Discover / api.magentlab.com
magent
□ No challenge detectedCited clinical calculators and medical code lookup (ICD-10-CM, RxNorm, LOINC) for agents. Pay-per-request via x402 V2 (USDC on Base). Deterministic published formulas with citations. Not a medical device. Docs: https://magentlab.com/docs MCP: npx -y @magent/mcp
- Challenge detected
- 9 of the last 11 checks
- Median response
- 69 ms
- Last checked
- 18 Oct, 00:27 UTC
- In our index since
- 28 Sept 2026
Endpoint
curl -i https://api.magentlab.com # 402 Payment Required: pay with an x402 client (USDC on Base), # then send the same request again with the payment attached.
844 listed endpoints · on x402 Bazaar
Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.
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- POST/flacc$0.005Merkel 1997 FLACC from five caller-assigned 0-2 items (face, legs, activity, cry, consolability) using that paper's 0/1/2 descriptors. magent sums only (max 10) and does not observe the child. No later intensity cutoffs. Not a pain diagnosis or analgesic order. Not PAINAD.
- POST/nutric$0.005Heyland 2011 original 6-variable NUTRIC (Nutrition Risk in the Critically Ill) including IL-6, Table 4 overall: age 0-2, APACHE II 0-3 (28 scores 2), SOFA 0-2, comorbidities 0-1, hospital days to ICU 0-1, IL-6 pg/mL 0-1; max 10. high_risk true iff score ≥6. Caller supplies APACHE II and SOFA integers. Not a medical device, not a feeding order, not Rahman 2015 mNUTRIC.
- POST/lansky$0.005Lansky 1987 Play-Performance Scale: caller-assigned integer 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, or 100 from parent-rated play over the past week (fully active; minor physical restriction; tires more quickly; restricted play; quieter activities; lying around, quiet play; mostly in bed; bedbound; often sleeping; no play; unresponsive). Grade 0 is scored. Returns score, max 100, and a stable label. Not a performance-status assignment, not Karnofsky, not ECOG; magent does not observe the child.
- POST/pas_ra$0.005Wolfe 2005 Patient Activity Scale (PAS): (haq * 3.33 + pain_vas + patient_global_vas) / 3. HAQ 0-3 (not HAQ-II); pain and patient global 0-10 VAS. magent does not administer the HAQ. Not PAS-II, Samuel 2002 pediatric appendicitis PAS, DAS28, or CDAI. Not a diagnosis. PAS total only; no remission or severity cutoffs.
- POST/boston_syncope$0.005Grossman 2007 Boston Syncope from eight caller-assigned flags: ACS signs/symptoms, conduction disease, worrisome cardiac history, valvular heart disease, family history of sudden death, persistent abnormal ED vitals, volume depletion, and primary CNS event. high_risk (Boston-positive) iff any is true; low_risk iff none. Adult (enrolled 18+). Not a disposition or admission order. magent does not examine the patient or interpret ECG/hematocrit. Not San Francisco Syncope, EGSYS, ROSE, or OESIL.
- POST/mrecist$0.005Lencioni 2010 mRECIST for typical intrahepatic HCC target lesions. First-match: PD if new_lesion or a 20% or greater viable-sum increase vs nadir; else CR if arterial enhancement disappeared in all targets; else PR if a 30% or greater viable-sum decrease vs baseline; else SD. Caller-assigned flags; magent does not read imaging. Not a medical device, not a diagnosis, not RECIST 1.1, not EASL necrosis-only, not the 2019 Llovet +5 mm PD refinement, and not nontarget-only overall response.
- POST/adrogue_madias$0.005Adrogué–Madias change in serum sodium after 1 L of infusate from TBW (child 0.6; adult male 0.6; adult female 0.5; elderly male 0.5; elderly female 0.45) and infusate Na plus K. Deterministic published arithmetic with citation; not a correction-rate order or infusion protocol.
- POST/ardsnet_tv$0.005ARDS Network 2000 predicted body weight (PBW) from height and sex, and the lower-tidal-volume arm 6 mL/kg PBW. Male PBW_kg = 50 + 0.91*(height_cm-152.4); female uses 45.5. Also returns the published 4 mL/kg minimum. Height in cm or inches. Not a ventilator order, plateau-pressure titration, Berlin/AECC diagnosis, pediatric tube size, or ETT insertion depth. Not Devine IBW. Deterministic published arithmetic with citation.
- POST/lent$0.005Clive 2014 LENT score for malignant pleural effusion: pleural LDH IU/L (<1500 → 0, >1500 → 1), ECOG 0-4 (0→0, 1→1, 2→2, 3-4→3), serum NLR as a number (<9 → 0, >9 → 1), tumour type (mesothelioma/haematological 0; breast/gynaecological/renal_cell 1; lung/other 2). Score 0-7: 0-1 low, 2-4 moderate, 5-7 high. Equality at 1500 or 9 is not scored. Not a diagnosis or treatment order.
