x402watch

52,001 paid endpoints are listed. 30,186 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 2026-10-10 06:17 UTC · 52,001 probed

30,186 answering 40217,480 down3,440 rejecting895 no paywall1,680 price drift
  1. 80tanod.dev/v1/chain/block-atchainpeek (Tanod) block at a time: the last block at or before a Unix or ISO 8601 time on Ethereum or Base, plus the next block. Read-only.$0.003 Base248 ms2 payers67% up
  2. 80tanod.dev/v1/rendersitepeek (Tanod) web page render: a public URL fetched and converted to clean Markdown; private/internal addresses are refused. Returned content is untrusted.$0.005 Base255 ms2 payers67% up
  3. 80tanod.dev/v1/pdf/splitpdfpeek (Tanod) PDF split: a PDF split by page ranges or every N pages.$0.005 Base248 ms2 payers67% up
  4. 80tanod.dev/v1/pdf/metadataRead, edit or strip the metadata of a PDF (pdfpeek)$0.005 Base258 ms2 payers67% up
  5. 80402.com.tr/api/x402/safe-to-send🆕 Before your agent sends, approves or signs to an address: one GO/REVIEW/STOP verdict. Screens OFAC sanctions, Coinbase/Basename identity, wallet vs contract, how long the address has existed, and whether contract logic can be swapped AFTER you send. Every factor returns what it found and what it could not read — a check that did not run never reads as clean, so GO means everything material was actually screened. Not financial advice.$0.01 $0.03 Base530 ms2 payers100% up
  6. 80agentforge-taupe.vercel.app/v1/token-researchDeep token due diligence for analysts and trading agents: aggregates CoinGecko market data, DeFiLlama DeFi metrics, Etherscan contract verification, and Polymarket prediction markets into one multi-source report. Category: data.$0.04 $0.03 Base334 ms2 payers100% up
  7. 80agent-dispatch-production-4e75.up.railway.app/v1/smsSend one SMS to a mobile number, paid per message in USDC with x402. Use it when an agent must notify a person by text. The 402 quotes the exact price for the destination and message length. No account and no API key: any wallet that pays sends in one call. An opt-out link is appended to the message, and numbers that opted out are refused. Returns an order; poll GET /v1/orders/{id} for delivery status.$0.055 $0.056 Base495 ms2 payers100% up
  8. 80api.magentlab.com/api/calc/rome_iv_infant_regurgitationBenninga 2016 Rome IV G1 infant regurgitation. rome_iv_infant_regurgitation is true iff otherwise_healthy_infant_3_weeks_to_12_months, regurgitation_at_least_twice_daily_for_3_or_more_weeks, and no_retching_hematemesis_aspiration_apnea_ftt_feeding_swallowing_or_abnormal_posturing. magent does not examine the infant. Not a diagnosis, not GERD, not rumination, not child or adolescent Rome IV.$0.005 $0.007 Base958 ms2 payers100% up
  9. 80api.magentlab.com/api/calc/rome_iv_child_aerophagiaHyams 2016 Rome IV H1d child aerophagia. True iff air swallowing, distention from intraluminal air that increases during the day, repetitive belching and/or increased flatus, not another condition, and 2-month duration. All three symptom criteria required. Not adult belching disorders or infant regurgitation. Caller assigns five flags. magent does not examine the patient. Not a diagnosis.$0.005 $0.007 Base865 ms2 payers100% up
