legacy v1listed in Coinbasecounted above 60% of Other
0.005 USDC
per call, as the listing declares it on eip155:
- Validation state
- legacy v1
- Uptime, 7 / 30 / 90 days
- 0% / 0% / 0%
- Calls, trailing 30 days
- 3
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-27 09:55 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.005 USDC
- Networks
- 1
How has the volume on this endpoint moved?
The sweep of 2026-10-30 found it on x402 v1.
At x402-ai-starter.vercel.app, add takes POST requests, is listed in the Coinbase registry, and falls under the "other" category by TOLL's rules.
add is priced at 0.005 USDC on Base Sepolia.
Its declared input names no parameters.
add declares nothing about its output; validate flags that as advisory, not a verdict.
Over 30 days: 3 calls, one payer.
add was last called 6 days before the snapshot.
No other listing shares its host.
add is priced above 37% of comparable listings in the "other" category.
Closest in price to add within the "other" category: ping at www.api-xpay.com and taint check at agent.pocket.network.
The payee wallet of add appears on no other listing.
Within the "other" category, 60% of endpoints with counters have fewer calls.
add dropped out of the registry at the pull of 2026-09-25 and was listed again on 2026-09-26.
The price of add is declared by 417 other listings in the "other" category too.
the payment options, as of 2026-11-01 21:59 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x78397B…16A218 |
the checks, as of 2026-10-30 11:20 UTC · method · pinnableendpoint answered HTTP 402
x402_version· the body declares x402 version 2
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-30 11:20 UTC | legacy v1 | 1 | daily-2026-10-30 |
| 2026-10-29 10:57 UTC | legacy v1 | 1 | daily-2026-10-29 |
| 2026-10-28 11:22 UTC | legacy v1 | 1 | daily-2026-10-28 |
| 2026-10-27 10:58 UTC | legacy v1 | 1 | daily-2026-10-27 |
| 2026-10-23 11:26 UTC | legacy v1 | 1 | daily-2026-10-23 |
| 2026-10-21 20:58 UTC | legacy v1 | 1 | daily-2026-10-21 |
| 2026-10-19 11:11 UTC | legacy v1 | 1 | daily-2026-10-19 |
| 2026-10-16 08:59 UTC | legacy v1 | 1 | daily-2026-10-16 |
| 2026-10-15 10:56 UTC | legacy v1 | 1 | daily-2026-10-15 |
| 2026-10-14 08:46 UTC | legacy v1 | 1 | daily-2026-10-14 |
| 2026-10-13 13:39 UTC | legacy v1 | 1 | daily-2026-10-13 |
| 2026-10-12 11:04 UTC | legacy v1 | 1 | daily-2026-10-12 |
| 2026-10-11 09:44 UTC | legacy v1 | 1 | daily-2026-10-11 |
| 2026-10-10 17:54 UTC | legacy v1 | 1 | daily-2026-10-10 |
| 2026-10-09 11:09 UTC | legacy v1 | 1 | daily-2026-10-09 |
| 2026-10-08 12:44 UTC | legacy v1 | 1 | daily-2026-10-08 |
| 2026-10-07 12:01 UTC | legacy v1 | 1 | daily-2026-10-07 |
| 2026-10-06 12:41 UTC | legacy v1 | 1 | daily-2026-10-06 |
| 2026-10-05 11:14 UTC | legacy v1 | 1 | daily-2026-10-05 |
| 2026-10-04 13:58 UTC | legacy v1 | 1 | daily-2026-10-04 |
| 2026-10-03 07:23 UTC | legacy v1 | 1 | daily-2026-10-03 |
| 2026-10-02 16:32 UTC | fail | 1 | daily-2026-10-02 |
| 2026-10-01 09:15 UTC | legacy v1 | 1 | daily-2026-10-01 |
| 2026-09-30 08:43 UTC | legacy v1 | 1 | daily-2026-09-30 |
| 2026-09-29 20:49 UTC | legacy v1 | 1 | daily-2026-09-29 |
| 2026-09-23 07:45 UTC | legacy v1 | 1 | daily-2026-09-23 |
| 2026-09-22 07:59 UTC | legacy v1 | 1 | daily-2026-09-22 |
| 2026-09-21 08:21 UTC | legacy v1 | 1 | daily-2026-09-21 |
| 2026-09-19 06:20 UTC | fail | 1 | daily-2026-09-19 |
| 2026-09-17 06:11 UTC | legacy v1 | 1 | daily-2026-09-17 |
| 2026-09-16 06:09 UTC | legacy v1 | 1 | daily-2026-09-16 |
| 2026-09-15 06:26 UTC | fail | 1 | daily-2026-09-15 |
| 2026-09-14 05:56 UTC | legacy v1 | 1 | daily-2026-09-14 |
| 2026-09-13 05:48 UTC | legacy v1 | 1 | daily-2026-09-13 |
| 2026-09-12 08:05 UTC | legacy v1 | 1 | daily-2026-09-12 |
| 2026-09-11 12:03 UTC | legacy v1 | 1 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absent from Coinbase at this pull
- 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 2026-10-27 09:55 UTC · method · live
The input and output block
{
"input": {
"body": {},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": null
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-11-01 21:59 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "add on x402-ai-starter.vercel.app", snapshot of 2026-11-01 21:59 UTC. https://tollindex.com/e/x402-ai-starter-vercel-app-api-add-c1ac27/at/2026-11-01T21-59Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-ai-starter-vercel-app-api-add-c1ac27-2026-11-01T21-59Z,
author = {TOLL},
title = {add on x402-ai-starter.vercel.app},
howpublished = {\url{https://tollindex.com/e/x402-ai-starter-vercel-app-api-add-c1ac27/at/2026-11-01T21-59Z}},
year = {2026},
month = {11},
note = {Pinned view of the snapshot of 2026-11-01 21:59 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.