- POST/acetylcysteine_iv$0.005Intravenous acetylcysteine milligrams from weight (Prescott 1979). load_mg = weight_kg * 150 over 15 minutes; infusion_4h_mg = weight_kg * 50 over 4 hours; infusion_16h_mg = weight_kg * 100 over 16 hours; total_mg = weight_kg * 300 over 20.25 hours. For acetaminophen (paracetamol) poisoning. Not a prescription, not a Rumack–Matthew nomogram, and not a plasma acetaminophen interpretation.
- POST/wexner_constipation$0.005Agachan 1996 constipation scoring system from eight caller-assigned table bands (frequency, painful evacuation, incomplete evacuation, abdominal pain, time per attempt, assistance 0-2, unsuccessful attempts per 24 hours, duration). Total 0-30. constipation true iff score > 15. magent does not take a bowel history. Not a medical device, not a laxative order, not Jorge 1993 fecal incontinence scoring.
- POST/hcm_risk_scd$0.005O'Mahony 2014 HCM Risk-SCD: 5-year SCD probability from wall thickness, LA diameter, LVOT gradient, family history of SCD, NSVT, unexplained syncope, and age. Returns prognostic_index, five_year_scd_risk_percent, and 4%/6% risk_band (lower / intermediate / higher). Not an ICD or device order. Not a medical device.
- POST/rome_iv_ibs$0.005Mearin 2016 Rome IV IBS. rome_iv_ibs is true iff recurrent abdominal pain at least 1 day per week in the last 3 months, onset at least 6 months prior, and at least two of: related to defecation, change in stool frequency, and change in stool form. supporting_features_met is 0-3. Caller assigns five flags. magent does not examine the patient. Not a diagnosis, not Rome III, not IBS subtype.
- POST/pecarn_cspine$0.005PECARN pediatric C-spine (Leonard 2024). No age split. High (consider CT) if GCS 3-8 or AVPU U; abnormal airway, breathing, or circulation; or focal neurologic deficit. Else intermediate (consider x-rays) if neck pain; AMS GCS 9-14; substantial head or torso injury; or midline neck tenderness. Else low (consider clinical clearance). High-risk beats intermediate. Not NEXUS, Canadian C-spine, PECARN head, or PECARN IAI. Not a medical device. magent does not examine the patient.
- POST/stumbl$0.005Battle 2014 STUMBL integer score after blunt chest wall trauma: 1 point per decade of age starting at 10, 3 per rib fracture, 5 for chronic lung disease, 4 for preinjury anticoagulants, and 2 per 5% SpO2 decrease starting at 94%. Table 5 complication probabilities 13/29/52/70/80/88%. magent does not examine the chest or count ribs. Not a medical device, not a disposition or ICU order.
- POST/glasgow_blatchford$0.005Glasgow-Blatchford score (Blatchford 2000) for need for treatment after upper-gastrointestinal haemorrhage. Points from urea, haemoglobin (sex-specific), systolic BP, heart rate ≥100, melena, syncope, hepatic disease, and cardiac failure; max 23. Score 0 is the published low-risk screen; magent does not invent other GBS bands. Not a diagnosis, not Rockall, and not AIMS65. Urea may be mmol/L or BUN mg/dL; haemoglobin g/L or g/dL.
- POST/precise_dapt$0.005Costa 2017 PRECISE-DAPT nomogram after coronary stenting. Truncated linear points: age (0 at <=50, 19 at >=90), caller CrCl mL/min (0 at >=100, 25 at 0), hemoglobin g/dL (0 at >=12, 15 at <=10), WBC x10^3/uL (0 at <=5, 15 at >=20), plus 26 for previous spontaneous bleeding. Integer score 0-100; high_bleeding_risk if score >=25. Not a DAPT duration order. magent does not compute Cockcroft-Gault.
- POST/riske$0.005Olmos 2017 RISK-E (Risk-Endocarditis) for in-hospital mortality after cardiac surgery in active left-sided IE. Age <=51: 0; 52-63: 9; 64-72: 13; >=73: 14. Flags: prosthetic_infection +6, periannular_complications +5, staphylococcus_aureus_or_fungi +9, acute_renal_failure +5, septic_shock +7, cardiogenic_shock +15, thrombocytopenia +7. Returns score and max_score 68 only. Not a diagnosis or surgery decision. magent does not examine the valve or read echo.
