x402watch

52,436 paid endpoints are listed. 29,069 answered a real 402 at the last check.

Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.

Last check 2026-10-08 13:55 UTC · 52,436 probed

29,069 answering 40216,131 down6,280 rejecting956 no paywall1,876 price drift
  1. 75api.magentlab.com/api/calc/epdsCox 1987 EPDS: 10 caller-assigned integers 0-3 (past 7 days). laugh, enjoyment, and anxious are reverse-scored in that paper; the caller assigns the published 0-3 (0 = least symptomatic pole after that reverse key). Total 0-30. This paper's threshold is 12/13 (at or above iff score ≥13). magent does not interview, apply later ≥10 community cuts, PHQ-9, QIDS, or MDI. Not a diagnosis.$0.005 $0.007 Base1875 ms2 payers100% up
  2. 75api.magentlab.com/api/calc/dsiDiastolic shock index as heart rate in bpm divided by cuff diastolic pressure in mm Hg (Ospina-Tascón 2020). Returns the ratio rounded to two decimals. Not a shock diagnosis, treatment target, or cutoff. Distinct from Allgöwer–Burri HR/SBP shock index. The 2020 cohort had no normal-subject control group, so a DSI cutoff to identify abnormality could be misleading.$0.005 $0.007 Base1119 ms2 payers100% up
  3. 75api.magentlab.com/api/calc/dripWebb 2016 DRIP (drug resistance in pneumonia): ten caller-assigned flags, four major at 2 points and six minor at 1, max 14. high_risk if score >= 4. Deterministic published score with citation; not a medical device, not an antibiotic order, and not HCAP. magent does not classify the facility or compute Karnofsky.$0.005 $0.007 Base1528 ms2 payers100% up
  4. 75api.magentlab.com/api/calc/doac_scoreAggarwal 2023 DOAC Score (Circulation Table 2) for AF on DOACs: age 65-69 2 / 70-74 3 / 75-79 4 / >=80 5 (<65 0); CrCl/eGFR 30-60 inclusive 1, <30 2; underweight caller BMI <18.5 flag 1; stroke/TIA/embolism 1; diabetes 1; hypertension 1; antiplatelet none 0, aspirin 2, dual 3; NSAID 1; bleeding history 3; liver disease 2. Score min(raw, 10). Bands 0-3 very_low, 4-5 low, 6-7 moderate, 8-9 high, 10 very_high. Not HAS-BLED. Not DOAC dosing. Not warfarin.$0.005 $0.007 Base1674 ms2 payers100% up
  5. 75api.magentlab.com/api/calc/dka_mpmEfstathiou 2002 DKA-MPM. Six caller-assigned flags: severe coexisting disease at presentation (+6), pH <7.0 at presentation (+4), regular insulin >50 IU in the first 12 h (+4), glucose >16.7 mmol/L after 12 h (+4), depressed mental state after 24 h (+4), fever after 24 h (+3). Max 25. Published in-hospital death 0.86% for scores 0–14 and 93.3% for 19–25; scores 15–18 return the total only. magent does not assay pH or glucose. Not a DKA treatment or insulin-dose order. Not a medical device.$0.005 $0.007 Base1765 ms2 payers100% up
  6. 75api.magentlab.com/api/calc/disease_stepsHohol 1995 Disease Steps: caller-assigned integer 0-6 (normal; mild disability, mild symptoms or signs; moderate disability, visible abnormality of gait; early cane, intermittent use of cane; late cane, cane-dependent; bilateral support; confined to wheelchair). Not 0.5 half-steps, not later Disease Steps Plus, and not EDSS. magent does not examine gait. Not a medical device and not an MS diagnosis.$0.005 $0.007 Base1115 ms2 payers100% up
  7. 75api.magentlab.com/api/calc/dipssPassamonti 2010 DIPSS for primary myelofibrosis: age >65 (1), WBC >25×10^9/L (1), hemoglobin <10 g/dL (2), peripheral-blood blasts ≥1% (1), constitutional symptoms (1); max 6. Low 0, intermediate_1 1–2, intermediate_2 3–4, high 5–6. Not DIPSS Plus or aaDIPSS. magent does not read a smear; constitutional symptoms are caller-assigned.$0.005 $0.007 Base1475 ms2 payers100% up
  8. 75api.magentlab.com/api/calc/dhrsHaukoos 2012 Table 2 FULL Denver HIV score (not abbreviated). Age bands, sex, ethnicity, and five caller-assigned flags (sm vi rai idu pht). Range -14 to 81. Caller-assigned. Not a diagnosis.$0.005 $0.007 Base1311 ms2 payers100% up
  9. 75api.magentlab.com/api/calc/dhakaLevine 2015 DHAKA Dehydration Score (Table 3, not the Tree): appearance 0/2/4, respirations 0/2, skin pinch 0/2/4, tears 0/1/2. Max 12. Bands 0-1 / 2-3 / ≥4. Derived in children <5 with acute diarrhea. magent does not examine the child or order fluids. Not a WHO IMCI clone. Not a medical device.$0.005 $0.007 Base1204 ms2 payers100% up
  10. 75api.magentlab.com/api/calc/denver_bcviModified Denver BCVI (Cothren 2005). Positive if any sign (arterial hemorrhage; cervical bruit age <50; expanding cervical hematoma; focal deficit; neuro exam incongruous with head CT; stroke on secondary CT) or any risk factor (LeFort II/III; C-spine subluxation, transverse foramen, or C1-C3; basilar skull with carotid canal; DAI with GCS <6; near hanging with anoxia). Imaging indicated when positive. Not Biffl grade, expanded Denver, NEXUS, or Canadian C-spine. magent does not read CTA.$0.005 $0.007 Base1443 ms2 payers100% up
  11. 75api.magentlab.com/api/calc/decafSteer 2012 DECAF: eMRCD 1-4 → 0, 5a → 1, 5b → 2; eosinophils <0.05 ×10^9/L → 1 (0.05 does not score); caller-assigned consolidation → 1; arterial pH <7.30 → 1 (7.30 does not score); atrial fibrillation → 1. Returns a 0–6 total and band 0-1 / 2 / 3-6. Deterministic published points with citation. Not an early-discharge or escalation protocol and not a medical device.$0.005 $0.007 Base1085 ms2 payers100% up
