passabsent from every registrycounted above 53% of Market data
0.002 USDC
per call, as the listing declares it on solana:
Compare with anotherEvery figure as JSONCite this page
the price, as of 2026-09-30 12:32 UTC · method
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- — / 100% / 100%
- Calls, trailing 30 days
- 3
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-31 15:53 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.002 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 84 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 tx build, a POST endpoint that TOLL places in market data, listed in neither registry at the last pull.
A call to tx build costs 0.002 USDC on Solana, as declared.
Callers of tx build supply a json body with the fields args, payer, accounts, programId and instruction.
tx build returns json; the example shows signers, transaction and resolvedAccounts.
The daily sweep got a valid payment challenge from tx build on 2026-09-30, as at every sweep since 2026-09-11.
tx build is the only listed endpoint on the-composer.fly.dev.
Over 30 days: 3 calls, one payer.
tx build was last called 43 days before the snapshot.
Closest in price to tx build within market data: perp funding at agent402.tools and responses at api.jarvisclaw.ai.
tx build is among the cheapest in market data; 7% of comparable listings ask less.
tx build out-counts 53% of the 8,872 endpoints in market data that carry counters.
The wallet paid by tx build is the payee of 7 endpoints on one host.
tx build was missing from the Coinbase registry at the pull of 2026-09-30, confirmed at the pull of 2026-10-01; that is registry presence, not liveness.
The price of tx build is declared by 516 other listings in market data too.
Where the sentences above compare this endpoint with others, the comparison is against the index as it stands now, live; the figures above are final.
the payment options, as of 2026-09-30 12:32 UTC · method
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | solana: | USDC | 0.002 USDC | exact | WzMaL78s…engqpb |
the checks, as of 2026-09-30 06:35 UTC · methodendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-30 06:35 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 18:55 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 05:43 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-25 20:28 UTC | pass | 0 | daily-2026-09-25 |
| 2026-09-23 06:06 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 06:16 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 06:39 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-20 19:18 UTC | pass | 0 | daily-2026-09-20 |
| 2026-09-19 04:40 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-18 10:33 UTC | pass | 0 | daily-2026-09-18 |
| 2026-09-17 04:37 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 04:37 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 04:35 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 04:31 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:29 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 06:45 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 10:18 UTC | pass | 0 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- absence from Coinbase confirmed, rule v1
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-08-31 15:53 UTC · method
The input and output block
{
"input": {
"body": {
"args": {
"amount": "1000000",
"max_sol_cost": "100000"
},
"payer": "<base58 pubkey that will sign>",
"accounts": {
"mint": "<base58 pubkey>"
},
"programId": "6EF8rrecthR5Dkzon8Nwu78hRvfCKubJ14M5uBEwF6P",
"instruction": "buy"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"signers": [
"<pubkey>"
],
"transaction": "<base64 v0 tx>",
"resolvedAccounts": []
}
}
}Cite this page
This endpoint is delisted: the page is frozen at its last observation and its live URL is the stable one. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "tx build on the-composer.fly.dev". https://tollindex.com/e/the-composer-fly-dev-tx-build-43c6e0. Accessed [access date].
BibTeX
@misc{toll-e-the-composer-fly-dev-tx-build-43c6e0-2026-10-13,
author = {TOLL},
title = {tx build on the-composer.fly.dev},
howpublished = {\url{https://tollindex.com/e/the-composer-fly-dev-tx-build-43c6e0}},
year = {2026},
month = {10},
note = {Frozen at its last observation, 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.