passlisted in Coinbase#35 by calls of 148 on this host
0.008 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
- 3
- Last called
- 2026-10-08 06:08 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.008 USDC
- Networks
- 1
How has the volume on this endpoint moved?
scholar oa is one of 148 listed endpoints on api.agentstools.dev, tied 35th by calls with 47 others among them.
scholar oa takes the query parameter doi.
The declared response carries found, is_oa, query, title, best_oa, sources and 1 other.
scholar oa drew 3 calls from 3 unique payers in the trailing 30 days, every call from a different payer.
scholar oa was last called 5 days before the snapshot.
Per call, scholar oa declares 0.008 USDC on Base.
api.agentstools.dev serves scholar oa, a GET endpoint that TOLL places in the "other" category, listed in the Coinbase registry.
scholar oa answered the sweep of 2026-10-21 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to scholar oa within the "other" category: merchants at www.x402scan.com and world cup get schedule at machina.pay.zeroclick.io.
scholar oa is priced above 54% of comparable listings in the "other" category.
scholar oa out-counts 46% of the 3,825 endpoints in the "other" category that carry counters.
The wallet paid by scholar oa is the payee of 364 endpoints across 2 hosts.
Seller tags: scholar, research, open-access and oa.
scholar oa dropped out of the registry at the pull of 2026-09-16 and was listed again on 2026-09-17.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.008 USDC | exact | 0xF22e55…DFf493 |
the checks, as of 2026-10-21 22:15 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-21 22:15 UTC | pass | 0 | daily-2026-10-21 |
| 2026-10-19 12:38 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-16 10:21 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 12:21 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 10:13 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 15:32 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 12:37 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 11:12 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 19:21 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 13:00 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 14:55 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 14:07 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 14:36 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 12:44 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 15:11 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 08:17 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 17:23 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 10:01 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 09:28 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 21:33 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-23 08:25 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 08:38 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 09:00 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-19 06:57 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-16 06:45 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 07:02 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:28 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:18 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 09:38 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:46 UTC | pass | 0 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absence from Coinbase confirmed, rule v1
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-08 06:08 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"doi": "10.1038/nature14539"
}
},
"output": {
"type": "json",
"example": {
"found": true,
"is_oa": true,
"query": {
"doi": "10.1038/nature14539"
},
"title": "Deep learning",
"best_oa": {
"is_oa": true,
"source": "unpaywall",
"license": "cc-by",
"pdf_url": "https://example.org/paper.pdf",
"version": "publishedVersion",
"host_type": "repository",
"landing_page": "https://example.org/paper"
},
"sources": {
"used": [
"unpaywall",
"openalex"
],
"partial": false
},
"attribution": [
"Data from Unpaywall (unpaywall.org)"
]
}
}
}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, "scholar oa on api.agentstools.dev", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/api-agentstools-dev-scholar-oa-f4638f/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-api-agentstools-dev-scholar-oa-f4638f-2026-10-13T14-08Z,
author = {TOLL},
title = {scholar oa on api.agentstools.dev},
howpublished = {\url{https://tollindex.com/e/api-agentstools-dev-scholar-oa-f4638f/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.