passlisted in Coinbase#1 by calls of 3 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-06 16:58 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.004 USDC
- Networks
- 1
How has the volume on this endpoint moved?
TOLL files stoichiometry under compute: a POST endpoint on chemeq.openverbs.com, listed in the Coinbase registry.
Per call, stoichiometry declares 0.004 USDC on Base.
stoichiometry takes a json body with the fields given, target, equation and targetUnit.
stoichiometry declares nothing about its output; validate flags that as advisory, not a verdict.
stoichiometry answered the sweep of 2026-10-20 with a valid 402, as at every sweep since 2026-09-11.
stoichiometry is one of 3 listed endpoints on chemeq.openverbs.com, tied 1st by calls with 2 others among them.
stoichiometry takes 33% of the calls counted across chemeq.openverbs.com.
In the trailing 30 days: one call, one payer.
stoichiometry was last called 7 days before the snapshot.
Closest in price to stoichiometry within compute: aman network stats at amanchain-relay.gitajhd.workers.dev and datos estado cadena at colony.automatoncolony.xyz.
stoichiometry is priced above 30% of comparable listings in compute.
411 listed endpoints across 91 hosts pay to the same wallet.
The seller's tags on stoichiometry are moles to grams chemistry, compute target species, chemical yield from amount and stoichiometry api.
It disappeared from the registry on 2026-10-06 and returned on 2026-10-07.
The price of stoichiometry is declared by 147 other listings in compute too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.004 USDC | exact | 0xb3f4de…C2194A |
the checks, as of 2026-10-20 07:30 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 |
|---|---|---|---|
| 2026-10-20 07:30 UTC | pass | 1 | daily-2026-10-20 |
| 2026-10-19 05:39 UTC | pass | 1 | daily-2026-10-19 |
| 2026-10-18 07:55 UTC | pass | 1 | daily-2026-10-18 |
| 2026-10-17 17:54 UTC | pass | 1 | daily-2026-10-17 |
| 2026-10-16 04:09 UTC | pass | 1 | daily-2026-10-16 |
| 2026-10-15 05:42 UTC | pass | 1 | daily-2026-10-15 |
| 2026-10-14 04:08 UTC | pass | 1 | daily-2026-10-14 |
| 2026-10-13 08:32 UTC | pass | 1 | daily-2026-10-13 |
| 2026-10-12 05:52 UTC | pass | 1 | daily-2026-10-12 |
| 2026-10-11 04:14 UTC | pass | 1 | daily-2026-10-11 |
| 2026-10-10 09:28 UTC | pass | 1 | daily-2026-10-10 |
| 2026-10-09 04:16 UTC | pass | 1 | daily-2026-10-09 |
| 2026-10-08 05:51 UTC | pass | 1 | daily-2026-10-08 |
| 2026-10-07 06:06 UTC | pass | 1 | daily-2026-10-07 |
| 2026-10-06 05:56 UTC | pass | 1 | daily-2026-10-06 |
| 2026-10-05 05:34 UTC | pass | 1 | daily-2026-10-05 |
| 2026-10-04 08:40 UTC | pass | 1 | daily-2026-10-04 |
| 2026-10-03 04:03 UTC | pass | 1 | daily-2026-10-03 |
| 2026-10-02 13:12 UTC | pass | 1 | daily-2026-10-02 |
| 2026-10-01 06:28 UTC | pass | 1 | daily-2026-10-01 |
| 2026-09-30 05:46 UTC | pass | 1 | daily-2026-09-30 |
| 2026-09-29 18:06 UTC | pass | 1 | daily-2026-09-29 |
| 2026-09-28 03:59 UTC | pass | 1 | daily-2026-09-28 |
| 2026-09-25 19:42 UTC | pass | 1 | daily-2026-09-25 |
| 2026-09-23 05:24 UTC | pass | 1 | daily-2026-09-23 |
| 2026-09-22 05:33 UTC | pass | 1 | daily-2026-09-22 |
| 2026-09-21 05:57 UTC | pass | 1 | daily-2026-09-21 |
| 2026-09-20 18:36 UTC | pass | 1 | daily-2026-09-20 |
| 2026-09-19 03:58 UTC | pass | 1 | daily-2026-09-19 |
| 2026-09-18 08:51 UTC | pass | 1 | daily-2026-09-18 |
| 2026-09-17 03:58 UTC | pass | 1 | daily-2026-09-17 |
| 2026-09-16 03:58 UTC | pass | 1 | daily-2026-09-16 |
| 2026-09-15 03:57 UTC | pass | 1 | daily-2026-09-15 |
| 2026-09-14 03:56 UTC | pass | 1 | daily-2026-09-14 |
| 2026-09-13 03:56 UTC | pass | 1 | daily-2026-09-13 |
| 2026-09-12 06:11 UTC | pass | 1 | daily-2026-09-12 |
| 2026-09-11 09:35 UTC | pass | 1 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absent from Coinbase at this pull
- back in Coinbase
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-06 16:58 UTC · method · live
The input and output block
{
"input": {
"body": {
"given": {
"unit": "mol",
"amount": 2,
"species": "H2"
},
"target": "H2O",
"equation": "H2 + O2 -> H2O",
"targetUnit": "mol"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": null
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "stoichiometry on chemeq.openverbs.com", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/chemeq-openverbs-com-v1-stoichiometry-0e0dac/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-chemeq-openverbs-com-v1-stoichiometry-0e0dac-2026-10-13T14-08Z,
author = {TOLL},
title = {stoichiometry on chemeq.openverbs.com},
howpublished = {\url{https://tollindex.com/e/chemeq-openverbs-com-v1-stoichiometry-0e0dac/at/2026-10-13T14-08Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.