passlisted in Coinbase#16 by calls of 65 on this host
0.01 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 3
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-30 22:18 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 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 28 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.
big Number Arithmetic is one of 65 listed endpoints on x402.outpimp.com, tied 16th by calls with 49 others among them.
big Number Arithmetic takes a json body with the fields a, b and operation.
A response from big Number Arithmetic, as declared, includes ok and data.
One payer accounts for all 3 calls to big Number Arithmetic over 30 days.
Its last counted call came 16 days before the snapshot.
A call to big Number Arithmetic costs 0.01 USDC on Base, as declared.
It accounts for 1% of the calls counted across the host.
For big Number Arithmetic the listing declares 2 accepts on Base and Solana, to 2 different wallets.
TOLL files big Number Arithmetic under the "other" category: a POST endpoint on x402.outpimp.com, listed in the Coinbase registry.
big Number Arithmetic answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to big Number Arithmetic within the "other" category: business time at chrono.schemasure.com and vote at emoji.today.
big Number Arithmetic is priced above 64% of comparable listings in the "other" category.
big Number Arithmetic out-counts 77% of the 2,777 endpoints in the "other" category that carry counters.
The wallet paid by big Number Arithmetic is the payee of 67 endpoints across 2 hosts.
Seller tags: big number arithmetic, arbitrary precision and bigint math.
The price of big Number Arithmetic is declared by 428 other listings in the "other" category too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0x548eFd…eEc5F6 |
| Coinbase | solana: | USDC | 0.01 USDC | exact | APer2Abh…XfqjRG |
the checks, as of 2026-09-15 04:47 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 04:47 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 04:42 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:40 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 06:57 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 10:33 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 2026-08-30 22:18 UTC · method · live
The input and output block
{
"input": {
"body": {
"a": "123456789123456789",
"b": "987654321987654321",
"operation": "add"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"ok": true,
"data": {
"params": {
"a": "123456789123456789",
"b": "987654321987654321",
"operation": "add"
},
"result": "1111111111111111110"
}
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 16:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "big Number Arithmetic on x402.outpimp.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/x402-outpimp-com-bignumberarithmetic-55b832/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-outpimp-com-bignumberarithmetic-55b832-2026-09-15T16-57Z,
author = {TOLL},
title = {big Number Arithmetic on x402.outpimp.com},
howpublished = {\url{https://tollindex.com/e/x402-outpimp-com-bignumberarithmetic-55b832/at/2026-09-15T16-57Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 16:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.