passlisted in Coinbase#18 by calls of 34 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-27 18:15 UTC
- First observed by TOLLderived
- 2026-09-27
- Pricederived
- 0.001 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 10 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's first observation of verify was 2026-09-27.
x402.agentindex.world serves verify, a POST endpoint that TOLL places in identity, listed in the Coinbase registry.
A call to verify costs 0.001 USDC on Base, as declared.
verify takes a json body with the fields claim and source.
The daily sweep got a valid payment challenge from verify on 2026-09-30, as at every sweep since 2026-09-28.
verify returns json; the example shows verdict, confidence, probability, x402_receipt and probabilities.
x402.agentindex.world lists 34 endpoints; verify is tied 18th by calls with 16 others.
Of the calls counted across x402.agentindex.world, verify takes 1%.
In the trailing 30 days: one call, one payer.
verify was last called 3 days before the snapshot.
Closest in price to verify within identity: human at human.twin3.ai and tokenized equities at x402.ottoai.services.
verify is the cheapest of 1,565 comparable listings in identity; none asks less.
The wallet paid by verify is the payee of 33 endpoints on one host.
The seller's tags on verify are verification.
The price of verify is declared by 128 other listings in identity 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 | 0xb3F32b…9BA69d |
the checks, as of 2026-09-30 09:00 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 09:00 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 21:05 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 03:23 UTC | pass | 0 | new-after-daily-2026-09-27 |
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 2026-09-27 18:15 UTC · method · live
The input and output block
{
"input": {
"body": {
"claim": "The Eiffel Tower is taller than the Statue of Liberty.",
"source": "The Eiffel Tower stands 330 meters tall including antennas, while the Statue of Liberty, including its pedestal, reaches about 93 meters."
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"verdict": "supported",
"confidence": 1,
"probability": 1,
"x402_receipt": {
"upstream": "verification",
"latency_ms": 390,
"model_served": "jev",
"price_paid_usdc": 0
},
"probabilities": {
"supported": 1,
"contradicted": 0,
"not_enough_info": 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, "verify on x402.agentindex.world", snapshot of 2026-09-30 22:14 UTC. https://tollindex.com/e/x402-agentindex-world-verify-d4d183/at/2026-09-30T22-14Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-agentindex-world-verify-d4d183-2026-09-30T22-14Z,
author = {TOLL},
title = {verify on x402.agentindex.world},
howpublished = {\url{https://tollindex.com/e/x402-agentindex-world-verify-d4d183/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.