  12. 75api.magentlab.com/api/calc/dashTosetto 2012 DASH (D-dimer, Age, Sex, Hormonal therapy) after a first unprovoked VTE: abnormal D-dimer after stopping anticoagulation +2, age <50 +1 (age 50 does not score), male +1, hormone use at the initial VTE in women -2. Score -2 to 4. Returns published recurrence bands <=1, 2, and >=3 without percents. Not a medical device and not a duration-of-anticoagulation order.$0.005 $0.007 Base1438 ms2 payers100% up
  13. 75api.magentlab.com/api/calc/daptYeh 2016 DAPT prediction rule after PCI: exclusive age (<65: 0; 65 to younger than 75: -1; 75 or older: -2) plus MI at presentation, prior MI or PCI, diabetes, stent diameter <3 mm, smoking (current or within past year), and paclitaxel-eluting stent (1 each); CHF or LVEF <30% and vein-graft intervention (2 each). Max 10. Score >=2 high, <2 low. Not a duration order. Not a diagnosis.$0.005 $0.007 Base1245 ms2 payers100% up
  14. 75api.magentlab.com/api/calc/damicoD'Amico 1998 JAMA clinically localized prostate-cancer groups from caller-assigned T (t1c, t2a, t2b, t2c), Gleason 2-10, and PSA ng/mL (0.1-200). Returns low, intermediate, or high. High if T2c or PSA > 20 or Gleason ≥ 8; else intermediate if T2b or Gleason 7 or PSA > 10 and ≤ 20; else low if T1c/T2a and PSA ≤ 10 and Gleason ≤ 6. Not CAPRA. Not NCCN. magent does not assay PSA or assign Gleason. Not a diagnosis. Not a medical device.$0.005 $0.007 Base1354 ms2 payers100% up
  15. 75api.magentlab.com/api/calc/dad_ckdMocroft 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.$0.005 $0.007 Base1201 ms2 payers100% up
  16. 75api.magentlab.com/api/calc/curb65CURB-65 pneumonia severity from age and discrete clinical flags. Deterministic published score with citation; not a treatment recommendation.$0.005 $0.007 Base1244 ms2 payers100% up
  17. 75api.magentlab.com/api/calc/cts_6Graham 2006 CTS-6 from six caller-assigned booleans with published discrete weights (median-territory numbness 3.5, nocturnal numbness 4, thenar atrophy or weakness 5, Phalen 5, two-point discrimination loss 4.5, Tinel 4; max 26). Score >5 is associated with ≈25% probability of CTS; score >12 with ≈80%. magent does not examine the patient. Deterministic published arithmetic with citation; not a CTS diagnosis, not an EMG order, not a Boston questionnaire, and not a medical device.$0.005 $0.007 Base1278 ms2 payers100% up
  18. 75api.magentlab.com/api/calc/cstatStatic respiratory-system compliance (Cstat) as in ARDS Network 2000 methods: Cstat (mL/cm H2O) = tidal_volume_ml / (pplat_cm_h2o - peep_cm_h2o). Caller supplies the three measured terms. Rejects Pplat less than or equal to PEEP. Does not invent ARDS severity bands from Cstat (Murray 1988 compliance bands are a different tool). Not a ventilator order or medical device. magent does not read the ventilator.$0.005 $0.007 Base1196 ms2 payers100% up
  19. 75api.magentlab.com/api/calc/crusadeCRUSADE in-hospital major bleeding score (Subherwal 2009 Table 4) for NSTE-ACS / NSTEMI. Points from hematocrit, caller-assigned Cockcroft–Gault CrCl, heart rate, sex, CHF, prior vascular disease, diabetes, and systolic BP. Returns integer score (max 96), quintile band, and published in-hospital major-bleeding percent. Not a medical device; magent does not compute CrCl or examine the patient.$0.005 $0.007 Base1298 ms2 payers100% up
  20. 75api.magentlab.com/api/calc/crcl_cockcroft_gaultCited Cockcroft–Gault creatinine clearance. Agents must not invent CrCl from model memory; pay per request with x402 USDC on Base. Deterministic published formula with citation. Not a treatment recommendation.$0.005 $0.007 Base1507 ms2 payers100% up
  21. 75api.magentlab.com/api/calc/crb65Lim 2003 CRB-65 for community-acquired pneumonia: confusion, respiratory rate ≥30/min, low blood pressure (SBP <90 or DBP ≤60), and age ≥65; 1 point each, max 4. No urea. Score only; no mortality percentages or site-of-care bands. Not a diagnosis. Not CURB-65. Caller assigns the C, R, and B flags; magent does not convert BUN or take BP numbers.$0.005 $0.007 Base1137 ms2 payers100% up
  22. 75api.magentlab.com/api/calc/crashExtermann 2012 CRASH chemotherapy toxicity score (not trauma CRASH): diastolic BP, IADL, LDH versus ULN, caller-assigned MAX2 Chemotox, ECOG, Mini-Mental Status, Mini-Nutritional Assessment. Hematologic 0–6, nonhematologic 0–8, combined 0–12 counting Chemotox once. Four-level low/medium_low/medium_high/high bands with derivation incidences. Not a chemotherapy order and not CARG-TT. magent does not look up regimens.$0.005 $0.007 Base1284 ms2 payers100% up
  23. 75api.magentlab.com/api/calc/cpsssKatz 2015 Cincinnati Prehospital Stroke Severity Scale (CP-SSS): gaze deviation 2 if present else 0 + abnormal LOC 1 + arm cannot hold 10 s 1. Max 4. severe_stroke_suggested iff score ≥ 2. Not the 3-item CPSS facial/arm/speech screen, not NIHSS, not a tPA decision. magent does not examine the patient.$0.005 $0.007 Base1356 ms2 payers100% up
