optimizer/cheapest-window Flexible-load agents buy this endpoint to schedule a contiguous operating window at the lowest average electricity price. (agentic-market)

Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).