passlisted in Coinbase#43 by calls of 45 on this host
0.01 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
- 2026-09-09 01:33 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 USDC
- Networks
- 4
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 29 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.
airquality is one of 45 listed endpoints on loonie-toll.onrender.com, tied 43rd by calls with 2 others among them.
airquality takes the query parameter zip.
Its example response has the fields query, source, reasons, verdict, disclaimer, retrievedAt and 2 others.
airquality drew a single call from a single payer in the trailing 30 days.
The last call to airquality came 7 days before the snapshot, 2026-09-09.
A call to airquality costs 0.01 USDC on Base, as declared.
1% of the host's counted calls go to it.
For airquality the listing declares 4 accepts on Base, Solana, Polygon and Arbitrum, to 2 different wallets.
loonie-toll.onrender.com serves airquality, a GET endpoint that TOLL places in identity, listed in the Coinbase registry.
airquality answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to airquality within identity: care feed at omniguchi.0000402.xyz and screening match at api.relaystation.ai.
Among comparable prices in identity, airquality sits above 31% of them.
The payee wallet is shared by 45 listings on one host.
The seller's tags on airquality are government-data, compliance, verification and public-records.
Exactly this price appears on 516 other listings in identity.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0xb53132…72DBDa |
| Coinbase | solana: | USDC | 0.01 USDC | exact | DUPiupXt…qeEm8s |
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0xb53132…72DBDa |
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0xb53132…72DBDa |
the checks, as of 2026-09-15 06:26 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 06:26 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:55 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:48 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:05 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 12:02 UTC | pass | 0 | 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 2026-09-09 01:33 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"zip": "37201"
}
},
"output": {
"type": "json",
"example": {
"query": {
"zip": "37201",
"distanceMiles": 50
},
"source": "EPA AirNow (airnowapi.org)",
"reasons": [
"Worst current AQI is 46 (Good) from PM2.5 in Nashville.",
"All monitored pollutants are in the Good range.",
"…1 more"
],
"verdict": "GOOD",
"disclaimer": "Advisory only, provided as is without warranty of accuracy or completeness. AQI observations are hourly and can lag rapidly changing conditions such as wildfire smoke. Not affiliated with or endorsed …",
"retrievedAt": "2026-09-09T00:51:55.854Z",
"observations": [
{
"aqi": 42,
"state": "TN",
"category": "Good",
"pollutant": "O3",
"reportingArea": "Nashville",
"observedAtLocal": "2026-09-08 18:00 CST"
},
{
"aqi": 46,
"state": "TN",
"category": "Good",
"pollutant": "PM2.5",
"reportingArea": "Nashville",
"observedAtLocal": "2026-09-08 18:00 CST"
}
],
"worstPollutant": {
"aqi": 46,
"state": "TN",
"category": "Good",
"pollutant": "PM2.5",
"reportingArea": "Nashville",
"observedAtLocal": "2026-09-08 18:00 CST"
}
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 21:20 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "airquality on loonie-toll.onrender.com", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/loonie-toll-onrender-com-airquality-c13da1/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-loonie-toll-onrender-com-airquality-c13da1-2026-09-15T21-20Z,
author = {TOLL},
title = {airquality on loonie-toll.onrender.com},
howpublished = {\url{https://tollindex.com/e/loonie-toll-onrender-com-airquality-c13da1/at/2026-09-15T21-20Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 21:20 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.