  10. 80api.magentlab.com/api/calc/remaÁlvarez-Twose 2012 REMA: male +1, female −1; serum baseline tryptase <15 μg/L −1, 15–25 0, >25 +2; pruritus, hives or angioedema present −2, absent +1; syncope or presyncope +3. Range −4 to +7. Clonality likely iff score ≥2. Caller assigns sex, sBt, cutaneous signs, and syncope. Not a medical device, not a diagnosis of SM, not WHO SM criteria. magent does not assay tryptase.$0.005 $0.007 Base697 ms2 payers100% up
  11. 80api.magentlab.com/api/calc/rebound_hyperbilirubinemiaChang 2017 three-variable rebound hyperbilirubinemia score: +15 if GA <38 weeks, −7 × age at phototherapy start in days, −4 × (caller AAP phototherapy threshold − TSB at termination), +50. Scores <20 correspond to a <4% chance of TSB returning to threshold within 72 hours. magent does not assay bilirubin or compute the AAP nomogram. Not Chang 2019. Not a phototherapy order.$0.005 $0.007 Base399 ms2 payers100% up
  12. 80api.magentlab.com/api/calc/reach_bYang 2011 REACH-B 17-point HCC risk (non-cirrhotic REVEAL-HBV). Sex female 0, male 2; age 30-65 (30-34 0 through 60-65 6); ALT U/L <15 0, 15-44 1, >=45 2; HBeAg positive 2; HBV DNA copies/mL <10000 0, 10000-99999 3, 100000-999999 5, >=1000000 4. Returns score 0-17 and published 3/5/10-year percents. Not a diagnosis, not a biopsy, not for cirrhosis. magent does not assay ALT or HBV DNA.$0.005 $0.007 Base964 ms2 payers100% up
  13. 80api.magentlab.com/api/calc/rcriLee 1999 revised cardiac risk index: six 1-point factors (high-risk surgery, ischemic heart disease, heart failure, cerebrovascular disease, insulin diabetes, creatinine >2.0 mg/dL) and class I–IV. Deterministic published arithmetic with citation; not operative clearance.$0.005 $0.007 Base869 ms2 payers100% up
  14. 80api.magentlab.com/api/calc/rbc_aboAABB Standards 28th ed. Standard 5.14 RBC ABO/Rh compatibility from caller-assigned recipient and unit ABO (o, a, b, ab) and RhD (positive, negative). Group O RBCs to O/A/B/AB; A to A/AB; B to B/AB; AB to AB. RhD-negative units to either RhD; RhD-positive units only to RhD-positive recipients. Not a transfusion order. magent does not type blood. Does not encode emergency RhD-positive-to-negative exceptions, plasma, or platelets.$0.005 $0.007 Base452 ms2 payers100% up
  15. 80api.magentlab.com/api/calc/raspVertesi 2003 RASP multiplies exclusive source (A), inoculum type (B), and transmission (C) to Z, then total_risk = (1/Z) × volume (D). Table 2: <1/1000 definitely indicated; 1/1000–1/10 000 recommended but optional; 1/10 001–1/100 000 optional but not recommended; >1/100 000 not indicated. Average Canadian community prevalence is baked into the scores. Caller-assigned tokens. Not a PEP order. magent does not interpret the source patient.$0.005 $0.007 Base572 ms2 payers100% up
  16. 80api.magentlab.com/api/calc/r_factorCIOMS R factor from ALT, ALP, and laboratory ULNs (Bénichou 1990). R = (ALT/ALT_ULN)/(ALP/ALP_ULN), rounded to 1 decimal, then hepatocellular (R ≥ 5), cholestatic (R ≤ 2), or mixed (2 < R < 5). Deterministic published arithmetic with citation. Not a medical device, not a DILI diagnosis or RUCAM score; magent does not assay enzymes. R is the enzyme pattern only.$0.005 $0.007 Base921 ms2 payers100% up
  17. 80api.magentlab.com/api/calc/puqeKoren 2002 12-hour PUQE: three caller-assigned integers 1-5 (nausea duration, vomiting episodes, and retching episodes over the last 12 hours as in that paper's table). Sum 3-15. magent does not interview the patient. Koren 2002 published no 3-6 / 7-12 / ≥13 total-score cuts; later 24-hour and trimester-long forms are not scored. Not an antiemetic order and not a medical device.$0.005 $0.007 Base477 ms2 payers100% up
