passlisted in Coinbase#1 by calls of 5 on this host
0.5 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
- 2026-09-01 14:05 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.5 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 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.
citation check, a GET endpoint on mudko.com, appears in the Coinbase registry; TOLL's taxonomy puts it in inference.
Per call, citation check declares 0.5 USDC on Base.
Requests carry the query parameters domain and vertical.
A response from citation check, as declared, includes paid, domain, providers, citation_rate and agent_card_discovered.
citation check answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Of mudko.com's 5 listings, citation check ranks tied 1st by calls with 4 others.
20% of the host's counted calls go to it.
citation check drew a single call from a single payer in the trailing 30 days.
The last call to citation check came 14 days before the snapshot, 2026-09-01.
Closest in price to citation check within inference: summary latest at api.stocktrends.com and generate at imagegen.coinopai.com.
citation check is near the top of prices in inference; 97% of comparable listings are cheaper.
The wallet paid by citation check is the payee of 8 endpoints across 2 hosts.
The seller's own tags are ai-citations, aeo, geo and brand-monitoring.
The price of citation check is declared by 24 other listings in inference too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.5 USDC | exact | 0x535981…bcf7de |
the checks, as of 2026-09-15 06:07 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 06:07 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:38 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:32 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:48 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:40 UTC | pass | 0 | 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 2026-09-01 14:05 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"domain": "example.com (string, required - bare domain to check)",
"vertical": "healthcare_practice (string, optional - vertical id)"
}
},
"output": {
"type": "json",
"example": {
"paid": true,
"domain": "example.com",
"providers": [
{
"probes": 2,
"provider": "openai",
"citations": 1,
"avg_position": 3
}
],
"citation_rate": 0.25,
"agent_card_discovered": false
}
}
}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, "citation check on mudko.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/mudko-com-api-x402-citation-check-a6256f/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-mudko-com-api-x402-citation-check-a6256f-2026-09-15T16-57Z,
author = {TOLL},
title = {citation check on mudko.com},
howpublished = {\url{https://tollindex.com/e/mudko-com-api-x402-citation-check-a6256f/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].}
}None yet. Anything submitted through the form below is published here with its outcome.