solve Linear Equation derived

ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.awsOther derived

POST https://ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws/solveLinearEquation

passlisted in Coinbase#2 by calls of 64 on this host

0.01 USDC

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

Compare with another Every figure as JSON Cite this page

the price, as of 2026-10-13 14:08 UTC · method · pinnable

Validation state: pass; as of 2026-10-21 07:55 UTC · method · pinnable · sweep daily-2026-10-21
Uptime, 7 / 30 / 90 days: 100% / 100% / 100%; as of 2026-10-21 07:55 UTC · method · pinnable · 7 of 7 in 7d, 23 of 23 in 30d, 23 of 23 in 90d
Calls, trailing 30 days: 3; as of 2026-10-13 14:08 UTC · method · pinnable
Unique payers, trailing 30 days: 2; as of 2026-10-13 14:08 UTC · method · pinnable
Last called: 2026-10-08 06:25 UTC; as of 2026-10-13 14:08 UTC · method · pinnable
First observed by TOLLderived: 2026-09-29; as of 2026-09-29 22:13 UTC · method · pinnable · observation began 10 September 2026; listings that predate it show that date
Pricederived: 0.01 USDC; as of 2026-10-13 14:08 UTC · method · pinnable · on eip155:8453
Networks: 2; as of 2026-10-13 14:08 UTC · method · pinnable

Counters

40 observations, 3 of them a change

How has the volume on this endpoint moved?

Calls counted in the trailing 30 days on this endpoint, at every snapshot since 2026-09-30. Each point is a trailing-30-day sum as the registry published it, not a daily rate. The axis is truncated to the range of the data with a break at its foot.

In words

Among the 64 endpoints on ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws, solve Linear Equation is tied 2nd by calls with 50 others.

Requests carry a json body with the fields constants and coefficients.

solve Linear Equation returns json; the example shows ok and data.

The registry's counters give solve Linear Equation 3 calls and 2 unique payers over 30 days.

Its last counted call came 5 days before the snapshot.

solve Linear Equation is priced at 0.01 USDC on Base.

Of the calls counted across ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws, solve Linear Equation takes 2%.

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

TOLL files solve Linear Equation under the "other" category: a POST endpoint on ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws, listed in the Coinbase registry.

solve Linear Equation answered the sweep of 2026-10-21 with a valid 402, as at every sweep since 2026-09-29.

Closest in price to solve Linear Equation within the "other" category: world cup get schedule at machina.pay.zeroclick.io and fetch at x402.browserbase.com.

solve Linear Equation is priced above 55% of comparable listings in the "other" category.

solve Linear Equation out-counts 46% of the 3,825 endpoints in the "other" category that carry counters.

The wallet paid by solve Linear Equation is the payee of 129 endpoints across 2 hosts.

Seller tags: linear equation solver, linear algebra and systems of equations.

The price of solve Linear Equation is declared by 1,086 other listings in the "other" category too.

Payment options as declared

the payment options, as of 2026-10-13 14:08 UTC · method · pinnable

Every payment option declared on this listing
registry	network	asset	amount	scheme	pay to
Coinbase	eip155:8453	USDC	0.01 USDC	exact	0x548eFd…eEc5F6
Coinbase	solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp	USDC	0.01 USDC	exact	APer2Abh…XfqjRG

