passlisted in Coinbase#2 by calls of 5 on this host
0.004 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-14 14:11 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.004 USDC
- Networks
- 1
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 2 times across 28 observations, and 3 changes are the fewest this site will draw a trace through, because two points and a guess are not a series. Every observation is in the JSON.
building heat demand, a POST endpoint on solar.halowerk.com, appears in the Coinbase registry; TOLL's taxonomy puts it in the "other" category.
building heat demand is priced at 0.004 USDC on Base.
The request to building heat demand is a json body with the fields lat, lon, profile, envelope, ventilation, heated_volume_m3 and 2 others.
building heat demand declares nothing about its output; validate flags that as advisory, not a verdict.
building heat demand answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
building heat demand shares solar.halowerk.com with 4 other listed endpoints and is 2nd by calls.
building heat demand takes 25% of the calls counted across solar.halowerk.com.
One payer accounts for all 2 calls to building heat demand over 30 days.
The last call to building heat demand came 1 day before the snapshot, 2026-09-14.
Closest in price to building heat demand within the "other" category: enrich profile at win.oneshotagent.com and aviation airport status at api.x402node.dev.
building heat demand is priced above 54% of comparable listings in the "other" category.
The wallet paid by building heat demand is the payee of 1,553 endpoints across 67 hosts.
The price of building heat demand is declared by 98 other listings in the "other" category too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.004 USDC | exact | 0x2880Ed…1C4E5E |
the checks, as of 2026-09-15 04:15 UTC · method · pinnableendpoint answered HTTP 402
bazaar.info.output· advisory, does not affect the verdict · output metadata is present (advisory)
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 04:15 UTC | pass | 1 | daily-2026-09-15 |
| 2026-09-14 04:13 UTC | pass | 1 | daily-2026-09-14 |
| 2026-09-13 04:12 UTC | pass | 1 | daily-2026-09-13 |
| 2026-09-12 06:27 UTC | pass | 1 | daily-2026-09-12 |
| 2026-09-11 09:56 UTC | pass | 1 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-09-14 14:11 UTC · method · live
The input and output block
{
"input": {
"body": {
"lat": 52.52,
"lon": 13.405,
"profile": {
"indoor_temp_c": 20,
"internal_gains_w": 350,
"heating_base_temp_c": 15
},
"envelope": [
{
"name": "external walls",
"area_m2": 168,
"u_value_w_m2k": 0.22
},
{
"name": "roof",
"area_m2": 118,
"u_value_w_m2k": 0.16
},
{
"name": "ground floor",
"area_m2": 92,
"u_value_w_m2k": 0.25
},
{
"name": "windows",
"area_m2": 31,
"u_value_w_m2k": 0.95
}
],
"ventilation": {
"air_changes_per_hour": 0.45,
"heat_recovery_efficiency": 0.15
},
"heated_volume_m3": 365,
"system_efficiency": 0.92,
"heated_floor_area_m2": 145,
"max_station_distance_km": 70,
"domestic_hot_water_kwh_year": 1800
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": null
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 16:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "building heat demand on solar.halowerk.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/solar-halowerk-com-building-heat-demand-286a8e/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-solar-halowerk-com-building-heat-demand-286a8e-2026-09-15T16-57Z,
author = {TOLL},
title = {building heat demand on solar.halowerk.com},
howpublished = {\url{https://tollindex.com/e/solar-halowerk-com-building-heat-demand-286a8e/at/2026-09-15T16-57Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 16:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.