  18. 80api.magentlab.com/api/calc/pucaiTurner 2007 pediatric ulcerative colitis activity index (PUCAI): six caller-assigned item points (abdominal pain, rectal bleeding, stool consistency of most stools, stools per 24 hours, nocturnal stools, activity level) using that paper's published integers. magent sums only (max 85) and returns the published activity band (<10 remission, 10-34 mild, 35-64 moderate, ≥65 severe). magent does not examine the child. Not a diagnosis and not the adult Mayo score.$0.005 $0.007 Base917 ms2 payers100% up
  19. 80api.magentlab.com/api/calc/pregnancy_due_datesPregnancy estimated due date from a certain LMP using ACOG Committee Opinion 700 Naegele: edd_days_from_lmp = 280 + (cycle_length_days - 28). Inputs are numeric days_since_lmp (0-294) and cycle_length_days (21-35); those bands are magent clamps. Reports gestational_age_days and days_until_edd (negative if past EDD). Not a dating ultrasound. magent does not interpret imaging. Not a delivery date order.$0.005 $0.007 Base377 ms2 payers100% up
  20. 80api.magentlab.com/api/calc/pre_scorePRE (Pittsburgh Response to Endovascular therapy) score: age + 2×NIHSS - 10×ASPECTS (Rangaraju 2015). Integer PRE, quartiles <0 / 0-24 / 25-49 / >=50, and recanalization-benefit strata <-24 / -24 to 49 / >=50. Not a thrombectomy recommendation. The caller assigns NIHSS and ASPECTS; magent does not assign NIHSS or read CT.$0.005 $0.007 Base792 ms2 payers100% up
  21. 80api.magentlab.com/api/calc/phenytoin_correctionSheiner–Tozer / Winter–Tozer albumin-adjusted total phenytoin: Ccorr = Cobs / ((0.2 or 0.1) × albumin_g_dl + 0.1). Renal factor 0.1 when renal_impairment is true. Deterministic published arithmetic with citation; not a free phenytoin level or a dose.$0.005 $0.007 Base787 ms2 payers100% up
  22. 80api.magentlab.com/api/calc/pgcsPaediatric Glasgow Coma Scale (PGCS) from caller-assigned eye 1-4, verbal 1-5, and motor 1-6 integers (Reilly 1988). Sum 3-15; 1976-style six-point motor. magent does not observe the child, take age, pick age-specific wording, or implement an age-max expected-normal table. Not adult GCS 1974 five-point motor. Not a diagnosis, trauma triage, or intubation order.$0.005 $0.007 Base942 ms2 payers100% up
  23. 80api.magentlab.com/api/calc/pegKrebs 2009 PEG from three caller-assigned integers 0-10 (pain_average, enjoyment_of_life, general_activity). Unweighted mean (range 0-10, one decimal). magent does not interview the patient. Krebs 2009 published no diagnostic cutoff; magent does not invent mild, moderate, or severe bands. Not a pain diagnosis, opioid order, or the full Brief Pain Inventory.$0.005 $0.007 Base955 ms2 payers100% up
  24. 80api.magentlab.com/api/calc/pediatric_ettCole 1957 uncuffed pediatric endotracheal tube internal diameter: age_years/4 + 4 millimetres. Deterministic published arithmetic with citation; not a device-selection order or length-based tape.$0.005 $0.007 Base958 ms2 payers100% up
  25. 80api.magentlab.com/api/calc/onlsGraham 2006 ONLS: caller-assigned arm_scale 0-5 plus leg_scale 0-7. Sum 0-12. Score 0 is no limitations. Arm 5 or leg 7 is no purposeful movement of that region. Leg 0 requires walking, stairs, and running unaffected. Remaining grades match ODSS; this is not ODSS and not Adjusted ONLS. magent does not observe the patient. No published total-score severity bands. Not a diagnosis and not a medical device.$0.005 $0.007 Base793 ms2 payers100% up
