passlisted in Coinbasefirst observed 2026-09-15
0.05 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
- —
- Unique payers, trailing 30 days
- —
- Last called
- 2026-09-15 16:14 UTC
- First observed by TOLLderived
- 2026-09-15
- Pricederived
- 0.05 USDC
- Networks
- 1
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume, because there is nothing to draw: the registry that lists it publishes no usage counters, so TOLL has never observed a call count for it and does not estimate one. Everything else on this page is measured as usual, and the listing is complete as the registry publishes it.
TOLL's first observation of attest training was 2026-09-15.
At fractalai.net.co, attest training takes POST requests, is listed in the Coinbase registry, and falls under identity by TOLL's rules.
On Base, attest training asks 0.05 USDC per call.
The request to attest training is a json body with the fields model_id and dataset_hash.
attest training answered the sweep of 2026-09-15 with a valid 402.
The declared response carries algorithm, signature and manifest_id.
attest training accepts payment on Base, 2 options in all, all to one wallet.
With 8 endpoints listed on fractalai.net.co, attest training is one without counters.
On this snapshot the call counter for attest training is absent while the last-call timestamp reads 2026-09-15; absent is not zero.
Closest in price to attest training within identity: leads contacts at api.gocreativeai.com and attest at agent402.tools.
attest training is priced above 80% of comparable listings in identity.
Its payee wallet receives for 8 listed endpoints on one host.
The seller's tags on attest training are training, c2pa, provenance and ai-model.
78 other listings in identity declare exactly the same price.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.05 USDC | exact | 0xC13789…39ef4f |
| Coinbase | eip155: | USDC | 0.05 USDC | exact | 0xC13789…39ef4f |
the checks, as of 2026-09-15 16:59 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
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 16:14 UTC · method · live
The input and output block
{
"input": {
"body": {
"model_id": "fane-1",
"dataset_hash": "sha256hex"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"algorithm": "ml-dsa-65",
"signature": "BASE64",
"manifest_id": "…"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 16:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "attest training on fractalai.net.co", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/fractalai-net-co-api-x402-attest-training-31bf08/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-fractalai-net-co-api-x402-attest-training-31bf08-2026-09-15T16-57Z,
author = {TOLL},
title = {attest training on fractalai.net.co},
howpublished = {\url{https://tollindex.com/e/fractalai-net-co-api-x402-attest-training-31bf08/at/2026-09-15T16-57Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 16:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.