  24. 75api.magentlab.com/api/calc/cpriSaisho 2011 CPR index: serum C-peptide (ng/mL) / plasma glucose (mg/dL) * 100, two decimals. timing fasting or postprandial (same formula; required label). below_best_cutoff true iff cpri < 2.02 (ROC for later insulin therapy; 80.8% sensitivity, 63.3% specificity). Glucose mg/dL only. Not HOMA-IR, not a diabetes diagnosis, not C-peptide alone, and not an insulin order.$0.005 $0.007 Base1086 ms2 payers100% up
  25. 75api.magentlab.com/api/calc/cpoFincke 2004 cardiac power output from MAP (mm Hg) and cardiac output (L/min): CPO = MAP × CO / 451. Returns cpo_watts to two decimals and the paper ROC band (<=0.53 or >0.53) from the unrounded value. Equality at 0.53 W is <=0.53. MAP is caller-supplied (Fincke used diastolic + (systolic−diastolic)/3); this tool does not take SBP/DBP or compute cardiac power index. Not a medical device, shock diagnosis, or treatment target.$0.005 $0.007 Base1195 ms2 payers100% up
  26. 75api.magentlab.com/api/calc/cpisPugin 1991 clinical pulmonary infection score (CPIS, max 12) from temperature, leukocytes and band forms, tracheal secretions, PaO2/FiO2 with ARDS, chest radiograph, and tracheal-aspirate culture. Band CPIS>6 follows the 1991 derivation correlation. Not a VAP diagnosis or Singh modified CPIS.$0.005 $0.007 Base1749 ms2 payers100% up
  27. 75api.magentlab.com/api/calc/cpesBangalore 2023 composite PE shock score for intermediate-risk PE. Six equally weighted caller-assigned flags (elevated troponin per local assay, elevated BNP, moderate or severe RV dysfunction, saddle PE, concomitant DVT, tachycardia ≥100 beats/min), 1 point each, max 6. Integer 0–6 score only; no named bands. magent does not invent biomarker cutoffs, read echo, or take raw heart rate. Not a shock diagnosis, not sPESI/Bova/PESI, not hypotensive PE, and not a medical device.$0.005 $0.007 Base1225 ms2 payers100% up
  28. 75api.magentlab.com/api/calc/corrected_sodiumSodium correction for hyperglycemia (Katz 1.6 or Hillier 2.4). formula is required; magent does not pick one silently. Deterministic published correction with citation; not a treatment recommendation.$0.005 $0.007 Base1292 ms2 payers100% up
  29. 75api.magentlab.com/api/calc/corrected_calciumPayne albumin-corrected calcium from total calcium and albumin. Deterministic published formula with citation; not a treatment recommendation.$0.005 $0.007 Base1202 ms2 payers100% up
  30. 75api.magentlab.com/api/calc/cll_ipiCLL-IPI 2016 for chronic lymphocytic leukaemia: TP53 abnormality (del(17p) and/or TP53 mutation) 4, unmutated IGHV 2, beta-2 microglobulin >3.5 mg/L 2, advanced stage (Binet B/C or Rai I–IV) 1, age >65 1; max 10. Low 0–1, intermediate 2–3, high 4–6, very_high 7–10. Deterministic published score with citation; not a CLL diagnosis; not Shipp IPI; not MIPI. magent does not assay TP53, IGHV, or beta-2 microglobulin.$0.005 $0.007 Base1274 ms2 payers100% up
  31. 75api.magentlab.com/api/calc/clif_c_aclfJalan 2014 CLIF-C ACLF (CANONIC) from caller-assigned CLIF-C OF (integer 6-18), age, and WBC in 10^9/L. Score = 10 × (0.33 × CLIF-C OF + 0.04 × age + 0.63 × ln(WBC) − 2), rounded to 1 decimal then clamped 0-100. magent does not score the six organs or compute CLIF-C OF. Not MELD, MELD-Na, Child-Pugh, CLIF-SOFA, or a transplant listing protocol. Not a medical device.$0.005 $0.007 Base1185 ms2 payers100% up
  32. 75api.magentlab.com/api/calc/ckid_u25CKiD U25 eGFR (Pierce 2021) for ages 1-25: age- and sex-dependent K times height in meters over creatinine (mg/dL), or K over cystatin C (mg/L), or the average of both when both markers are given. Height may be cm or inches; creatinine may be mg/dL or µmol/L. Not the Schwartz 2009 bedside 0.413 formula, not a drug dose, and not a CKD stage. Not a medical device.$0.005 $0.007 Base1522 ms2 payers100% up
  33. 75api.magentlab.com/api/calc/cdaiBest 1976 Crohn's disease activity index (CDAI): eight weighted variables (7-day liquid stools *2, abdominal-pain sum *5, well-being sum *7, extra-intestinal count *20, antidiarrheal *30, abdominal mass 0/2/5 *10, hematocrit deficit *6, caller-assigned weight-percent deviation). magent returns the rounded integer index only and does not apply later trial activity bands. magent does not examine the patient. Not a Crohn's diagnosis and not the Harvey-Bradshaw one-day index.$0.005 $0.007 Base1775 ms2 payers100% up
  34. 75api.magentlab.com/api/calc/catchCATCH (Osmond 2010). CT indicated if any of 7 caller-assigned findings after pediatric minor head injury. High (neurologic intervention): GCS <15 at 2h, open/depressed skull fracture, worsening headache, irritability. Medium if not high (brain injury on CT): basal skull fracture, large boggy scalp hematoma, dangerous mechanism. Low if none. Not PECARN, CHALICE, Canadian CT Head, NEXUS, or CATCH-2. magent does not examine the child or read CT. Not a diagnosis or medical device.$0.005 $0.007 Base1470 ms2 payers100% up