  26. 80api.magentlab.com/api/calc/nlrNLR (bulk)$0.005 $0.007 Base889 ms2 payers100% up
  27. 80api.magentlab.com/api/calc/nincds_adrdaMcKhann 1984 NINCDS-ADRDA diagnostic category as assigned by the caller (definite, probable, possible, or unlikely). Returns the token and the published defining-features description. magent does not examine the patient. Not NIA-AA 2011/2018. Not DSM. Not an Alzheimer's diagnosis. Not a medical device.$0.005 $0.007 Base989 ms2 payers100% up
  28. 80api.magentlab.com/api/calc/mtoq_4Lipton 2015 mTOQ-4 from four caller-assigned frequency items: pain-free within 2 hours, one dose keeps headache away ≥24 hours, comfortable enough to plan daily activities, in control enough to return to normal function. Each never=0, rarely=0, less_than_half=1, half_or_greater=2. Sum 0-8. Bands very_poor 0, poor 1-5, moderate 6-7, maximum 8. magent does not interview the patient. Not a diagnosis, not an abortive-drug order, not the 19-item or 6-item mTOQ.$0.005 $0.007 Base834 ms2 payers100% up
  29. 80api.magentlab.com/api/calc/motzerMotzer 1999 MSKCC: KPS <80, LDH >1.5×ULN, hemoglobin <LLN, corrected calcium >10 mg/dL, no prior nephrectomy; 1 point each, max 5. Favorable 0, intermediate 1–2, poor ≥3. Deterministic published score with citation; not an RCC diagnosis or treatment recommendation; not IMDC; not Motzer 2002/2004. magent does not assign KPS or assay LDH, hemoglobin, or calcium.$0.005 $0.007 Base804 ms2 payers100% up
  30. 80api.magentlab.com/api/calc/modified_hoehn_yahrGoetz 2004 modified Hoehn and Yahr stage (Table 1). Caller-assigned tokens 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, or 5.0 with the published description. No stage 0. Not the original integer-only 1-5 scale, not UPDRS, not a diagnosis, and not an outcome measure. magent does not examine the patient. Not a medical device.$0.005 $0.007 Base674 ms2 payers100% up
  31. 80api.magentlab.com/api/calc/midasStewart 1999 MIDAS from five caller-assigned 3-month day counts: missed paid work/school, work/school ≥50% reduced, missed household work, household ≥50% reduced, missed family/social/leisure. Each 0-90; total 0-450. magent does not include questions A or B and does not assign or de-duplicate days. Grades I 0-5 little/minimal, II 6-10 mild, III 11-20 moderate, IV ≥21 severe. Not a migraine diagnosis, not a triptan/prophylaxis order, not GAD-7 or PHQ-9.$0.005 $0.007 Base486 ms2 payers100% up
  32. 80api.magentlab.com/api/calc/mgfaJaretzki 2000 MGFA Clinical Classification (Table 1). Caller-assigned class I, IIa, IIb, IIIa, IIIb, IVa, IVb, or V with the published description. Class V is intubation except routine postoperative management. A feeding tube without intubation is class IVb. Not QMG, not MG-ADL, not Osserman, and not an outcome measure (QMG is separate). magent does not examine the patient. Not a medical device.$0.005 $0.007 Base724 ms2 payers100% up
  33. 80api.magentlab.com/api/calc/mg_adlWolfe 1999 myasthenia gravis activities of daily living (MG-ADL) profile: eight caller-assigned integers 0-3 (talking, chewing, swallowing, breathing, brush_comb, arise_chair, double_vision, eyelid_droop), summed 0-24. magent does not examine the patient. Wolfe 1999 correlated MG-ADL with QMG; that is not a conversion. Not QMG, not MGFA class. Score and max_score only; no severity band. Not a medical device.$0.005 $0.007 Base910 ms2 payers100% up
