passlisted in Coinbase#2 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
- 10
- Unique payers, trailing 30 days
- 7
- Last called
- 2026-08-27 13:13 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.
Among the 14 endpoints on x402-echo-service.onrender.com, echo is 2nd by calls.
The request to echo is a json body with the field message.
The declared response carries echo, sha256 and timestamp.
echo drew 10 calls from 7 unique payers in the trailing 30 days.
The last call to echo came 19 days before the snapshot, 2026-08-27.
echo is priced at 0.001 USDC on Base.
8% of the host's counted calls go to it.
echo is a POST endpoint at x402-echo-service.onrender.com, listed in the Coinbase registry and filed by TOLL under identity.
echo answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to echo within identity: tokenized equities at x402.ottoai.services and btc fees at data.greeneris.io.
echo is the cheapest of 1,499 comparable listings in identity; none asks less.
echo out-counts 93% of the 1,491 endpoints in identity that carry counters.
The wallet paid by echo is the payee of 14 endpoints on one host.
Seller tags: x402, echo, protocol-conformance and security-research; seller label: "Infra".
Exactly this price appears on 136 other listings in identity.
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 | 0x9Cc774…bA77EE |
the checks, as of 2026-09-15 04:08 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 04:08 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 04:07 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:06 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 06:21 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 09:49 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 2026-08-27 13:13 UTC · method · live
The input and output block
{
"input": {
"body": {
"message": "hello world"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"echo": "hello world",
"sha256": "b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9",
"timestamp": "2026-08-18T12:00:00.000Z"
}
}
}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, "echo on x402-echo-service.onrender.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/x402-echo-service-onrender-com-echo-1e6582/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-echo-service-onrender-com-echo-1e6582-2026-09-15T16-57Z,
author = {TOLL},
title = {echo on x402-echo-service.onrender.com},
howpublished = {\url{https://tollindex.com/e/x402-echo-service-onrender-com-echo-1e6582/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.