  35. 75api.magentlab.com/api/calc/casLee 2020 Coronavirus Anxiety Scale from five caller-assigned integers 0-4 over the past two weeks (dizzy, sleep, paralyzed, appetite, nausea). magent does not interview the patient. 0 not at all, 1 rare less than a day or two, 2 several days, 3 more than 7 days, 4 nearly every day. Total 0-20. Returns screen_ge_9 (score ≥9; this paper 90% sensitivity and 85% specificity). Not a diagnosis, not GAD-7, and not extra mild/moderate bands.$0.005 $0.007 Base1036 ms2 payers100% up
  36. 75api.magentlab.com/api/calc/cageEwing 1984 CAGE questionnaire: four caller-assigned yes/no items (cut down, annoyed, guilty, eye-opener), 1 point each, max 4. Screen-positive when two or more answers are affirmative (score ≥2). Deterministic published score with citation; not a diagnosis of alcohol use disorder, not CIWA-Ar, and not AUDIT. magent does not interpret individual items.$0.005 $0.007 Base1104 ms2 payers100% up
  37. 75api.magentlab.com/api/calc/c_divaBell 2023 C-DIVA from four caller-assigned 0-2 domains (visual appearance, palpable sites, history of difficult access, clinical factors) using that paper's Figure 1 0/1/2 descriptors. magent sums only (max 8) and returns Figure 1 bands low (0-3), medium (4-5), or high (6-8). magent does not examine veins or insert a catheter. Not a vascular-access order, not a medical device.$0.005 $0.007 Base1354 ms2 payers100% up
  38. 75api.magentlab.com/api/calc/bsa_mostellerCited Mosteller body surface area. Agents must not invent BSA from model memory; pay per request with x402 USDC on Base. Deterministic published formula with citation. Not a treatment recommendation.$0.005 $0.007 Base1305 ms2 payers100% up
  39. 75api.magentlab.com/api/calc/bristol_stoolLewis 1997 Bristol stool form scale: caller-assigned stool_type 1-7. Returns the assigned type and the published form wording (hard lumps like nuts through watery, entirely liquid). Stool form correlates with whole-gut transit time. magent does not inspect stool. Not a diagnosis, not constipation or diarrhea bands, and not a Rome IBS subtype.$0.005 $0.007 Base1439 ms2 payers100% up
  40. 75api.magentlab.com/api/calc/bclcReig 2022 BCLC stage 0/A/B/C/D from caller-assigned cancer-related ECOG, preserved liver function, transplant option, vascular invasion, extrahepatic disease, tumor count, and largest diameter. Returns stage and expected median survival only. Not a treatment recommendation. magent does not assign ECOG, compute Child-Pugh, or interpret imaging. Not a medical device. Not Milan or UCSF listing.$0.005 $0.007 Base2004 ms2 payers100% up
  41. 75api.magentlab.com/api/calc/barthelMahoney 1965 Barthel Index: ten caller-assigned activity points (feeding, bathing, grooming, dressing, bowels, bladder, toilet, transfers, mobility, stairs) using that paper's 0/5, 0/5/10, or 0/5/10/15 values. magent sums only (max 100 in fives) and does not observe the patient. Not the Collin 0-20 Barthel and not a disability rating or placement decision.$0.005 $0.007 Base1680 ms2 payers100% up
  42. 75api.magentlab.com/api/calc/bardHarrison 2008 BARD score for NAFLD advanced fibrosis: BMI ≥28 kg/m² (1), AST/ALT ≥0.8 (2), diabetes mellitus (1); max 4. Low 0–1, high 2–4 (paper 2–4 vs 0–1 split). Not a NASH diagnosis; magent does not interpret a biopsy or compute BMI. Not FIB-4, APRI, or the NAFLD fibrosis score.$0.005 $0.007 Base2551 ms2 payers100% up
  43. 75api.magentlab.com/api/calc/audit_cBush 1998 AUDIT-C from three caller-assigned integers 0-4 (frequency, typical drinks, binge frequency); magent does not map drink-count categories. Total 0-12. This paper reported ≥3 as sensitive and ≥4 as more specific for heavy drinking / active abuse or dependence in VA outpatients (mostly men). Returns screen_ge_3 and screen_ge_4. Not later sex-specific VA primary-care cutoffs, not the full 10-item AUDIT, and not CIWA-Ar. Not a diagnosis.$0.005 $0.007 Base1512 ms2 payers100% up
  44. 75api.magentlab.com/api/calc/atria_strokeSinger 2013 ATRIA stroke risk score (not Fang 2011 ATRIA bleed). Age x prior stroke Table 3: <65 0/8, 65-74 3/7, 75-84 5/7, >=85 6/9 without/with prior stroke. Plus 1 each: female, diabetes, heart failure, hypertension, proteinuria, eGFR<45 or ESRD. Max 15 (12 without prior stroke). 0-5 low, 6 moderate, 7-15 high. Not a stroke diagnosis or anticoagulation order. Not CHA2DS2-VASc. magent does not assay eGFR or urine.$0.005 $0.007 Base1552 ms2 payers100% up
  45. 75api.magentlab.com/api/calc/atriaFang 2011 ATRIA hemorrhage score: anemia caller flag 3 (paper Hb <13 g/dL men or <12 g/dL women); severe renal disease (eGFR <30 or dialysis) caller flag 3; age >=75 scores 2; prior hemorrhage 1; diagnosed hypertension 1. Max 10. Score 0-3 low, 4 intermediate, 5-10 high. Not a diagnosis. Not a warfarin order. Not HAS-BLED. magent does not measure hemoglobin or compute eGFR.$0.005 $0.007 Base1029 ms2 payers100% up
