coinflip derived
coinflip402.vercel.appRandomnessderived
GET https://coinflip402.vercel.app/api/coinflip
malformedlisted in Coinbasecounted above 99% of Randomness
0.001 USDC
per call, as the listing declares it on eip155:
- Validation state
- malformed
- Uptime, 7 / 30 / 90 days
- 0% / 0% / 0%
- Calls, trailing 30 days
- 155
- Unique payers, trailing 30 days
- 71
- Last called
- 2026-09-15 02:40 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.001 USDC
- Networks
- 1
How has the volume on this endpoint moved?
The sweep of 2026-09-15 got a payment challenge that did not pass the required check bazaar.routeTemplate.matches_resource.
For coinflip the failing check asks whether the declared route template matches the resource path.
coinflip is a GET endpoint at coinflip402.vercel.app, listed in the Coinbase registry and filed by TOLL under randomness.
On Base, coinflip asks 0.001 USDC per call.
Its declared input names no parameters.
The declared response carries result, message and timestamp.
coinflip drew 155 calls from 71 unique payers in the trailing 30 days.
The last call to coinflip came 1 day before the snapshot, 2026-09-15.
No other listing shares its host.
coinflip is the cheapest of 175 comparable listings in randomness; none asks less.
Closest in price to coinflip within randomness: fortune at ladyfortunalx402.vercel.app and random fact at randomfactsx402.vercel.app.
The payee wallet of coinflip appears on no other listing.
coinflip out-counts 99% of the 174 endpoints in randomness that carry counters.
The seller's tags on coinflip are game, random and fun.
72 other listings in randomness declare exactly the same price.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0xb8c578…3CD67f |
the checks, as of 2026-09-15 05:29 UTC · method · pinnableendpoint answered HTTP 402
bazaar.routeTemplate.matches_resource· the declared route template matches the resource path
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 05:29 UTC | malformed | 1 | daily-2026-09-15 |
| 2026-09-14 05:03 UTC | malformed | 1 | daily-2026-09-14 |
| 2026-09-13 04:59 UTC | malformed | 1 | daily-2026-09-13 |
| 2026-09-12 07:15 UTC | malformed | 1 | daily-2026-09-12 |
| 2026-09-11 10:56 UTC | malformed | 1 | 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 2026-09-15 02:40 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"pathParams": {},
"queryParams": {}
},
"output": {
"type": "json",
"example": {
"result": "heads",
"message": "You flipped a coin and got heads!",
"timestamp": "2026-09-15T02:40:17.190Z"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 21:20 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "coinflip on coinflip402.vercel.app", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/coinflip402-vercel-app-api-coinflip-716320/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-coinflip402-vercel-app-api-coinflip-716320-2026-09-15T21-20Z,
author = {TOLL},
title = {coinflip on coinflip402.vercel.app},
howpublished = {\url{https://tollindex.com/e/coinflip402-vercel-app-api-coinflip-716320/at/2026-09-15T21-20Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 21:20 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.