passlisted in Coinbasecounted above 72% of Identity
0.01 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
- 4
- Unique payers, trailing 30 days
- 4
- Last called
- 2026-10-13 05:18 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 USDC
- Networks
- 1
How has the volume on this endpoint moved?
TOLL files check under identity: a POST endpoint on sendcheck-x402.pennyforge.workers.dev, listed in the Coinbase registry.
On Base, check asks 0.01 USDC per call.
The request to check is a json body with the fields chain and address.
A response from check, as declared, includes meta, chain, report, address, verdict and checksum.
The sweep of 2026-10-21 found it reachable with a valid 402 response, as at every sweep since 2026-09-11.
check is the only listed endpoint on sendcheck-x402.pennyforge.workers.dev.
Over 30 days: 4 calls, 4 payers, every call from a different payer.
check was last called on the day of the snapshot.
Closest in price to check within identity: br pix parse at api.losbeto.xyz and verify job at livecheck.fly.dev.
34% of the 2,153 comparable listings in identity are cheaper.
check out-counts 72% of the 2,150 endpoints in identity that carry counters.
The wallet paid by check is the payee of 4 endpoints across 3 hosts.
The seller's tags on check are evm, crypto, security and usdc.
The price of check is declared by 707 other listings in identity too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0x9504A5…6c485D |
the checks, as of 2026-10-21 20:13 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 20:13 UTC | pass | 0 | daily-2026-10-21 |
| 2026-10-19 10:41 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-18 18:48 UTC | pass | 0 | daily-2026-10-18 |
| 2026-10-16 08:33 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 10:28 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 08:20 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 13:13 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 10:37 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 09:15 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 17:27 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 10:35 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 12:09 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 11:26 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 12:07 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 10:44 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 13:36 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 07:05 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 16:15 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 09:01 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 08:26 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 20:35 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-23 07:33 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 07:46 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 08:08 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-19 06:07 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-18 14:52 UTC | pass | 0 | daily-2026-09-18 |
| 2026-09-17 05:59 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 05:58 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 06:15 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:45 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:39 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:55 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:50 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 2026-10-13 05:18 UTC · method · live
The input and output block
{
"input": {
"body": {
"chain": "base",
"address": "0x9504A5939AB5be2B2B1F8beA7D7ebeCcd96c485D"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"meta": {
"ms": 912,
"service": "sendcheck",
"version": "1.8.1"
},
"chain": {
"name": "Base",
"usdc": "30.23",
"usdt": "0.00",
"block": 50804109,
"chain": 8453,
"native": "0.0026",
"reachable": true,
"usdcUnits": "30230079",
"usdtUnits": "0",
"isContract": false,
"outgoingTxs": 3
},
"report": "SendCheck pre-send verification …",
"address": "0x9504A5939AB5be2B2B1F8beA7D7ebeCcd96c485D",
"verdict": {
"gas": "0.00000039 ETH",
"next": "Verify the recipient out-of-band before sending.",
"level": "caution",
"reasons": [
"…"
],
"headline": "Live wallet with recent activity.",
"tokenMismatch": null
},
"checksum": {
"status": "valid",
"message": "Valid EIP-55 checksum address."
}
}
}
}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 sendcheck-x402.pennyforge.workers.dev", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/sendcheck-x402-pennyforge-workers-dev-check-b258ad/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-sendcheck-x402-pennyforge-workers-dev-check-b258ad-2026-10-13T14-08Z,
author = {TOLL},
title = {check on sendcheck-x402.pennyforge.workers.dev},
howpublished = {\url{https://tollindex.com/e/sendcheck-x402-pennyforge-workers-dev-check-b258ad/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.