- POST/prevail$0.005Armstrong 2018 PREVAIL Cox linear predictor for overall survival in chemotherapy-naïve metastatic castration-resistant prostate cancer from albumin, ALP versus ULN, bone metastases under 10, hemoglobin, LDH versus ULN, NLR under 2.5, pain 0-1, liver metastases, ln(PSA), months from diagnosis, and enzalutamide versus placebo. Table 1 HRs as ln(HR). Not a 1-/2-/3-year OS percent (no published S0). magent does not read bone scans. Not a dose or treatment order.
- POST/dad_ckd$0.005Mocroft 2015 D:A:D full CKD risk score (Table 2 integer points only): IDU, hepatitis C, age, caller-assigned eGFR >60, sex, nadir CD4, hypertension, prior CVD, and diabetes. Bands low <0, medium 0–4, high ≥5. Not the short score, not the Poisson probability model, not NNTH, and not an ART start order. Race is not an input.
- POST/irae_pneumonitis$0.005Brahmer 2018 ASCO Table 3.1 irAE pneumonitis. First-match: G4 life-threatening respiratory compromise; else G3 hospitalization, oxygen, limiting self-care, or all lobes/>50%; else G2 symptomatic, >1 lobe, 25-50% parenchyma, or limiting instrumental ADL; else G1. ICPi: hold_if_radiographic_progression (G1), hold (G2), permanently_discontinue (G3-4). Caller-assigned flags. magent does not read CT or pulse oximetry. Not SITC 2021, not a CTCAE instrument, not a diagnosis, not a steroid dose.
- POST/asdas_crp$0.005van der Heijde 2009 ASDAS-CRP: 0.12*back pain + 0.06*morning stiffness duration + 0.11*patient global + 0.07*peripheral pain/swelling + 0.58*ln(CRP+1). BASDAI 0-10 items and CRP in mg/L. ASAS selected the CRP version as preferred. magent does not examine the patient or assay CRP. Not ASDAS-ESR. Not BASDAI total. Does not apply Machado 2011 1.3/2.1/3.5 activity cuts. Not a diagnosis or biologic order.
- POST/vte_bleed$0.005Klok 2016 VTE-BLEED for major bleeding on stable anticoagulation after VTE. Six items: active cancer 2; male with uncontrolled hypertension (SBP ≥140) 1; anemia 1.5; history of bleeding 1.5; age ≥60 1.5; renal dysfunction (eGFR/CrCl <60) 1.5; max 9. Low <2, high ≥2. Caller-assigned flags; magent does not assay hemoglobin or eGFR. Not a medical device, not HAS-BLED, and not a treatment-duration order.
- POST/scarf$0.005Hardin 2019 SCARF from four caller-assigned flags (incentive spirometry <50% predicted, respiratory rate >20, numeric pain score ≥5, inadequate cough). 1 point each, total 0-4. Proposed threshold is score greater than 2. magent does not measure spirometry or examine the chest. Not a named risk class, analgesia order, or SSRF order.
- POST/sf_syncope$0.005San Francisco Syncope Rule (CHESS) from history of CHF, hematocrit, abnormal ECG, shortness of breath, and systolic BP. Returns a 0-5 criterion count and rule-positive if any CHESS item is present. Deterministic published score with citation; not a disposition protocol.
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Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.magentlab.com
Recent checks
All 11 checks
| When (UTC) | Result | HTTP | Response |
|---|---|---|---|
| 18 Oct, 00:27 UTC | No challenge detected | 8000ms | |
| 17 Oct, 15:25 UTC | No challenge detected | 8002ms | |
| 16 Oct, 16:44 UTC | Challenge detected | 402 | 50ms |
| 15 Oct, 08:20 UTC | Challenge detected | 402 | 69ms |
| 14 Oct, 00:19 UTC | Challenge detected | 402 | 47ms |
| 12 Oct, 00:34 UTC | Challenge detected | 402 | 207ms |
| 10 Oct, 10:04 UTC | Challenge detected | 402 | 154ms |
| 9 Oct, 03:33 UTC | Challenge detected | 402 | 214ms |
| 7 Oct, 21:31 UTC | Challenge detected | 402 | 43ms |
| 6 Oct, 21:30 UTC | Challenge detected | 402 | 63ms |
| 2 Oct, 05:04 UTC | Challenge detected | 402 | 77ms |
Questions
Did our last probe detect a payment challenge?
No. At our last probe on 18 Oct, 00:27 UTC, we detected no payment challenge.
What payment terms does magent advertise?
The listing advertises x402, Base and USDC. Check the seller's current payment challenge and authentication requirements before paying.
Where is magent listed?
In x402 Bazaar and x402-list.com. Superstables first indexed it on 28 Sept 2026.
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