Preflight checks at the last sweep

the checks, as of 2026-10-21 07:55 UTC · method · pinnableendpoint 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, UTC	state	sweep
2026-10-21 07:55 UTC	pass	daily-2026-10-21
2026-10-20 08:21 UTC	pass	daily-2026-10-20
2026-10-19 05:55 UTC	pass	daily-2026-10-19
2026-10-18 08:08 UTC	pass	daily-2026-10-18
2026-10-17 18:09 UTC	pass	daily-2026-10-17
2026-10-16 04:23 UTC	pass	daily-2026-10-16
2026-10-15 05:57 UTC	pass	daily-2026-10-15
2026-10-14 04:21 UTC	pass	daily-2026-10-14
2026-10-13 08:46 UTC	pass	daily-2026-10-13
2026-10-12 06:11 UTC	pass	daily-2026-10-12
2026-10-11 04:34 UTC	pass	daily-2026-10-11
2026-10-10 09:49 UTC	pass	daily-2026-10-10
2026-10-09 04:34 UTC	pass	daily-2026-10-09
2026-10-08 06:12 UTC	pass	daily-2026-10-08
2026-10-07 04:45 UTC	pass	daily-2026-10-07
2026-10-06 06:15 UTC	pass	daily-2026-10-06
2026-10-05 06:02 UTC	pass	daily-2026-10-05
2026-10-04 08:52 UTC	pass	daily-2026-10-04
2026-10-03 04:12 UTC	pass	daily-2026-10-03
2026-10-02 13:22 UTC	pass	daily-2026-10-02
2026-10-01 06:36 UTC	pass	daily-2026-10-01
2026-09-30 05:53 UTC	pass	daily-2026-09-30
2026-09-29 22:16 UTC	pass	new-after-daily-2026-09-29

Registry presence

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

2026-09-29 22:13 UTClisted in Coinbase

Declared input and output, as listed

From the registry record, not validated by TOLL.the declared schema, as of 2026-10-08 06:25 UTC · method · live

The input and output block

{
  "input": {
    "body": {
      "constants": [
        3,
        1
      ],
      "coefficients": [
        [
          1,
          1
        ],
        [
          1,
          -1
        ]
      ]
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "ok": true,
      "data": {
        "params": {
          "constants": [
            3,
            1
          ],
          "coefficients": [
            [
              1,
              1
            ],
            [
              1,
              -1
            ]
          ]
        },
        "solution": [
          2,
          1
        ]
      }
    }
  }
}

What the listing says

Solves a system of linear equations (Ax = b) using the ml-matrix library's LU decomposition (LuDecomposition), with a near-singularity guard beyond the library's exact-singular check, for systems up to 20x20.

the record, 2026-10-08 06:25 UTC · method · pinnable

As declared

Every tag is a field on the listing, not a keyword TOLL assigned.

Who is paid

0x548eFd…eEc5F6

Takes payment for 129 endpoints on 2 hosts.

Among Other

counted above46%

of 3,825 that carry counters

cheaper than55%

of 3,827 with a comparable price

3,900 endpoints are in this category. 1,086 declare exactly this price.

the comparison, 2026-10-13 14:08 UTC · method · live

Nearest on price

horror storyhorrorstoryapi.vercel.app0.01 USDCmalformed
tools researchwin.oneshotagent.com0.01 USDCpass
merchantswww.x402scan.com0.01 USDCpass
world cup get schedulemachina.pay.zeroclick.io0.01 USDCpass
fetchx402.browserbase.com0.01 USDClegacy v1

Same category, nearest declared price, one per payee wallet (method). the list, 2026-10-13 14:08 UTC · method · live

Elsewhere in the record

Cite this page

The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).

Plain text

TOLL, "solve Linear Equation on ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/ppu43fkyhimq5fiqpmo42eh5ri0yypid-lambda-url-us-east-1-on-aws-solvelinearequation-16def6/at/2026-10-13T14-08Z. Accessed [access date].

BibTeX

@misc{toll-e-ppu43fkyhimq5fiqpmo42eh5ri0yypid-lambda-url-us-east-1-on-aws-solvelinearequation-16def6-2026-10-13T14-08Z,
  author = {TOLL},
  title = {solve Linear Equation on ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws},
  howpublished = {\url{https://tollindex.com/e/ppu43fkyhimq5fiqpmo42eh5ri0yypid-lambda-url-us-east-1-on-aws-solvelinearequation-16def6/at/2026-10-13T14-08Z}},
  year = {2026},
  month = {10},
  note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}

Reports and replies about this endpoint

None yet. Anything submitted through the form below is published here with its outcome.

Report an error about solve Linear Equation, or reply as the named seller