passlisted in Coinbase#3 by calls of 6 on this host
0.02 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
- 3
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-28 06:17 UTC
- First observed by TOLLderived
- 2026-09-18
- Pricederived
- 0.02 USDC
- Networks
- 1
How has the volume on this endpoint moved?
numberintel.dev serves attest preflight, a GET endpoint that TOLL places in identity, listed in the Coinbase registry.
Per call, attest preflight declares 0.02 USDC on Base.
The listing describes the request as the query parameter target.
attest preflight returns json; the example shows grade, quote, target, problems, reachable, http_status and 2 others.
attest preflight answered the sweep of 2026-10-02 with a valid 402, as at every sweep since 2026-09-19.
numberintel.dev lists 6 endpoints; attest preflight is tied 3rd by calls with 1 other.
attest preflight takes 19% of the calls counted across numberintel.dev.
Over 30 days: 3 calls, one payer.
attest preflight was last called 4 days before the snapshot.
Closest in price to attest preflight within identity: decide at agent402.tools and check at crosscheckapi.com.
Among comparable prices in identity, attest preflight sits above 72% of them.
Across identity, 1,872 endpoints carry counters and attest preflight out-counts 74% of them.
6 listed endpoints on one host pay to the same wallet.
The price of attest preflight is declared by 150 other listings in identity too.
the payment options, as of 2026-10-02 12:31 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.02 USDC | exact | 0x9A8dfB…5D5767 |
the checks, as of 2026-10-02 15:56 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-02 15:56 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 08:43 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 08:07 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 20:18 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 17:24 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-23 07:18 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 07:31 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 07:53 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-19 05:53 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-19 03:40 UTC | pass | 0 | new-after-daily-2026-09-18 |
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 2026-09-28 06:17 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"target": "https://api.example.com/v1/data"
}
},
"output": {
"type": "json",
"example": {
"grade": "quote_ok",
"quote": {
"usd": 0.01,
"payTo": "0x...",
"network": "eip155:8453"
},
"target": "https://api.example.com/v1/data",
"problems": [],
"reachable": true,
"http_status": 402,
"x402_version": 2,
"accepts_count": 1,
"base_mainnet_option": true,
"has_bazaar_extension": true
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-02 12:31 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "attest preflight on numberintel.dev", snapshot of 2026-10-02 12:31 UTC. https://tollindex.com/e/numberintel-dev-v1-attest-preflight-9f65c8/at/2026-10-02T12-31Z. Accessed [access date].
BibTeX
@misc{toll-e-numberintel-dev-v1-attest-preflight-9f65c8-2026-10-02T12-31Z,
author = {TOLL},
title = {attest preflight on numberintel.dev},
howpublished = {\url{https://tollindex.com/e/numberintel-dev-v1-attest-preflight-9f65c8/at/2026-10-02T12-31Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-02 12:31 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.