preflight derived
x402-doctor.fizzl.euMarket dataderived
GET https://x402-doctor.fizzl.eu/api/v1/preflight
passlisted in Coinbase#1 by calls of 4 on this host
0.001 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
- 5
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-29 12:07 UTC
- First observed by TOLLderived
- 2026-09-28
- Pricederived
- 0.001 USDC
- Networks
- 2
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 2 times across 7 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.
TOLL first observed it on 2026-09-28.
At x402-doctor.fizzl.eu, preflight takes GET requests, is listed in the Coinbase registry, and falls under market data by TOLL's rules.
Per call, preflight declares 0.001 USDC on Base.
preflight takes the query parameters url and max_usd.
The daily sweep got a valid payment challenge from preflight on 2026-09-30, as at every sweep since 2026-09-28.
preflight returns json; the example shows url, cached, method, options, reasons, signals and 2 others.
For preflight the listing declares 2 accepts on Base and Solana, to 2 different wallets.
Of x402-doctor.fizzl.eu's 4 listings, preflight ranks 1st by calls.
preflight takes 50% of the calls counted across x402-doctor.fizzl.eu.
One payer accounts for all 5 calls to preflight over 30 days.
The most recent call was 1 day before the snapshot.
Closest in price to preflight within market data: send token at topagentx402.vercel.app and crypto news at x402.ottoai.services.
preflight is among the cheapest in market data; 0% of comparable listings ask less.
The wallet paid by preflight is the payee of 22 endpoints across 8 hosts.
Seller tags: x402, payments, safety and pre-payment.
The price of preflight is declared by 615 other listings in market data too.
the payment options, as of 2026-09-30 22:14 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x6B0F46…175F25 |
| Coinbase | solana: | USDC | 0.001 USDC | exact | ATWJ82T8…maJBH9 |
the checks, as of 2026-09-30 08:57 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-30 08:57 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 21:02 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 16:49 UTC | pass | 0 | new-after-daily-2026-09-28 |
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 2026-09-29 12:07 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT",
"max_usd": "0.05"
}
},
"output": {
"type": "json",
"example": {
"url": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT",
"cached": false,
"method": "GET",
"options": [
{
"usd": 0.02,
"index": 0,
"amount": "20000",
"pay_to": "0x6B0F4651eD42893ab58139938175E4a69f175F25",
"network": "eip155:8453",
"payable": true,
"problems": [],
"asset_symbol": "USDC",
"network_name": "Base"
}
],
"reasons": [],
"signals": {
"https": true,
"advertised_price_usd": 0.02,
"listed_in_cdp_bazaar": false
},
"summary": "OK to pay: $0.02 on Base.",
"verdict": "go",
"checked_at": "2026-09-23T17:00:00.000Z",
"safe_to_pay": true,
"recommended_option": 0
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-30 22:14 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "preflight on x402-doctor.fizzl.eu", snapshot of 2026-09-30 22:14 UTC. https://tollindex.com/e/x402-doctor-fizzl-eu-api-v1-preflight-d0d87b/at/2026-09-30T22-14Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-doctor-fizzl-eu-api-v1-preflight-d0d87b-2026-09-30T22-14Z,
author = {TOLL},
title = {preflight on x402-doctor.fizzl.eu},
howpublished = {\url{https://tollindex.com/e/x402-doctor-fizzl-eu-api-v1-preflight-d0d87b/at/2026-09-30T22-14Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-30 22:14 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.