chain nonce derived
x402-echo-service.onrender.comMarket dataderived
POST https://x402-echo-service.onrender.com/chain/nonce
passlisted in Coinbase#8 by calls of 14 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
- 2026-08-30 15:24 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 29 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.
x402-echo-service.onrender.com lists 14 endpoints; chain nonce is tied 8th by calls with 6 others.
Its declared inputs are a json body with the field address.
chain nonce returns json; the example shows block, nonce and address.
In the trailing 30 days: one call, one payer.
chain nonce was last called 16 days before the snapshot.
A call to chain nonce costs 0.001 USDC on Base, as declared.
chain nonce, a POST endpoint on x402-echo-service.onrender.com, appears in the Coinbase registry; TOLL's taxonomy puts it in market data.
chain nonce answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to chain nonce within market data: recipient api offers at api.loyalspark.online and v6 1 quote at 3route.agents.bakingbad.dev.
chain nonce is the cheapest of 5,273 comparable listings in market data; none asks less.
The wallet paid by chain nonce is the payee of 14 endpoints on one host.
The seller's tags on chain nonce are nonce, transaction-count, base and onchain, and its label is "Infra".
The price of chain nonce is declared by 534 other listings in market data too.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x9Cc774…bA77EE |
the checks, as of 2026-09-15 06:44 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 06:44 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:13 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:04 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:21 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 13:40 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 2026-08-30 15:24 UTC · method · live
The input and output block
{
"input": {
"body": {
"address": "0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"block": "latest",
"nonce": 0,
"address": "0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 21:20 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "chain nonce on x402-echo-service.onrender.com", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/x402-echo-service-onrender-com-chain-nonce-dcd102/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-echo-service-onrender-com-chain-nonce-dcd102-2026-09-15T21-20Z,
author = {TOLL},
title = {chain nonce on x402-echo-service.onrender.com},
howpublished = {\url{https://tollindex.com/e/x402-echo-service-onrender-com-chain-nonce-dcd102/at/2026-09-15T21-20Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 21:20 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.