passlisted in Coinbase#1 by calls of 3 on this host
0.1 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-14 20:19 UTC
- First observed by TOLLderived
- 2026-09-14
- Pricederived
- 0.1 USDC
- Networks
- 1
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 78 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.
check answer is a POST endpoint at claim-grounding.prospectintel.workers.dev, listed in the Coinbase registry and filed by TOLL under inference.
check answer is priced at 0.1 USDC on Base.
Requests carry a json body with the fields claim and answer.
check answer returns json; the example shows verdict.
On 2026-10-07 it returned a valid 402 challenge, as at every sweep since 2026-09-14.
check answer is one of 3 listed endpoints on claim-grounding.prospectintel.workers.dev, tied 1st by calls with 2 others among them.
check answer takes 33% of the calls counted across claim-grounding.prospectintel.workers.dev.
In the trailing 30 days: one call, one payer.
check answer was last called 22 days before the snapshot.
Closest in price to check answer within inference: agent call at api.losbeto.xyz and llm pro at agent402.tools.
check answer is near the top of prices in inference; 98% of comparable listings are cheaper.
The wallet paid by check answer is the payee of 5 endpoints across 2 hosts.
It disappeared from the registry on 2026-09-30 and returned on 2026-09-30.
The price of check answer is declared by 126 other listings in inference too.
the payment options, as of 2026-10-07 05:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.1 USDC | exact | 0x485FfC…29e25b |
the checks, as of 2026-10-07 06:56 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-07 06:56 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 07:44 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 07:11 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 09:53 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 04:54 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 14:08 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 07:12 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 06:29 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 18:49 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 05:35 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-25 20:22 UTC | pass | 0 | daily-2026-09-25 |
| 2026-09-23 06:01 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 06:11 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 06:34 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-20 19:13 UTC | pass | 0 | daily-2026-09-20 |
| 2026-09-19 04:34 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-18 10:26 UTC | pass | 0 | daily-2026-09-18 |
| 2026-09-17 04:32 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 04:33 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 04:30 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 21:50 UTC | pass | 0 | new-2026-09-14T21-49-38-378Z |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-09-14 20:19 UTC · method · live
The input and output block
{
"input": {
"body": {
"claim": "Paris is the capital of France",
"answer": "Paris is the capital of France"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"verdict": "supported"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-07 05:57 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 answer on claim-grounding.prospectintel.workers.dev", snapshot of 2026-10-07 05:57 UTC. https://tollindex.com/e/claim-grounding-prospectintel-workers-dev-v1-check-answer-3db0c7/at/2026-10-07T05-57Z. Accessed [access date].
BibTeX
@misc{toll-e-claim-grounding-prospectintel-workers-dev-v1-check-answer-3db0c7-2026-10-07T05-57Z,
author = {TOLL},
title = {check answer on claim-grounding.prospectintel.workers.dev},
howpublished = {\url{https://tollindex.com/e/claim-grounding-prospectintel-workers-dev-v1-check-answer-3db0c7/at/2026-10-07T05-57Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-07 05:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.