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 14:36 UTC
- First observed by TOLLderived
- 2026-09-28
- Pricederived
- 0.005 USDC
- Networks
- 1
How has the volume on this endpoint moved?
calc step by step is one of 844 listed endpoints on api.magentlab.com, tied 83rd by calls with 761 others among them.
calc step by step takes a JSON body with the field items.
A response from calc step by step, as declared, includes path, count and items.
calc step by step drew a single call from a single payer in the trailing 30 days.
The last call to calc step by step came 4 days before the snapshot, 2026-09-28.
The declared price is 0.005 USDC on Base.
api.magentlab.com serves calc step by step, a POST endpoint that TOLL places in the "other" category, listed in the Coinbase registry.
calc step by step answered the sweep of 2026-10-02 with a valid 402, as at every sweep since 2026-09-28.
Closest in price to calc step by step within the "other" category: aviation airport status at api.x402node.dev and tech stack at agent402.tools.
calc step by step is priced above 43% of comparable listings in the "other" category.
The wallet paid by calc step by step is the payee of 844 endpoints on one host.
The seller's tags on calc step by step are step-by-step, febrile-infant, emergency and ibi.
737 other listings in the "other" category declare exactly the same price.
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 14:51 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 14:51 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 07:46 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 07:04 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 19:22 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 16:57 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-28 16:42 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 14:36 UTC · method · live
The input and output block
{
"input": {
"body": {
"items": [
{
"age_days": 47,
"crp_mg_l": 5,
"pct_ng_ml": 0.2,
"anc_per_ul": 4000,
"leukocyturia": false,
"well_appearing": true
},
{
"age_days": 47,
"crp_mg_l": 5,
"pct_ng_ml": 0.2,
"anc_per_ul": 4000,
"leukocyturia": false,
"well_appearing": true
}
]
},
"type": "http",
"method": "POST"
},
"output": {
"type": "json",
"example": {
"path": "/api/calc/step_by_step",
"count": 2,
"items": [
{
"risk": "low",
"formula": "step_by_step",
"age_days": 47,
"citation": {
"id": "gomez-2016",
"doi": "10.1542/peds.2015-4381",
"pmid": "27382134",
"title": "Validation of the \"Step-by-Step\" Approach in the Management of Young Febrile Infants",
"source": "Pediatrics. 2016;138(2):e20154381",
"authors": "Gomez B, Mintegi S, Bressan S, Da Dalt L, Gervaix A, Lacroix L"
},
"criteria": [
{
"met": true,
"factor": "well_appearing"
},
{
"met": true,
"value": 47,
"factor": "age_gt_21"
},
{
"met": true,
"factor": "no_leukocyturia"
},
{
"met": true,
"value": 0.2,
"factor": "pct_lt_0_5"
},
{
"met": true,
"value": 5,
"factor": "crp_le_20"
},
{
"met": true,
"value": 4000,
"factor": "anc_le_10000"
}
],
"crp_mg_l": 5,
"low_risk": true,
"high_risk": false,
"pct_ng_ml": 0.2,
"anc_per_ul": 4000,
"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.",
"intermediate_risk": false,
"formula_expression": "risk = high if not well_appearing or age_days <= 21 or leukocyturia or pct_ng_ml >= 0.5; else intermediate if crp_mg_l > 20 or anc_per_ul > 10000; else low; low_risk iff well_appearing and age_gt_21 and no_leukocyturia and pct_lt_0_5 and crp_le_20 and anc_le_10000 (Gomez 2016 Step-by-Step; derivation Mintegi 2014)"
},
{
"risk": "low",
"formula": "step_by_step",
"age_days": 47,
"citation": {
"id": "gomez-2016",
"doi": "10.1542/peds.2015-4381",
"pmid": "27382134",
"title": "Validation of the \"Step-by-Step\" Approach in the Management of Young Febrile Infants",
"source": "Pediatrics. 2016;138(2):e20154381",
"authors": "Gomez B, Mintegi S, Bressan S, Da Dalt L, Gervaix A, Lacroix L"
},
"criteria": [
{
"met": true,
"factor": "well_appearing"
},
{
"met": true,
"value": 47,
"factor": "age_gt_21"
},
{
"met": true,
"factor": "no_leukocyturia"
},
{
"met": true,
"value": 0.2,
"factor": "pct_lt_0_5"
},
{
"met": true,
"value": 5,
"factor": "crp_le_20"
},
{
"met": true,
"value": 4000,
"factor": "anc_le_10000"
}
],
"crp_mg_l": 5,
"low_risk": true,
"high_risk": false,
"pct_ng_ml": 0.2,
"anc_per_ul": 4000,
"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.",
"intermediate_risk": false,
"formula_expression": "risk = high if not well_appearing or age_days <= 21 or leukocyturia or pct_ng_ml >= 0.5; else intermediate if crp_mg_l > 20 or anc_per_ul > 10000; else low; low_risk iff well_appearing and age_gt_21 and no_leukocyturia and pct_lt_0_5 and crp_le_20 and anc_le_10000 (Gomez 2016 Step-by-Step; derivation Mintegi 2014)"
}
]
}
}
}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 step by step on api.magentlab.com", snapshot of 2026-10-02 12:31 UTC. https://tollindex.com/e/api-magentlab-com-api-calc-step-by-step-61ee5d/at/2026-10-02T12-31Z. Accessed [access date].
BibTeX
@misc{toll-e-api-magentlab-com-api-calc-step-by-step-61ee5d-2026-10-02T12-31Z,
author = {TOLL},
title = {calc step by step on api.magentlab.com},
howpublished = {\url{https://tollindex.com/e/api-magentlab-com-api-calc-step-by-step-61ee5d/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.