malformedlisted in Coinbase#4 by calls of 66 on this host
0.0025 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
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-09 23:14 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.0025 USDC
- Networks
- 3
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 29 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.
On 2026-09-15, util selector returned 402 but failed the required check has_bazaar_extension.
For util selector the failing check asks whether the body carries the Bazaar discovery extension.
At flat-rate-llm.kikoribera03.workers.dev, util selector takes GET requests, is listed in the Coinbase registry, and falls under the "other" category by TOLL's rules.
On Base, util selector asks 0.0025 USDC per call.
The request to util selector is the query parameter signature.
util selector accepts payment on Base, Polygon and Arbitrum, 3 options in all, all to one wallet.
A response from util selector, as declared, includes topic0 and selector.
Over 30 days: 2 calls, one payer.
The last call to util selector came 6 days before the snapshot, 2026-09-09.
flat-rate-llm.kikoribera03.workers.dev lists 66 endpoints; util selector is tied 4th by calls with 37 others.
2% of the host's counted calls go to it.
util selector is priced above 51% of comparable listings in the "other" category.
Closest in price to util selector within the "other" category: x402 test at sandbox.node4all.com and stats at uptime.cyberwarex.com.
The wallet paid by util selector is the payee of 66 endpoints on one host.
Seller tags: function selector, 4byte, topic0 and function signature.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.0025 USDC | exact | 0xc210Ea…B7e9Ff |
| Coinbase | eip155: | USDC | 0.0025 USDC | exact | 0xc210Ea…B7e9Ff |
| Coinbase | eip155: | USDC | 0.0025 USDC | exact | 0xc210Ea…B7e9Ff |
the checks, as of 2026-09-15 06:15 UTC · method · pinnableendpoint answered HTTP 402
has_bazaar_extension· the body carries the Bazaar discovery extension
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 06:15 UTC | malformed | 1 | daily-2026-09-15 |
| 2026-09-14 05:45 UTC | malformed | 1 | daily-2026-09-14 |
| 2026-09-13 05:39 UTC | malformed | 1 | daily-2026-09-13 |
| 2026-09-12 07:55 UTC | malformed | 1 | daily-2026-09-12 |
| 2026-09-11 11:50 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 2026-09-09 23:14 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"signature": "transfer(address,uint256)"
}
},
"output": {
"type": "json",
"example": {
"topic0": "0xa9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
"selector": "0xa9059cbb"
}
}
}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, "util selector on flat-rate-llm.kikoribera03.workers.dev", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/flat-rate-llm-kikoribera03-workers-dev-v1-util-selector-b25395/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-flat-rate-llm-kikoribera03-workers-dev-v1-util-selector-b25395-2026-09-15T21-20Z,
author = {TOLL},
title = {util selector on flat-rate-llm.kikoribera03.workers.dev},
howpublished = {\url{https://tollindex.com/e/flat-rate-llm-kikoribera03-workers-dev-v1-util-selector-b25395/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.