  46. 75api.magentlab.com/api/calc/asrsKessler 2005 Adult ADHD Self-Report Scale (ASRS) v1.1 Part A: six caller-assigned 0-4 items (never to very often). wrap_up, organization, and remembering count at sometimes or more; avoid_delay, fidget, and motor count at often or more. Screen-positive at ≥4 of 6. Not an ADHD diagnosis, not a medical device, and not the 18-item ASRS or later 0-24 sum cutoffs. magent does not interpret the items.$0.005 $0.007 Base1082 ms2 payers100% up
  47. 75api.magentlab.com/api/calc/asdsAcute Stroke Dysphagia Screen (Edmiaston 2010). Pass only when all five hold: GCS ≥13 and no facial, tongue, or palatal asymmetry or weakness, and no 3-ounce water-swallow aspiration signs. Fail-any screen. Caller assigns GCS and the four bedside flags. magent does not examine cranial nerves or administer water. Not a dysphagia diagnosis, not a diet order, and not a medical device.$0.005 $0.007 Base1489 ms2 payers100% up
  48. 75api.magentlab.com/api/calc/asdas_crpvan 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.$0.005 $0.007 Base1522 ms2 payers100% up
  49. 75api.magentlab.com/api/calc/ascvd_vhrAHA/ACC 2018 Table 4 very high-risk ASCVD for known clinical ASCVD. Very high-risk if ≥2 major events (recent ACS, prior MI, ischemic stroke, symptomatic PAD) or 1 major event and ≥2 high-risk conditions (age ≥65, heterozygous FH, CABG/PCI outside those events, diabetes, hypertension, CKD eGFR 15-59, current smoking, LDL-C ≥100 on max statin and ezetimibe, congestive HF). Not PCE. Not a statin, ezetimibe, or PCSK9 order. magent does not diagnose ASCVD or measure ABI or LDL-C.$0.005 $0.007 Base1042 ms2 payers100% up
  50. 75api.magentlab.com/api/calc/ascvd_pceGoff 2013 ACC/AHA pooled-cohort 10-year hard ASCVD percent for age 40-79 from sex, caller-assigned white or african_american cohort, total and HDL cholesterol, treated or untreated systolic BP, smoking, and diabetes. Table A coefficients. Caller assigns cohort; magent does not assign race and does not apply Recommendation 2 as a silent swap. Not PREVENT 2024, not Framingham CHD, not SCORE2, not a diagnosis or statin order. magent does not assay lipids.$0.005 $0.007 Base1040 ms2 payers100% up
  51. 75api.magentlab.com/api/calc/ascodAmarenco 2013 ASCOD phenotyping of ischemic stroke from caller-assigned grades. A atherosclerosis, S small-vessel disease, C cardiac pathology, O other causes, D dissection. Each grade is 1 potentially causal, 2 causality uncertain, 3 unlikely causal but disease present, 0 absent, or 9 insufficient workup. Returns A1-S0-C2-O0-D0 style phenotype, not a summed score. magent does not read imaging. Not TOAST. Not CCS. Not a treatment. Not a medical device.$0.005 $0.007 Base1738 ms2 payers100% up
  52. 75api.magentlab.com/api/calc/asas_axial_spaASAS 2009 axial SpA classification (Rudwaleit set 3a / fig 2). Required: chronic back pain ≥3 months and age at onset <45. Imaging arm: MRI or modified New York sacroiliitis plus ≥1 of 11 SpA features. Clinical arm: HLA-B27 plus ≥2 other features (HLA-B27 does not count toward those two). Not a diagnosis. Not peripheral ASAS 2011. Not modified New York AS-only. magent does not read films or assay HLA-B27.$0.005 $0.007 Base1354 ms2 payers100% up
  53. 75api.magentlab.com/api/calc/asa_physical_statusASA Physical Status Classification System (ASA House of Delegates 2014, last amended 2020). Caller-assigned class 1-6 plus optional emergency suffix E. Returns asa_label (e.g. 1 or 2E) and the published class definition. Classification alone does not predict perioperative risk. Not an anesthetic plan, not Gupta MICA, not Mallampati. magent does not examine the patient.$0.005 $0.007 Base1348 ms2 payers100% up
  54. 75api.magentlab.com/api/calc/ariscatCanet 2010 ARISCAT simplified risk score (Table 6, β×10 rounded; Mazo 2014 reprints the same points): age <=50=0, 51-80=3, >80=16; SpO2 >=96=0, 91-95=8, <=90=24; respiratory infection last month=17; anemia Hb <=10 flag=11; incision peripheral 0, upper_abdominal 15, intrathoracic 24; duration hours <=2=0, >2 to 3=16, >3=23; emergency=8. Max 123. Low <26, intermediate 26-44, high >=45. Not a diagnosis or cancel-surgery order. magent does not measure SpO2.$0.005 $0.007 Base1248 ms2 payers100% up
  55. 75api.magentlab.com/api/calc/ardsnet_tvARDS 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.$0.005 $0.007 Base1271 ms2 payers100% up
  56. 75api.magentlab.com/api/calc/apriWai 2003 AST to platelet ratio index (APRI) from AST, laboratory AST ULN, and platelet count. Returns APRI to two decimals plus published training-set cut-offs for significant fibrosis (Ishak ≥3) and cirrhosis. ULN is required; magent does not assume 40 U/L. Not a diagnosis, not FIB-4, and not a biopsy.$0.005 $0.007 Base2184 ms2 payers100% up
  57. 75api.magentlab.com/api/calc/apache_iiKnaus 1985 APACHE II integer: 12 Acute Physiology Score items (worst in 24 hours as assigned by the caller) plus age and chronic-health points, max 71. Oxygenation uses A-aDO2 when FiO2 is at least 0.5 and PaO2 when FiO2 is below 0.5. Creatinine points double in acute renal failure. Does not compute predicted death risk. magent does not measure vitals.$0.005 $0.007 Base1358 ms2 payers100% up
