TOLL

What software pays for, recorded every six hours.

Snapshot
2026-10-07 05:57 UTC
Sweep
daily-2026-10-06 · finished 2026-10-06 16:43 UTC
Listed
36,126

seeded ab assignment derived

api.delx.aiRandomnessderived

POST https://api.delx.ai/api/v1/x402/seeded-ab-assignment

passabsent from every registry#7 by calls of 81 on this host

0.001 USDC

per call, as the listing declares it on eip155:8453

Compare with anotherEvery figure as JSONCite this page

the price, as of 2026-09-17 16:58 UTC · method

Validation state
pass
as of 2026-09-17 06:18 UTC · method · sweep daily-2026-09-17
Uptime, 7 / 30 / 90 days
— / 100% / 100%
as of 2026-09-17 06:18 UTC · method · 0 of 0 in 7d, 7 of 7 in 30d, 7 of 7 in 90d
Calls, trailing 30 days
2
as of 2026-09-17 16:58 UTC · method
Unique payers, trailing 30 days
1
as of 2026-09-17 16:58 UTC · method
Last called
2026-08-18 19:14 UTC
as of 2026-09-17 16:58 UTC · method
First observed by TOLLderived
2026-09-10
as of 2026-09-10 19:08 UTC · method · observation began 10 September 2026; listings that predate it show that date
Pricederived
0.001 USDC
as of 2026-09-17 16:58 UTC · method · on eip155:8453
Networks
2
as of 2026-09-17 16:58 UTC · method

Counters

36 observations, 1 of them a change, fewer than the 3 a trace needs

How big is this endpoint among the ones like it?

1 call100,000this endpoint
Calls counted in the trailing thirty days across the 124 endpoints in Randomness that carry counters, binned on a logarithmic scale because the range runs over five orders of magnitude. The marked bin is this endpoint, at 2: 50 in the category are counted higher and 73 lower.

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.

In words

seeded ab assignment is one of 81 listed endpoints on api.delx.ai, tied 7th by calls with 9 others among them.

seeded ab assignment takes a json body with the fields seed, subject and weight_a.

A response from seeded ab assignment, as declared, includes result, schema, status, evidence and operation.

seeded ab assignment drew 2 calls from one payer in the trailing 30 days.

The last call to seeded ab assignment came 49 days before the snapshot, 2026-08-18.

Per call, seeded ab assignment declares 0.001 USDC on Base.

Across Base and Solana it declares 3 ways to pay, to 2 different wallets.

seeded ab assignment, a POST endpoint on api.delx.ai, appears in neither registry at the last pull; TOLL's taxonomy puts it in randomness.

seeded ab 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 ab assignment within randomness: random at agent402.tools and roll at api.anchor-x402.com.

seeded ab assignment is the cheapest of 126 comparable listings in randomness; none asks less.

The wallet paid by seeded ab assignment is the payee of 289 endpoints on one host.

Seller tags: seeded, decision and randomness; seller label: "agent-ops-math".

seeded ab 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 ab assignment is declared by 24 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.

Payment options as declared

the payment options, as of 2026-09-17 16:58 UTC · method

Every payment option declared on this listing
registrynetworkassetamountschemepay to
Coinbaseeip155:8453USDC0.001 USDCexact0x9f8bd9…5e73A2
Coinbaseeip155:8453USDC0.001 USDCexact0x9f8bd9…5e73A2
Coinbasesolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpUSDC0.001 USDCexact28heAMpF…YYsemG

Preflight checks at the last sweep

the checks, as of 2026-09-17 06:18 UTC · methodendpoint answered HTTP 402

No named check failed.

Validation history, 90 days

Every sweep that observed this endpoint, newest first.

Validation observations over the last 90 days
observed, UTCstatefailed checkssweep
2026-09-17 06:18 UTCpass0daily-2026-09-17
2026-09-16 06:16 UTCpass0daily-2026-09-16
2026-09-15 06:33 UTCpass0daily-2026-09-15
2026-09-14 06:01 UTCpass0daily-2026-09-14
2026-09-13 05:53 UTCpass0daily-2026-09-13
2026-09-12 08:11 UTCpass0daily-2026-09-12
2026-09-11 12:09 UTCpass0daily-2026-09-11

Registry presence

Presence in a registry, not liveness of the service (method). Newest first.

  1. absence from Coinbase confirmed, rule v1
  2. absent from Coinbase at this pull
  3. listed in Coinbase

Declared input and output, as listed

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": "experiment-1",
      "subject": "user-42",
      "weight_a": 0.5
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "result": {
        "bucket": 0.20753750438844298,
        "variant": "A"
      },
      "schema": "delx/util-seeded-ab-assignment/v1",
      "status": "pass",
      "evidence": {
        "retained": false,
        "input_sha256": "96739ac478c933dfd4385515e11012fab06dfd8342764dd368da174bbe750bfa",
        "external_calls": 0
      },
      "operation": "seeded_decision:seeded_ab_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 ab assignment on api.delx.ai". https://tollindex.com/e/api-delx-ai-api-v1-x402-seeded-ab-assignment-cb2ea1. Accessed [access date].

BibTeX

@misc{toll-e-api-delx-ai-api-v1-x402-seeded-ab-assignment-cb2ea1-2026-10-07,
  author = {TOLL},
  title = {seeded ab assignment on api.delx.ai},
  howpublished = {\url{https://tollindex.com/e/api-delx-ai-api-v1-x402-seeded-ab-assignment-cb2ea1}},
  year = {2026},
  month = {10},
  note = {Frozen at its last observation, 2026-10-07 05:57 UTC. Accessed [access date].}
}

Reports and replies about this endpoint

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Report an error about seeded ab assignment, or reply as the named seller

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Verify with the payee wallet (optional, EVM)

Sign this message with the wallet named on the page and paste the signature; it is checked, stored, never published. TOLL reply about endpoint cb2ea1f462df38e2949ec9880772b4e966b271139426663bff41a3901cc396c1 from wallet 0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2

The 0x address named as payee on this page, 42 characters.

The hex signature of the message above, starting 0x.