os tools tx preflight derived
www.amnt.ioMarket dataderived
POST https://www.amnt.io/api/os-tools/tx-preflight
passlisted in Coinbase#3 by calls of 28 on this host
0.005 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
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-13 16:39 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.005 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 2 times 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 28 endpoints listed on www.amnt.io, os tools tx preflight is tied 3rd by calls with 15 others.
os tools tx preflight takes a json body with the fields to, data, from, value and chainId.
A response from os tools tx preflight, as declared, includes action, chainId, reasons, spender, verdict, willRevert and 2 others.
os tools tx preflight drew 2 calls from one payer in the trailing 30 days.
The last call to os tools tx preflight came 2 days before the snapshot, 2026-09-13.
The declared price is 0.005 USDC on Base.
os tools tx preflight takes 4% of the calls counted across www.amnt.io.
www.amnt.io serves os tools tx preflight, a POST endpoint that TOLL places in market data, listed in the Coinbase registry.
os tools tx preflight answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to os tools tx preflight within market data: stonk yield invoke at api.solenrich.com and gas at base-gas-x402-production.up.railway.app.
os tools tx preflight is priced above 24% of comparable listings in market data.
The wallet paid by os tools tx preflight is the payee of 9 endpoints on one host.
The seller's own tags are security, transaction-simulation, wallet-safety and defi.
The price of os tools tx preflight is declared by 481 other listings in market data too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x98fa9c…70dbc0 |
the checks, as of 2026-09-15 06:48 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 06:48 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:16 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:07 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:24 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:09 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 2026-09-13 16:39 UTC · method · live
The input and output block
{
"input": {
"body": {
"to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"data": "0x095ea7b3...",
"from": "0xYourWallet...",
"value": "0",
"chainId": "8453"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"action": "<action>",
"chainId": 0,
"reasons": [],
"spender": "<spender>",
"verdict": "<verdict>",
"willRevert": false,
"gasEstimate": "<gasEstimate>",
"revertReason": "<revertReason>",
"spendExposure": "<spendExposure>",
"recipientIsFresh": false,
"recipientIsContract": false
}
}
}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, "os tools tx preflight on www.amnt.io", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/www-amnt-io-api-os-tools-tx-preflight-e2197a/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-www-amnt-io-api-os-tools-tx-preflight-e2197a-2026-09-15T16-57Z,
author = {TOLL},
title = {os tools tx preflight on www.amnt.io},
howpublished = {\url{https://tollindex.com/e/www-amnt-io-api-os-tools-tx-preflight-e2197a/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.