  58. 75api.magentlab.com/api/calc/ap_predictionJin 2018 ED model for early diagnosis of acute pancreatitis when lipase is at least 3x ULN. Integer points: prior episodes 0/1/2/3/4, cholelithiasis +2, abdominal surgery in 2 months -2, epigastric pain +2, worsening pain +1, pain duration >=5 days -1, severity mild 0 / moderate +2 / severe +3, lipase fold +0/+1/+2. Score max 14; jin2018_high_ppv if score>=8; jin2024_accuracy_cut if score>=6. Not a diagnosis. Not an imaging order. Not Ranson, BISAP, or Glasgow-Imrie.$0.005 $0.007 Base1673 ms2 payers100% up
  59. 75api.magentlab.com/api/calc/anion_gapSerum anion gap from sodium, chloride, and bicarbonate, with or without potassium. formula=without_k or formula=with_k is required; magent does not pick one. Deterministic Emmett–Narins 1977 arithmetic with citation. Not a diagnosis, albumin-corrected gap (Figge/Fencl), or delta gap.$0.005 $0.007 Base1606 ms2 payers100% up
  60. 75api.magentlab.com/api/calc/alvaradoAlvarado 1986 MANTRELS score from caller-assigned findings, temperature, WBC, and neutrophil percent (max 10). Bands 0-4, 5-6, and 7-10. Deterministic published score with citation; not a diagnosis or operating-room protocol. magent does not examine the abdomen.$0.005 $0.007 Base1363 ms2 payers100% up
  61. 75api.magentlab.com/api/calc/alteplase_strokeNINDS 1995 IV alteplase milligram arithmetic from weight: total_mg = min(0.9 × weight_kg, 90), 10% bolus, 90% infusion over 60 minutes. Reports milligrams and whether the 90 mg cap applied. Not a medical device, not a prescription, not an eligibility screen, and not tenecteplase.$0.005 $0.007 Base1447 ms2 payers100% up
  62. 75api.magentlab.com/api/calc/alt_70Raff 2017 ALT-70 for lower-extremity cellulitis vs pseudocellulitis. Caller-assigned unilateral involvement (3), WBC ≥10,000/µL (1), heart rate ≥90 (1), age ≥70 (2); max 7. Bands 0-2 (pseudocellulitis-leaning), 3-4 (indeterminate), and ≥5 (cellulitis-leaning). Deterministic published score with citation; not a medical device, not a cellulitis diagnosis, and not an antibiotic order. magent does not examine the limb.$0.005 $0.007 Base1512 ms2 payers100% up
  63. 75api.magentlab.com/api/calc/alsfrs_rCedarbaum 1999 ALSFRS-R: twelve caller-assigned integers 0-4 (speech, salivation, swallowing, handwriting, cutting_food, dressing_hygiene, turning_in_bed, walking, climbing_stairs, dyspnea, orthopnea, respiratory_insufficiency). One cutting_food slot for with or without gastrostomy. Sum 0-48. magent does not examine. Cedarbaum 1999 printed no total-score severity bands. Not a diagnosis, not original 10-item ALSFRS, not Karnofsky or ECOG, and not a medical device.$0.005 $0.007 Base1217 ms2 payers100% up
  64. 75api.magentlab.com/api/calc/aldreteAldrete 1970 postanesthetic recovery score from five caller-assigned 0-2 signs (activity, respiration, circulation, consciousness, color), summed to 0-10. Returns 0_to_7 (close observation), 8_to_9 (acceptable for recovery-room discharge to the ward), or 10 (ideal). Deterministic published score with citation; not the 1995 SpO2 revision; not PADSS; not a discharge order.$0.005 $0.007 Base1281 ms2 payers100% up
  65. 75api.magentlab.com/api/calc/akinAKIN 2007 (Mehta Table 2) stage 0-3 from baseline and current creatinine in mg/dL and a caller-assigned urine-output category. Stage is the worse of the two limbs; RRT is stage 3. magent does not assay creatinine, measure urine, or collect weight. Not a medical device, not a diagnosis, not KDIGO 2012, and not RIFLE.$0.005 $0.007 Base1635 ms2 payers100% up
  66. 75api.magentlab.com/api/calc/ais_inhalationEndorf 2007 bronchoscopic AIS inhalation injury grade 0-4 as assigned by the caller. Returns ais_grade, the published bronchoscopic description, and high_grade (true when grade is 2-4; those grades had worse survival than 0-1, P = .03). magent does not perform bronchoscopy. Not a diagnosis. Not ISS body-region AIS. Not RADS CT smoke score. Not a medical device.$0.005 $0.007 Base1192 ms2 payers100% up
  67. 75api.magentlab.com/api/calc/airAndersson 2008 appendicitis inflammatory response (AIR) score from caller-assigned vomiting, right-iliac-fossa pain, rebound or guarding (none/light/medium/strong), temperature, WBC, neutrophil percent, and CRP in mg/L (max 12). Bands 0-4, 5-8, and 9-12. Deterministic published score with citation; not a diagnosis or operating-room protocol. magent does not examine the abdomen.$0.005 $0.007 Base1324 ms2 payers100% up
  68. 75api.magentlab.com/api/calc/ain_riskMoledina 2022 development-model logistic probability of biopsy-proven acute interstitial nephritis from serum creatinine, BUN:creatinine ratio, urine dipstick specific gravity, and dipstick protein (0 or 1+ versus 2+ or higher, caller-assigned). Returns logit and estimated_probability_percent. Not a medical device, not a diagnosis, and not a kidney biopsy. Does not include urine IL-9 or TNF-α. Moledina 2022 publishes no named low/high cutoff.$0.005 $0.007 Base1193 ms2 payers100% up
