passlisted in Coinbase#3 by calls of 10 on this host
0.005 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
- 6
- Unique payers, trailing 30 days
- 3
- Last called
- 2026-10-08 06:13 UTC
- First observed by TOLLderived
- 2026-10-03
- Pricederived
- 0.005 USDC
- Networks
- 6
How has the volume on this endpoint moved?
check answers GET requests at x402-seller-pmlm.onrender.com; it is listed in the Coinbase registry and TOLL files it under search.
check is priced at 0.005 USDC on Base.
The listing describes the request as the query parameter url.
check accepts payment on Base, Polygon, Arbitrum, Solana and 2 others, 6 options in all, to 2 different wallets.
check returns json; the example shows note, fixes, grade, score, total, checks and 2 others.
The daily sweep got a valid payment challenge from check on 2026-10-14, as at every sweep since 2026-10-03.
x402-seller-pmlm.onrender.com lists 10 endpoints; check is tied 3rd by calls with 2 others.
It accounts for 11% of the calls counted across the host.
check drew 6 calls from 3 unique payers in the trailing 30 days.
The last call to check came 5 days before the snapshot, 2026-10-08.
Closest in price to check within search: web search at search.agent.s.brave.app and search at twitter.use.x402atlas.com.
check is priced above 24% of comparable listings in search.
Within search, 81% of endpoints with counters have fewer calls.
The wallet paid by check is the payee of 10 endpoints on one host.
For 1 of the options on check, TOLL has no verified decimals and shows the raw amount.
The seller's own tags are x402 endpoint check, validate x402 endpoint, x402 bazaar ranking and x402 listing audit.
The price of check is declared by 365 other listings in search too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x079471…904852 |
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x079471…904852 |
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x079471…904852 |
| Coinbase | solana: | USDC | 0.005 USDC | exact | 787RZwDG…DuqKeW |
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x079471…904852 |
| Coinbase | eip155: | USDC | 5000 smallest units, decimals unknown | exact | 0x079471…904852 |
the checks, as of 2026-10-14 08:32 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-14 08:32 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 13:24 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 10:49 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 09:29 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 17:38 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 10:51 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 12:26 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 11:40 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 12:21 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 10:56 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 13:46 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 21:52 UTC | pass | 0 | new-after-daily-2026-10-03 |
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 2026-10-08 06:13 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"url": "https://x402-seller-pmlm.onrender.com/report"
}
},
"output": {
"type": "json",
"example": {
"note": "One unpaid probe from this service plus Coinbase's own free validator probe; nothing is ever paid to the target. Bazaar rank = relevance (name, tags,…",
"fixes": [],
"grade": "A",
"score": 100,
"total": 22,
"checks": [
{
"id": "status_402",
"pass": true,
"detail": "HTTP 402 (unpaid probe must return 402)",
"severity": "required"
},
{
"id": "latency_under_1500ms",
"pass": true,
"detail": "79 ms",
"severity": "ranking"
},
{
"id": "service_name_set",
"pass": true,
"detail": "Research Brief with Citations",
"severity": "ranking"
},
{
"id": "tags_set",
"pass": true,
"detail": "5 tag(s): research brief, web research, summarize a topic, wikipedia summary, answer with sources",
"severity": "ranking"
},
{
"id": "bazaar_extension",
"pass": true,
"detail": "extensions.bazaar present",
"severity": "required"
},
{
"id": "output_example",
"pass": true,
"detail": "17 top-level fields in the output example",
"severity": "ranking"
},
{
"id": "example_matches_schema",
"pass": true,
"detail": "required output fields present in example",
"severity": "advisory"
},
{
"id": "cdp_validator",
"pass": true,
"detail": "Coinbase validator: valid=true, simulation=accepted",
"severity": "required"
}
],
"method": "GET",
"passed": 22,
"target": "https://x402-seller-pmlm.onrender.com/report",
"totalMs": 1423,
"networks": [
"eip155:8453",
"eip155:137",
"eip155:42161",
"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"eip155:43114",
"eip155:1329"
],
"checkedAt": "2026-10-06T07:03:04.512Z",
"indexable": true,
"latencyMs": 79,
"searchRanks": [
{
"of": 9,
"rank": 1,
"query": "Research Brief with Citations",
"leader": {
"calls30d": 8,
"resource": "https://x402-seller-pmlm.onrender.com/report",
"payers30d": 4
}
},
{
"of": 9,
"rank": 1,
"query": "research brief",
"leader": {
"calls30d": 8,
"resource": "https://x402-seller-pmlm.onrender.com/report",
"payers30d": 4
}
},
{
"of": 11,
"rank": null,
"query": "web research",
"leader": {
"calls30d": 2,
"resource": "https://market.datapackvibe.com/x402/demand-next-web-research-methods-researchers",
"payers30d": 2
}
}
],
"serviceName": "Research Brief with Citations",
"cdpValidator": {
"valid": true,
"indexed": true,
"simulation": "accepted",
"lastCrawledAt": "2026-10-06T05:32:45.591Z",
"failedAdvisory": [],
"failedRequired": []
},
"bazaarListing": {
"listed": true,
"calls30d": 8,
"indexedTags": [
"research brief",
"web research",
"summarize a topic",
"wikipedia summary",
"answer with sources"
],
"lastUpdated": "2026-10-06T05:32:44.958Z",
"lastCalledAt": "2026-10-06T05:32:44.371Z",
"metadataStale": [],
"uniquePayers30d": 4,
"indexedServiceName": "Research Brief with Citations"
},
"priceUsdIfUsdc": 0.01
}
}
}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, "check on x402-seller-pmlm.onrender.com", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/x402-seller-pmlm-onrender-com-check-b8f2d3/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-seller-pmlm-onrender-com-check-b8f2d3-2026-10-13T14-08Z,
author = {TOLL},
title = {check on x402-seller-pmlm.onrender.com},
howpublished = {\url{https://tollindex.com/e/x402-seller-pmlm-onrender-com-check-b8f2d3/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.