passlisted in Coinbase#1 by calls of 7 on this host
0.001 USDC
per call, as the listing declares it on solana:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 7
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-31 15:33 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.
the-composer.fly.dev serves probe, a POST endpoint that TOLL places in the "other" category, listed in the Coinbase registry.
A call to probe costs 0.001 USDC on Solana, as declared.
The request to probe is a json body with the fields sweep, values, account, accounts and programId.
probe returns json; the example shows found and checked.
The daily sweep got a valid payment challenge from probe on 2026-09-15, as at every sweep since 2026-09-11.
With 7 endpoints listed on the-composer.fly.dev, probe is 1st by calls.
Of the calls counted across the-composer.fly.dev, probe takes 32%.
The registry counted 7 calls in the trailing 30 days, all from one payer.
probe was last called 15 days before the snapshot.
Closest in price to probe within the "other" category: useless fact at x402uselessfacts.vercel.app and life advice at x402lifeadvice.vercel.app.
probe is the cheapest of 2,772 comparable listings in the "other" category; none asks less.
probe out-counts 94% of the 2,772 endpoints in the "other" category that carry counters.
The wallet paid by probe is the payee of 7 endpoints on one host.
The price of probe is declared by 1,267 other listings in the "other" category too.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | solana: | USDC | 0.001 USDC | exact | WzMaL78s…engqpb |
the checks, as of 2026-09-15 05:40 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 05:40 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:13 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:09 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:25 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:09 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 2026-08-31 15:33 UTC · method · live
The input and output block
{
"input": {
"body": {
"sweep": "<arg or account>",
"values": [],
"account": "<derivable name>",
"accounts": {},
"programId": "<pubkey>"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"found": [],
"checked": 0
}
}
}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, "probe on the-composer.fly.dev", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/the-composer-fly-dev-probe-80928a/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-the-composer-fly-dev-probe-80928a-2026-09-15T21-20Z,
author = {TOLL},
title = {probe on the-composer.fly.dev},
howpublished = {\url{https://tollindex.com/e/the-composer-fly-dev-probe-80928a/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.