  69. 75api.magentlab.com/api/calc/aimsGuy 1976 Abnormal Involuntary Movement Scale (AIMS): seven 0-4 movement items summed (max 28). Rate highest severity observed. Items 8-12 (overall severity, incapacitation, awareness, dental problems, dentures) are required and returned, not added to the total. No activation subtraction. Not a tardive dyskinesia diagnosis. magent does not examine the patient. Not a medical device.$0.005 $0.007 Base1056 ms2 payers100% up
  70. 75api.magentlab.com/api/calc/age_adjusted_dimerAge-adjusted D-dimer cutoff (Righini 2014 ADJUST-PE). PE excluded only when D-dimer (ng/mL FEU) is strictly below 500 if age <50 or age×10 if age ≥50. Equality is not excluded. FEU only, not DDU; magent does not convert units. Not a diagnosis, not YEARS, not Wells.$0.005 $0.007 Base1335 ms2 payers100% up
  71. 75api.magentlab.com/api/calc/adrogue_madiasAdrogué–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.$0.005 $0.007 Base1666 ms2 payers100% up
  72. 75api.magentlab.com/api/calc/adaptThan 2012 ADAPT 2-hour accelerated diagnostic protocol for emergency chest pain. low_risk is true only when the caller-assigned TIMI UA/NSTEMI score is 0, new ischemic ECG changes are absent, and both 0-hour and 2-hour (not 3-hour) troponin flags are not elevated. magent does not assign TIMI items, read an ECG, or assay troponin. Not HEART Pathway. Not a discharge order, ACS diagnosis, or stress-test order. Not a medical device.$0.005 $0.007 Base1209 ms2 payers100% up
  73. 75api.magentlab.com/api/calc/ada_diabetesBang 2009 Table 2 development screening score for undiagnosed diabetes. Age (<40 → 0, 40–49 → 1, 50–59 → 2, ≥60 → 3); male 1; family history of diabetes 1; hypertension 1; BMI (≥40 extremely obese 3; 30–<40 obese 2; 25–<30 overweight 1; else 0); physically active −1. Returns score and high_risk (true iff score ≥ 5). BMI-only, no waist. Not Appendix ARIC/CHS, not a diagnosis.$0.005 $0.007 Base1395 ms2 payers100% up
  74. 75api.magentlab.com/api/calc/acr_eular_sjogrenACR/EULAR 2016 primary Sjögren classification (Shiboski Table 3). Required: inclusion_met true (AECG dryness or ESSDAI domain) and exclusion_present false (no radiation, HCV, AIDS, sarcoid, amyloid, GVHD, IgG4-RD). Score: labial biopsy FS ≥1 3, anti-SSA/Ro 3, ocular staining 1, Schirmer 1, UWS 1; max 9; classified iff ≥4. Not a diagnosis. Not AECG 2002. Not 2012 ACR-only. magent does not stain eyes, measure saliva, or read biopsies.$0.005 $0.007 Base1188 ms2 payers100% up
  75. 75api.magentlab.com/api/calc/aceFelitti 1998 ACE Study: seven caller-assigned exposure categories (psychological abuse, physical abuse, sexual abuse, mother treated violently, household substance abuse, household mental illness, household incarceration), 1 point each, max 7. Returns ace_band 0, 1, 2, 3, or ge_4 (score ≥4). A category count, not a diagnosis, trauma inventory, or 10-item ACE-Q. magent does not interpret the items.$0.005 $0.007 Base1222 ms2 payers100% up
  76. 75api.magentlab.com/api/calc/acc_aha_hf2013 ACCF/AHA heart-failure stages (Yancy) from four caller flags: high risk for HF, structural heart disease, prior or current HF symptoms, and refractory specialized care. Returns hf_stage A, B, C, D, or not_staged. Progressive and inviolate: D first, then C, B, A, else not_staged. Not NYHA class and not a diagnosis. magent does not examine the patient or read an echocardiogram.$0.005 $0.007 Base1166 ms2 payers100% up
  77. 75api.magentlab.com/api/calc/abgBerend 2014 physiological acid-base assessment. Labels acidemia or alkalemia, primary metabolic vs respiratory process, anion gap (Na-Cl-HCO3), optional albumin-corrected gap, and printed delta-delta. Not a diagnosis, ventilator order, bicarbonate dose, or blood-gas assay.$0.005 $0.007 Base1250 ms2 payers100% up
  78. 75api.magentlab.com/api/calc/abcd2ABCD2 (Johnston 2007) early stroke-risk score after TIA from age, blood pressure, caller-assigned clinical features, symptom duration, and diabetes (max 7). Bands 0-3, 4-5, and 6-7. Deterministic published score with citation; not a diagnosis or admit protocol. magent does not examine the patient. Not ABCD (Rothwell 2005) and not ABCD3-I.$0.005 $0.007 Base1169 ms2 payers100% up
  79. 75api.magentlab.com/api/calc/aa_gradientAlveolar–arterial oxygen gradient from FiO2, barometric pressure, PaCO2, PaO2, and RQ using the simplified alveolar-gas equation (PH2O 47 mm Hg). Deterministic published arithmetic with citation; not a diagnosis.$0.005 $0.007 Base1111 ms2 payers100% up
  80. 75api.magentlab.com/api/calc/6mwdEnright 1998 predicted six-minute walk distance (meters) from sex, age 40-80, height_cm, and weight_kg (Table 3 height/weight: male 7.57H−5.02age−1.76W−309; female 2.11H−2.29W−5.78age+667). Reports predicted_m and lln_m (minus 153 m men or 139 m women). Optional walked_m (0-1500) yields percent_predicted. Not a timed walk, BMI-equation path, or 80%/400 m class. Not a medical device.$0.005 $0.007 Base1119 ms2 payers100% up
