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 13:40 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 11 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.
With 844 endpoints listed on api.magentlab.com, calc rfm is tied 83rd by calls with 761 others.
The request to calc rfm is a JSON body with the field items.
The output example is a json object with path, count and items.
calc rfm drew a single call from a single payer in the trailing 30 days.
The last call to calc rfm came 4 days before the snapshot, 2026-09-28.
It is priced at 0.005 USDC on Base.
TOLL files calc rfm under search: a POST endpoint on api.magentlab.com, listed in the Coinbase registry.
calc rfm answered the sweep of 2026-10-02 with a valid 402, as at every sweep since 2026-09-28.
Closest in price to calc rfm within search: search at api.you.com and apollo org search at apollo.x402.paywithlocus.com.
calc rfm is priced above 20% of comparable listings in search.
The wallet paid by calc rfm is the payee of 844 endpoints on one host.
Seller tags: rfm, body-fat, waist and body-size.
calc rfm dropped out of the registry at the pull of 2026-09-30 and was listed again on 2026-09-30.
The price of calc rfm is declared by 316 other listings in search too.
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 13:02 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 13:02 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 06:19 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 05:37 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 17:58 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 16:51 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-28 14:20 UTC | pass | 0 | new-after-daily-2026-09-28 |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-09-28 13:40 UTC · method · live
The input and output block
{
"input": {
"body": {
"items": [
{
"sex": "male",
"waist_cm": 90,
"height_cm": 180,
"height_in": 70
},
{
"sex": "male",
"waist_cm": 90,
"height_cm": 180,
"height_in": 70
}
]
},
"type": "http",
"method": "POST"
},
"output": {
"type": "json",
"example": {
"path": "/api/calc/rfm",
"count": 2,
"items": [
{
"rfm": 24,
"sex": "male",
"formula": "rfm",
"citation": {
"id": "woolcott-2018",
"doi": "10.1038/s41598-018-29362-1",
"pmid": "30030479",
"title": "Relative fat mass (RFM) as a new estimator of whole-body fat percentage ─ A cross-sectional study in American adult individuals",
"source": "Sci Rep. 2018;8:10980",
"authors": "Woolcott OO, Bergman RN"
},
"waist_cm": 90,
"height_cm": 180,
"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.",
"formula_expression": "RFM = 64 - (20 * (height_m / waist_m)) + (12 * sex); sex = 0 male, 1 female"
},
{
"rfm": 24,
"sex": "male",
"formula": "rfm",
"citation": {
"id": "woolcott-2018",
"doi": "10.1038/s41598-018-29362-1",
"pmid": "30030479",
"title": "Relative fat mass (RFM) as a new estimator of whole-body fat percentage ─ A cross-sectional study in American adult individuals",
"source": "Sci Rep. 2018;8:10980",
"authors": "Woolcott OO, Bergman RN"
},
"waist_cm": 90,
"height_cm": 180,
"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.",
"formula_expression": "RFM = 64 - (20 * (height_m / waist_m)) + (12 * sex); sex = 0 male, 1 female"
}
]
}
}
}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 rfm on api.magentlab.com", snapshot of 2026-10-02 12:31 UTC. https://tollindex.com/e/api-magentlab-com-api-calc-rfm-051e9f/at/2026-10-02T12-31Z. Accessed [access date].
BibTeX
@misc{toll-e-api-magentlab-com-api-calc-rfm-051e9f-2026-10-02T12-31Z,
author = {TOLL},
title = {calc rfm on api.magentlab.com},
howpublished = {\url{https://tollindex.com/e/api-magentlab-com-api-calc-rfm-051e9f/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.