passlisted in Coinbase#11 by calls of 67 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
- 5
- Unique payers, trailing 30 days
- 4
- Last called
- 2026-09-14 18:44 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 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.
Of api.hergertsynthora.com's 67 listings, air quality ranks 11th by calls.
The listing describes the request as a json body with the field input.
A response from air quality, as declared, includes ok, niche, result and receipt.
Over 30 days: 5 calls, 4 payers.
The last call to air quality came 1 day before the snapshot, 2026-09-14.
The declared price is 0.01 USDC on Base.
air quality takes 2% of the calls counted across api.hergertsynthora.com.
TOLL files air quality under the "other" category: a POST endpoint on api.hergertsynthora.com, listed in the Coinbase registry.
air quality answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to air quality within the "other" category: wallets transactions at api.zerion.io and authorize at api.safe4.ai.
air quality is priced above 64% of comparable listings in the "other" category.
air quality out-counts 90% of the 2,777 endpoints in the "other" category that carry counters.
The wallet paid by air quality is the payee of 16 endpoints across 2 hosts.
The seller's tags on air quality are air-quality, pm25, aqi and environment.
The price of air quality is declared by 428 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 | 0.01 USDC | exact | 0xEf879B…245e06 |
the checks, as of 2026-09-15 05:52 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 05:52 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:24 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:20 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:36 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:24 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 2026-09-14 18:44 UTC · method · live
The input and output block
{
"input": {
"body": {
"input": "Delhi"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"schema": {
"type": "object",
"required": [
"ok",
"niche"
],
"properties": {
"ok": {
"type": "boolean"
},
"error": {
"type": "string"
},
"niche": {
"type": "string"
},
"result": {
"type": "object",
"properties": {
"lat": {
"type": "number"
},
"lon": {
"type": "number"
},
"no2": {
"type": "number"
},
"nota": {
"type": "string"
},
"pm10": {
"type": "number"
},
"pm25": {
"type": "number"
},
"lugar": {
"type": "string"
},
"ozono": {
"type": "number"
},
"us_aqi": {
"type": "number"
},
"fuentes": {
"type": "array"
},
"medido_utc": {
"type": "string"
},
"european_aqi": {
"type": "number"
},
"veredicto_pm25": {
"type": "string"
}
}
},
"receipt": {
"type": "object"
}
}
},
"example": {
"ok": true,
"niche": "air_quality",
"result": {},
"receipt": {
"alg": "ed25519"
}
}
}
}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 api.hergertsynthora.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/api-hergertsynthora-com-v1-air-quality-92889e/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-api-hergertsynthora-com-v1-air-quality-92889e-2026-09-15T16-57Z,
author = {TOLL},
title = {air quality on api.hergertsynthora.com},
howpublished = {\url{https://tollindex.com/e/api-hergertsynthora-com-v1-air-quality-92889e/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.