TOLL

What software pays for, recorded every six hours.

Snapshot
2026-09-15 16:57 UTC
Sweep
daily-2026-09-15 · finished 2026-09-15 07:10 UTC
Listed
16,167

scholar paper derived

api.agentstools.devSearchderived

GET https://api.agentstools.dev/scholar/paper

passlisted in Coinbase#62 by calls of 342 on this host

0.02 USDC

per call, as the listing declares it on eip155:8453

Compare with anotherEvery figure as JSONCite this page

the price, as of 2026-09-15 16:57 UTC · method · pinnable

Validation state
pass
as of 2026-09-15 07:08 UTC · method · pinnable · sweep daily-2026-09-15
Uptime, 7 / 30 / 90 days
100% / 100% / 100%
as of 2026-09-15 07:08 UTC · method · pinnable · 5 of 5 in 7d, 5 of 5 in 30d, 5 of 5 in 90d
Calls, trailing 30 days
1
as of 2026-09-15 16:57 UTC · method · pinnable
Unique payers, trailing 30 days
1
as of 2026-09-15 16:57 UTC · method · pinnable
Last called
2026-08-17 09:42 UTC
as of 2026-09-15 16:57 UTC · method · pinnable
First observed by TOLLderived
2026-09-10
as of 2026-09-10 19:08 UTC · method · pinnable · observation began 10 September 2026; listings that predate it show that date
Pricederived
0.02 USDC
as of 2026-09-15 16:57 UTC · method · pinnable · on eip155:8453
Networks
5
as of 2026-09-15 16:57 UTC · method · pinnable

Counters

28 observations, 1 of them a change, fewer than the 3 a trace needs

How big is this endpoint among the ones like it?

1 call100,000this endpoint
Calls counted in the trailing thirty days across the 1,632 endpoints in Search that carry counters, binned on a logarithmic scale because the range runs over five orders of magnitude. The marked bin is this endpoint, at 1: 980 in the category are counted higher and 651 lower.

No trace is drawn of this endpoint’s own volume. Its counters have changed 1 time 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.

In words

api.agentstools.dev lists 342 endpoints; scholar paper is tied 62nd by calls with 280 others.

Its declared inputs are the query parameter doi.

A response from scholar paper, as declared, includes ids, type, year, found, query, title and 2 others.

scholar paper drew a single call from a single payer in the trailing 30 days.

The last call to scholar paper came 29 days before the snapshot, 2026-08-17.

A call to scholar paper costs 0.02 USDC on Base, as declared.

scholar paper accepts payment on Base, Polygon, Arbitrum, World Chain and 1 other, 5 options in all, to 2 different wallets.

scholar paper, a GET endpoint on api.agentstools.dev, appears in the Coinbase registry; TOLL's taxonomy puts it in search.

scholar paper answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.

Closest in price to scholar paper within search: search at agent402.tools and news at x402stock.xyz.

scholar paper is priced above 62% of comparable listings in search.

For 1 of the options on scholar paper, TOLL has no verified decimals and shows the raw amount.

The wallet paid by scholar paper is the payee of 344 endpoints across 2 hosts.

The seller's own tags are scholar, research, paper and doi.

The price of scholar paper is declared by 167 other listings in search too.

Payment options as declared

the payment options, as of 2026-09-15 16:57 UTC · method · pinnable

Every payment option declared on this listing
registrynetworkassetamountschemepay to
Coinbaseeip155:8453USDC0.02 USDCexact0xF22e55…DFf493
Coinbaseeip155:137USDC0.02 USDCexact0xF22e55…DFf493
Coinbaseeip155:42161USDC0.02 USDCexact0xF22e55…DFf493
Coinbaseeip155:480USDC20000 smallest units, decimals unknownexact0xF22e55…DFf493
Coinbasesolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpUSDC0.02 USDCexactAytHnvc6…cZ8R1u

Preflight checks at the last sweep

the checks, as of 2026-09-15 07:08 UTC · method · pinnableendpoint answered HTTP 402

No named check failed.

Validation history, 90 days

Every sweep that observed this endpoint, newest first.

Validation observations over the last 90 days
observed, UTCstatefailed checkssweep
2026-09-15 07:08 UTCpass0daily-2026-09-15
2026-09-14 06:34 UTCpass0daily-2026-09-14
2026-09-13 06:23 UTCpass0daily-2026-09-13
2026-09-12 13:57 UTCpass0daily-2026-09-12
2026-09-11 14:54 UTCpass0daily-2026-09-11

Registry presence

Presence in a registry, not liveness of the service (method). Newest first.

  1. listed in Coinbase

Declared input and output, as listed

From the registry record, not validated by TOLL.the declared schema, as of 2026-08-17 09:42 UTC · method · live

The input and output block
{
  "input": {
    "type": "http",
    "method": "GET",
    "queryParams": {
      "doi": "10.1038/nature14539"
    }
  },
  "output": {
    "type": "json",
    "example": {
      "ids": {
        "doi": "10.1038/nature14539",
        "pmid": "26017442",
        "openalex": "W2743563197"
      },
      "type": "article",
      "year": 2015,
      "found": true,
      "query": {
        "type": "doi",
        "value": "10.1038/nature14539"
      },
      "title": "Deep learning",
      "venue": {
        "issn": "0028-0836",
        "name": "Nature"
      },
      "counts": {
        "cited_by": {
          "crossref": 58000,
          "openalex": 60000
        },
        "influential_citations": 4200
      },
      "authors": [
        {
          "name": "Yann LeCun",
          "orcid": "0000-0002-1825-0097",
          "affiliations": []
        }
      ],
      "sources": {
        "used": [
          "openalex",
          "crossref",
          "unpaywall"
        ],
        "partial": false
      },
      "provenance": {
        "title": "openalex",
        "id.doi": "openalex",
        "open_access": "unpaywall"
      },
      "attribution": [
        "OpenAlex (openalex.org), CC0"
      ],
      "open_access": {
        "is_oa": true,
        "license": "cc-by",
        "pdf_url": "https://example.org/paper.pdf",
        "version": "publishedVersion"
      }
    }
  }
}
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, "scholar paper on api.agentstools.dev", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/api-agentstools-dev-scholar-paper-fde14e/at/2026-09-15T16-57Z. Accessed [access date].

BibTeX

@misc{toll-e-api-agentstools-dev-scholar-paper-fde14e-2026-09-15T16-57Z,
  author = {TOLL},
  title = {scholar paper on api.agentstools.dev},
  howpublished = {\url{https://tollindex.com/e/api-agentstools-dev-scholar-paper-fde14e/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].}
}

Reports and replies about this endpoint

None yet. Anything submitted through the form below is published here with its outcome.

Report an error about scholar paper, or reply as the named seller

No account, no token. Published unedited with its outcome, upheld or not. Do not include personal data.

Kind

Published as typed. Optional.

10 to 4,000 characters.

Verify with the payee wallet (optional, EVM)

Sign this message with the wallet named on the page and paste the signature; it is checked, stored, never published. TOLL reply about endpoint fde14e281f38d9dbecaecad891066ea2cff1ed27b365a32c93ed6034eb295f8e from wallet 0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493

The 0x address named as payee on this page, 42 characters.

The hex signature of the message above, starting 0x.