  81. 75api.magentlab.com/api/calc/4pepsRoy 2021 4PEPS Table 3: age <50 −2, 50–64 −1, ≥65 0; chronic respiratory disease −1; HR <80 −1; chest pain and acute dyspnea +1; male +2; estrogen treatment +2; prior VTE +2; syncope +2; 4-week immobility +2; SpO2 <95% +3; calf pain or unilateral edema +3; PE most likely +5. Max 22. Bands: very_low <0, low 0–5, moderate 6–12, high ≥13. Not imaging or D-dimer. magent does not examine the patient or decide PE most likely.$0.005 $0.007 Base2414 ms2 payers100% up
  82. 75amanchain-relay.gitajhd.workers.dev/api/x402/aman-crypto-priceBitcoin price and live USD spot price for any major cryptocurrency — BTC, ETH, SOL and 100+ assets; real-time single-token price API with 24h change. Deterministic on-chain execution by the AmanChain node — live consensus state, real blocks, pools and balances. Pay per call via x402 (USDC on Base), no account, no API key. POST JSON {"serviceId":"aman-crypto-price","request":"<input>"}.$0.0012 $0.0012 Base1857 ms2 payers100% up
  83. 75ip.openverbs.com/v1/expandReturn both the fully-expanded (eight 4-hex groups) and canonical compressed (RFC 5952) forms of an address. IPv4 is returned unchanged in both fields.$0.002 Base1004 ms2 payers80% up
  84. 75regex.openverbs.com/v1/replaceReplace matches of a RE2 pattern with a replacement string. Replaces all matches by default (set all=false for first-only). The replacement may reference capture groups with $1, $2 or ${name}. Returns the resulting string.$0.004 Base1013 ms2 payers80% up
  85. 75regex.openverbs.com/v1/splitSplit the input into parts on each match of a RE2 pattern. An optional limit caps the number of parts (0 = unlimited). Returns the parts array and its count.$0.004 Base1016 ms2 payers80% up
  86. 75market.datapackvibe.com/x402/assistant-finance-quick-ratio-batchQuick ratio - Batch calculation: Calculate up to 200 supplied records and locate invalid rows. Metric: Quick ratio. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded batch calculation report.$0.01 Base1576 ms2 payers75% up
  87. 75market.datapackvibe.com/x402/assistant-finance-net-margin-rollingNet margin - Rolling mean report: Calculate trailing full-window means over ordered observations, preserving invalid-row gaps. Metric: Net margin. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded rolling mean report report.$0.01 Base3104 ms2 payers83% up
  88. 75market.datapackvibe.com/x402/assistant-finance-gross-margin-outliersGross margin - IQR outlier flags: Flag observations beyond 1.5 times the interquartile range; statistical flags are not errors or fraud findings. Metric: Gross margin. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded iqr outlier flags report.$0.01 Base2025 ms2 payers75% up
  89. 75market.datapackvibe.com/x402/assistant-finance-gross-margin-batchGross margin - Batch calculation: Calculate up to 200 supplied records and locate invalid rows. Metric: Gross margin. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded batch calculation report.$0.01 Base1856 ms2 payers75% up
  90. 75market.datapackvibe.com/x402/assistant-finance-cash-ratio-rankCash ratio - Record ranking: Rank up to 200 supplied records by calculated value, preserving row indices; higher is not necessarily better. Metric: Cash ratio. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded record ranking report.$0.01 Base1795 ms2 payers75% up
  91. 75market.datapackvibe.com/x402/pulse-market-stacks-spread-checkStacks Bid-ask spread check: Bid-ask spread check for Stacks (STX-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  92. 75market.datapackvibe.com/x402/pulse-market-sandbox-spread-checkThe Sandbox Bid-ask spread check: Bid-ask spread check for The Sandbox (SAND-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  93. 75market.datapackvibe.com/x402/pulse-market-one-inch-ticker1inch Live ticker: Live ticker for 1inch (1INCH-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  94. 75market.datapackvibe.com/x402/pulse-market-helium-spread-checkHelium Bid-ask spread check: Bid-ask spread check for Helium (HNT-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Base447 ms2 payers67% up
  95. 75market.datapackvibe.com/x402/pulse-market-dash-hourly-candlesDash Hourly price candles: Hourly price candles for Dash (DASH-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  96. 75market.datapackvibe.com/x402/pulse-market-chiliz-tickerChiliz Live ticker: Live ticker for Chiliz (CHZ-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Base756 ms2 payers67% up
  97. 75market.datapackvibe.com/x402/pulse-market-bittensor-tickerBittensor Live ticker: Live ticker for Bittensor (TAO-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Base705 ms2 payers67% up
  98. 75market.datapackvibe.com/x402/pulse-market-axelar-spread-checkAxelar Bid-ask spread check: Bid-ask spread check for Axelar (AXL-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  99. 75market.datapackvibe.com/x402/pulse-market-algorand-statsAlgorand 24-hour statistics: 24-hour statistics for Algorand (ALGO-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Basedown2 payers67% up
  100. 75agents.daedalusdevelopmentgroup.com/v1/screenshotDDG agent-payable service request$0.005 $0.01 Base1060 ms2 payers100% up