passlisted in Coinbase#83 by calls of 844 on this host
0.005 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-28 14:01 UTC
- First observed by TOLLderived
- 2026-09-28
- Pricederived
- 0.005 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 2 times across 13 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.
calc fib4 shares api.magentlab.com with 843 other listed endpoints and is tied 83rd by calls with 761 others.
Callers of calc fib4 supply a JSON body with the field items.
calc fib4 returns json; the example shows path, count and items.
In the trailing 30 days: one call, one payer.
calc fib4 was last called 4 days before the snapshot.
A call to calc fib4 costs 0.005 USDC on Base, as declared.
At api.magentlab.com, calc fib4 takes POST requests, is listed in the Coinbase registry, and falls under inference by TOLL's rules.
calc fib4 answered the sweep of 2026-10-02 with a valid 402, as at every sweep since 2026-09-28.
Closest in price to calc fib4 within inference: google ai mode ai mode at x402.openwebninja.com and prompt injection detect at agent.pocket.network.
calc fib4 is priced above 17% of comparable listings in inference.
844 listed endpoints on one host pay to the same wallet.
The seller's tags on calc fib4 are fib-4, nash, liver and calculator.
Exactly this price appears on 264 other listings in inference.
the payment options, as of 2026-10-02 12:31 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x836Be2…c19Ee2 |
the checks, as of 2026-10-02 15:24 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-02 15:24 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 08:14 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 07:35 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 19:50 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 16:58 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-28 16:44 UTC | pass | 0 | new-after-daily-2026-09-28 |
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 2026-09-28 14:01 UTC · method · live
The input and output block
{
"input": {
"body": {
"items": [
{
"age": 50,
"alt_u_l": 40,
"ast_u_l": 100,
"platelets_10e9_l": 200
},
{
"age": 50,
"alt_u_l": 40,
"ast_u_l": 100,
"platelets_10e9_l": 200
}
]
},
"type": "http",
"method": "POST"
},
"output": {
"type": "json",
"example": {
"path": "/api/calc/fib4",
"count": 2,
"items": [
{
"fib4": 3.95,
"alt_u_l": 40,
"ast_u_l": 100,
"formula": "fib4",
"citation": {
"id": "sterling-2006",
"doi": "10.1002/hep.21172",
"title": "Development of a simple noninvasive index to predict significant fibrosis in patients with HIV/HCV coinfection",
"source": "Hepatology. 2006;43(6):1317-1325",
"authors": "Sterling RK, Lissen E, Clumeck N, et al."
},
"age_years": 50,
"disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.",
"sterling_band": "high",
"platelets_10e9_l": 200,
"formula_expression": "FIB-4 = (age_years * AST_U_L) / (platelets_10e9_L * sqrt(ALT_U_L))"
},
{
"fib4": 3.95,
"alt_u_l": 40,
"ast_u_l": 100,
"formula": "fib4",
"citation": {
"id": "sterling-2006",
"doi": "10.1002/hep.21172",
"title": "Development of a simple noninvasive index to predict significant fibrosis in patients with HIV/HCV coinfection",
"source": "Hepatology. 2006;43(6):1317-1325",
"authors": "Sterling RK, Lissen E, Clumeck N, et al."
},
"age_years": 50,
"disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.",
"sterling_band": "high",
"platelets_10e9_l": 200,
"formula_expression": "FIB-4 = (age_years * AST_U_L) / (platelets_10e9_L * sqrt(ALT_U_L))"
}
]
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-02 12:31 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "calc fib4 on api.magentlab.com", snapshot of 2026-10-02 12:31 UTC. https://tollindex.com/e/api-magentlab-com-api-calc-fib4-80694b/at/2026-10-02T12-31Z. Accessed [access date].
BibTeX
@misc{toll-e-api-magentlab-com-api-calc-fib4-80694b-2026-10-02T12-31Z,
author = {TOLL},
title = {calc fib4 on api.magentlab.com},
howpublished = {\url{https://tollindex.com/e/api-magentlab-com-api-calc-fib4-80694b/at/2026-10-02T12-31Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-02 12:31 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.