faillisted in Coinbase#13 by calls of 62 on this host
0.005 USDC
per call, as the listing declares it on eip155:
- Validation state
- fail
- Uptime, 7 / 30 / 90 days
- 83% / 71% / 71%
- Calls, trailing 30 days
- 3
- Unique payers, trailing 30 days
- 2
- Last called
- 2026-10-01 03:00 UTC
- First observed by TOLLderived
- 2026-09-23
- Pricederived
- 0.005 USDC
- Networks
- 2
How has the volume on this endpoint moved?
The sweep of 2026-10-03 found chain block answering HTTP 200 instead of a payment challenge.
At api.x-402.online, chain block takes POST requests, is listed in the Coinbase registry, and falls under market data by TOLL's rules.
On Base, chain block asks 0.005 USDC per call.
The listing declares an input block with no named parameters.
chain block accepts payment on Base and Solana, 2 options in all, to 2 different wallets.
A response from chain block, as declared, includes chain, age_seconds, block_number, transactions, base_fee_gwei and timestamp_iso.
chain block drew 3 calls from 2 unique payers in the trailing 30 days.
The last call to chain block came 2 days before the snapshot, 2026-10-01.
api.x-402.online lists 62 endpoints; chain block is tied 13th by calls with 16 others.
2% of the host's counted calls go to it.
chain block is priced above 23% of comparable listings in market data.
Closest in price to chain block within market data: wallet quick flag at scry.solanahub.de and gas at base-gas-x402-production.up.railway.app.
The wallet paid by chain block is the payee of 96 endpoints on one host.
chain block out-counts 67% of the 7,666 endpoints in market data that carry counters.
The price of chain block is declared by 719 other listings in market data too.
the payment options, as of 2026-10-03 11:37 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x2c871C…27735F |
| Coinbase | solana: | USDC | 0.005 USDC | exact | 3tvSUk2R…x3bVgs |
the checks, as of 2026-10-03 07:01 UTC · method · pinnableendpoint answered HTTP 200
returns_402· an unauthenticated request gets HTTP 402
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-03 07:01 UTC | fail | 1 | daily-2026-10-03 |
| 2026-10-02 16:10 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 08:57 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 08:22 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 20:31 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 17:40 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-24 06:27 UTC | fail | 1 | new-after-daily-2026-09-23 |
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 2026-10-01 03:00 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "POST",
"queryParams": {}
},
"output": {
"type": "json",
"example": {
"chain": "base",
"age_seconds": 2,
"block_number": 40000000,
"transactions": 180,
"base_fee_gwei": 0.0051,
"timestamp_iso": "2026-09-23T12:00:00.000Z"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-03 11:37 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 block on api.x-402.online", snapshot of 2026-10-03 11:37 UTC. https://tollindex.com/e/api-x-402-online-v1-chain-block-adf236/at/2026-10-03T11-37Z. Accessed [access date].
BibTeX
@misc{toll-e-api-x-402-online-v1-chain-block-adf236-2026-10-03T11-37Z,
author = {TOLL},
title = {chain block on api.x-402.online},
howpublished = {\url{https://tollindex.com/e/api-x-402-online-v1-chain-block-adf236/at/2026-10-03T11-37Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-03 11:37 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.