passlisted in Coinbase#7 by calls of 8 on this host
0.003 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
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-05 16:44 UTC
- First observed by TOLLderived
- 2026-10-06
- Pricederived
- 0.003 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 22 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.
At modelmarket.dev, x402 check takes POST requests, is listed in the Coinbase registry, and falls under market data by TOLL's rules.
On Base, x402 check asks 0.003 USDC per call.
Its declared inputs are a json body with the fields network, signature and authorization.
x402 check returns json; the example shows result, status, receipt, service and capability_id.
x402 check answered the sweep of 2026-10-23 with a valid 402, as at every sweep since 2026-10-06.
Of modelmarket.dev's 8 listings, x402 check ranks tied 7th by calls with 1 other.
It accounts for 7% of the calls counted across the host.
x402 check drew 2 calls from one payer in the trailing 30 days.
The last call to x402 check came 8 days before the snapshot, 2026-10-05.
Closest in price to x402 check within market data: chain erc20 balance at api.onesource.io and perp funding at agent402.tools.
x402 check is priced above 13% of comparable listings in market data.
The wallet paid by x402 check is the payee of 8 endpoints on one host.
Seller tags: x402, usdc, eip-3009 and transferwithauthorization.
The price of x402 check is declared by 648 other listings in market data too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.003 USDC | exact | 0x1218ff…06Ad0a |
the checks, as of 2026-10-23 07:30 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-23 07:30 UTC | pass | 0 | daily-2026-10-23 |
| 2026-10-22 05:46 UTC | pass | 0 | daily-2026-10-22 |
| 2026-10-21 10:08 UTC | pass | 0 | daily-2026-10-21 |
| 2026-10-20 09:37 UTC | pass | 0 | daily-2026-10-20 |
| 2026-10-19 07:14 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-18 09:22 UTC | pass | 0 | daily-2026-10-18 |
| 2026-10-17 19:26 UTC | pass | 0 | daily-2026-10-17 |
| 2026-10-16 05:34 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 07:13 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 05:27 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 10:01 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 07:25 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 05:57 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 14:06 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 06:26 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 07:54 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 07:07 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 07:56 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-06 00:07 UTC | pass | 0 | new-after-daily-2026-10-05 |
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 2026-10-05 16:44 UTC · method · live
The input and output block
{
"input": {
"body": {
"network": "base",
"signature": "0xe0949d03ce604032721cf706d05897c9b5b34dbc0d3f4a76848724c1e20473330238f0dde1ea3cccffce4c1d1f5a6dfbfb0012ec42a9fd2165bc9723b14b56381b",
"authorization": {
"to": "0x1218ff36C5d2e3B6A565CdB1A8B1AcCFc606Ad0a",
"from": "0x9993C13EBBC4B98441E38585eA47fe17625f04f3",
"nonce": "0x52293a780cf1f48ea8a555187c01b15124c41cfef04114b44f3e5463ce8b30eb",
"value": "3000",
"validAfter": "0",
"validBefore": "1893456000"
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"result": {},
"status": "ok",
"receipt": {},
"service": "x402-check",
"capability_id": "x402.authorization.check@v1"
}
}
}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, "x402 check on modelmarket.dev", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/modelmarket-dev-x402-x402-check-42c64a/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-modelmarket-dev-x402-x402-check-42c64a-2026-10-13T14-08Z,
author = {TOLL},
title = {x402 check on modelmarket.dev},
howpublished = {\url{https://tollindex.com/e/modelmarket-dev-x402-x402-check-42c64a/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.