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
- 3
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-06 08:14 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 1 time across 33 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.
factorial answers POST requests at combinatorics.openverbs.com; it is listed in the Coinbase registry and TOLL files it under compute.
factorial is priced at 0.004 USDC on Base.
The request to factorial is a json body with the field n.
No output metadata is declared; that is an advisory gap, not breakage.
factorial answered the sweep of 2026-09-16 with a valid 402, as at every sweep since 2026-09-11.
factorial shares combinatorics.openverbs.com with 4 other listed endpoints and is tied 2nd by calls with 3 others.
factorial takes 19% of the calls counted across combinatorics.openverbs.com.
One payer accounts for all 3 calls to factorial over 30 days.
factorial was last called 11 days before the snapshot.
Closest in price to factorial within compute: datos estado cadena at automatoncolony.xyz and md at url2md-testnet.url2md.workers.dev.
factorial is priced above 24% of comparable listings in compute.
Within compute, 61% of endpoints with counters have fewer calls.
The wallet paid by factorial is the payee of 370 endpoints across 89 hosts.
The seller's tags on factorial are factorial api, compute factorial, n factorial and exact factorial.
Exactly this price appears on 25 other listings in compute.
the payment options, as of 2026-09-16 21:17 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.004 USDC | exact | 0xb3f4de…C2194A |
the checks, as of 2026-09-16 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 |
|---|---|---|---|
| 2026-09-16 04:15 UTC | pass | 1 | daily-2026-09-16 |
| 2026-09-15 04:13 UTC | pass | 1 | daily-2026-09-15 |
| 2026-09-14 04:11 UTC | pass | 1 | daily-2026-09-14 |
| 2026-09-13 04:10 UTC | pass | 1 | daily-2026-09-13 |
| 2026-09-12 06:26 UTC | pass | 1 | daily-2026-09-12 |
| 2026-09-11 09:54 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 2026-09-06 08:14 UTC · method · live
The input and output block
{
"input": {
"body": {
"n": "42"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": null
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-16 21:17 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "factorial on combinatorics.openverbs.com", snapshot of 2026-09-16 21:17 UTC. https://tollindex.com/e/combinatorics-openverbs-com-v1-factorial-25399e/at/2026-09-16T21-17Z. Accessed [access date].
BibTeX
@misc{toll-e-combinatorics-openverbs-com-v1-factorial-25399e-2026-09-16T21-17Z,
author = {TOLL},
title = {factorial on combinatorics.openverbs.com},
howpublished = {\url{https://tollindex.com/e/combinatorics-openverbs-com-v1-factorial-25399e/at/2026-09-16T21-17Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-16 21:17 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.