passlisted in Coinbase#3 by calls of 30 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
- 6
- Unique payers, trailing 30 days
- 2
- Last called
- 2026-08-28 20:27 UTC
- First observed by TOLLderived
- 2026-09-10
- 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 28 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.
With 30 endpoints listed on sovereign-x402-zeta.vercel.app, sequence catalan is tied 3rd by calls with 5 others.
Requests carry a json body with the field n.
sequence catalan declares json output without an example.
The registry's counters give sequence catalan 6 calls and 2 unique payers over 30 days, about 3 calls per payer.
sequence catalan was last called 18 days before the snapshot.
Per call, sequence catalan declares 0.001 USDC on Base.
4% of the host's counted calls go to it.
sovereign-x402-zeta.vercel.app serves sequence catalan, a POST endpoint that TOLL places in the "other" category, listed in the Coinbase registry.
sequence catalan answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to sequence catalan within the "other" category: useless fact at x402uselessfacts.vercel.app and life advice at x402lifeadvice.vercel.app.
sequence catalan is the cheapest of 2,780 comparable listings in the "other" category; none asks less.
sequence catalan out-counts 92% of the 2,777 endpoints in the "other" category that carry counters.
The wallet paid by sequence catalan is the payee of 30 endpoints on one host.
The price of sequence catalan is declared by 1,267 other listings in the "other" category too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x41595e…31Ad3C |
the checks, as of 2026-09-15 06:57 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 06:57 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:24 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:14 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:54 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:41 UTC | pass | 0 | 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 2026-08-28 20:27 UTC · method · live
The input and output block
{
"input": {
"body": {
"n": 10
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {}
}
}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, "sequence catalan on sovereign-x402-zeta.vercel.app", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/sovereign-x402-zeta-vercel-app-api-v1-sequence-catalan-ee9c36/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-sovereign-x402-zeta-vercel-app-api-v1-sequence-catalan-ee9c36-2026-09-15T16-57Z,
author = {TOLL},
title = {sequence catalan on sovereign-x402-zeta.vercel.app},
howpublished = {\url{https://tollindex.com/e/sovereign-x402-zeta-vercel-app-api-v1-sequence-catalan-ee9c36/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.