seeded holdout assignment derived
api.delx.aiRandomnessderived
POST https://api.delx.ai/api/v1/x402/seeded-holdout-assignment
passabsent from every registry#55 by calls of 147 on this host
0.001 USDC
per call, as the listing declares it on eip155:
Compare with anotherEvery figure as JSONCite this page
the price, as of 2026-09-17 16:58 UTC · method
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- — / — / 100%
- Calls, trailing 30 days
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-18 19:14 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.001 USDC
- Networks
- 2
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 36 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 147 endpoints on api.delx.ai, seeded holdout assignment is tied 55th by calls with 86 others.
Callers of seeded holdout assignment supply a json body with the fields seed, subject and holdout_fraction.
seeded holdout assignment returns json; the example shows result, schema, status, evidence and operation.
One payer accounts for all 2 calls to seeded holdout assignment over 30 days.
Its last counted call came 56 days before the snapshot.
A call to seeded holdout assignment costs 0.001 USDC on Base, as declared.
For seeded holdout assignment the listing declares 3 accepts on Base and Solana, to 2 different wallets.
TOLL files seeded holdout assignment under randomness: a POST endpoint on api.delx.ai, listed in neither registry at the last pull.
seeded holdout assignment answered the sweep of 2026-09-17 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to seeded holdout assignment within randomness: roll at api.anchor-x402.com and random at agent402.tools.
seeded holdout assignment is the cheapest of 162 comparable listings in randomness; none asks less.
The wallet paid by seeded holdout assignment is the payee of 310 endpoints on one host.
Seller tags: seeded, decision and randomness; seller label: "agent-ops-math".
seeded holdout assignment was missing from the Coinbase registry at the pull of 2026-09-17, confirmed at the pull of 2026-09-18; that is registry presence, not liveness.
The price of seeded holdout assignment is declared by 30 other listings in randomness 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 2026-09-17 16:58 UTC · method
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x9f8bd9…5e73A2 |
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x9f8bd9…5e73A2 |
| Coinbase | solana: | USDC | 0.001 USDC | exact | 28heAMpF…YYsemG |
the checks, as of 2026-09-17 06:00 UTC · methodendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-17 06:00 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 06:00 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 06:16 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:47 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:40 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:57 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:51 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 2026-08-18 19:14 UTC · method
The input and output block
{
"input": {
"body": {
"seed": "holdout-1",
"subject": "buyer-9",
"holdout_fraction": 0.1
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"result": {
"group": "treatment",
"bucket": 0.5223946972379113
},
"schema": "delx/util-seeded-holdout-assignment/v1",
"status": "pass",
"evidence": {
"retained": false,
"input_sha256": "bd5b582a9597f6cff6a8c3ed859bd7cf28c6eac4c434b4828c22df3b23d6e4ef",
"external_calls": 0
},
"operation": "seeded_decision:seeded_holdout_assignment"
}
}
}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, "seeded holdout assignment on api.delx.ai". https://tollindex.com/e/api-delx-ai-api-v1-x402-seeded-holdout-assignment-b3fa06. Accessed [access date].
BibTeX
@misc{toll-e-api-delx-ai-api-v1-x402-seeded-holdout-assignment-b3fa06-2026-10-13,
author = {TOLL},
title = {seeded holdout assignment on api.delx.ai},
howpublished = {\url{https://tollindex.com/e/api-delx-ai-api-v1-x402-seeded-holdout-assignment-b3fa06}},
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.