passlisted in Coinbase#3 by calls of 7 on this host
0.005 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-30 20:00 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.005 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 1 time 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.
TOLL files air quality under inference: a POST endpoint on karte.halowerk.com, listed in the Coinbase registry.
A call to air quality costs 0.005 USDC on Base, as declared.
air quality takes a json body with the fields latitude and longitude.
air quality declares nothing about its output; validate flags that as advisory, not a verdict.
air quality answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
air quality is one of 7 listed endpoints on karte.halowerk.com, tied 3rd by calls with 4 others among them.
air quality takes 10% of the calls counted across karte.halowerk.com.
In the trailing 30 days: one call, one payer.
air quality was last called 16 days before the snapshot.
Closest in price to air quality within inference: google ai mode ai mode at x402.openwebninja.com and chat completions at x402.orthogonal.com.
air quality is priced above 17% of comparable listings in inference.
The wallet paid by air quality is the payee of 1,553 endpoints across 67 hosts.
The price of air quality is declared by 148 other listings in inference too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x2880Ed…1C4E5E |
the checks, as of 2026-09-15 06:05 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 06:05 UTC | pass | 1 | daily-2026-09-15 |
| 2026-09-14 05:36 UTC | pass | 1 | daily-2026-09-14 |
| 2026-09-13 05:30 UTC | pass | 1 | daily-2026-09-13 |
| 2026-09-12 07:47 UTC | pass | 1 | daily-2026-09-12 |
| 2026-09-11 11:38 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 2026-08-30 20:00 UTC · method · live
The input and output block
{
"input": {
"body": {
"latitude": 45,
"longitude": 5
},
"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, "air quality on karte.halowerk.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/karte-halowerk-com-v1-air-quality-a347ae/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-karte-halowerk-com-v1-air-quality-a347ae-2026-09-15T16-57Z,
author = {TOLL},
title = {air quality on karte.halowerk.com},
howpublished = {\url{https://tollindex.com/e/karte-halowerk-com-v1-air-quality-a347ae/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.