  34. 80api.magentlab.com/api/calc/menzaMenza 2009 HIV-acquisition score for MSM. Four caller-assigned flags: meth or poppers in the prior 6 months (11), current or prior bacterial STI (4), ≥10 male partners in the prior year (3), unprotected anal intercourse with a positive- or unknown-status partner in the prior year (1). Max 19. Integer score only; no named strata or PrEP cutoff. Not a diagnosis, PrEP order, or test-and-treat protocol. Not HIRI-MSM or SexPro. magent does not take a sexual history.$0.005 $0.007 Base811 ms2 payers100% up
  35. 80api.magentlab.com/api/calc/levothyroxine_doseAdult levothyroxine (LT4) full-replacement estimate: daily_lt4_mcg = weight_kg * 1.6 (ATA 2014). Weight in kg or lb. Not a prescription, TSH titration, pediatric or pregnancy-specific dose, or tablet strength. Lean-body-mass adjustment may apply; elderly and cardiac patients often start lower. Deterministic published arithmetic with citation.$0.005 $0.007 Base704 ms2 payers100% up
  36. 80api.magentlab.com/api/calc/iv_dripINS gravity drip rate: gtt/min = (volume_ml × drop_factor_gtt_ml) / time_min, rounded half away from zero to an integer. Drop factor 10, 15, or 20 gtt/mL macrodrip or 60 gtt/mL microdrip. Also reports mL/hour. Not a pump program, drug order, or device. Deterministic published arithmetic with citation.$0.005 $0.007 Base995 ms2 payers100% up
  37. 80api.magentlab.com/api/calc/isth_batRodeghiero 2010 ISTH/SSC bleeding assessment tool (BAT). Fourteen caller-assigned Table S1 symptom integers (0-4; cns_bleeding 0, 3, or 4 only). magent sums only (max 56) and does not take the bleeding history. This 2010 letter did not identify an abnormal bleeding score; magent does not apply later Elbatarny 2014 / WFH ≥4 male / ≥6 female / ≥3 child cutoffs. Not a VWD diagnosis and not a medical device.$0.005 $0.007 Base846 ms2 payers100% up
  38. 80api.magentlab.com/api/calc/ipss_rGreenberg 2012 IPSS-R for MDS: cytogenetics (very_good 0, good 1, intermediate 2, poor 3, very_poor 4; caller assigns the Schanz subgroup), BM blasts, hemoglobin g/dL, platelets, and ANC; max 10. very_low ≤1.5 through very_high >6. Deterministic published score with citation; not a diagnosis or transplant listing; not IPSS 1997 or IPSS-M. magent does not karyotype.$0.005 $0.007 Base959 ms2 payers100% up
  39. 80api.magentlab.com/api/calc/intrauterine_rbcMandelbrot 1988 intrauterine RBC transfusion volume: fetoplacental_volume_ml = 1.046 + estimated_fetal_weight_g * 0.14; volume_ml uses the unrounded fetoplacental volume times (hct_final_percent - hct_initial_percent) / hct_donor_percent. Hematocrit arm only; the paper also allowed platelet count — magent does not implement platelets. Caller-assigned estimated fetal weight; magent does not estimate weight from biometry. Not a medical device or transfusion order.$0.005 $0.007 Base471 ms2 payers100% up
  40. 80api.magentlab.com/api/calc/impede_vteSanfilippo 2019 IMPEDE VTE for multiple myeloma: IMiD 4, BMI>=25 1, pelvic/hip/femur fracture 4, ESA 1, doxorubicin 3, dexamethasone none/low/high 0/2/4 (high if monthly >160 mg), Asian/Pacific Islander -3 (caller-assigned), VTE history 5, tunneled line 2, thromboprophylaxis none/prophylactic/therapeutic 0/-3/-4. Unclamped. <=3 low 3.3%, 4-7 intermediate 8.3%, >=8 high 15.2%. Not a prophylaxis order. Not SAVED or Khorana.$0.005 $0.007 Base873 ms2 payers100% up
  41. 80api.magentlab.com/api/calc/hitsSherin 1998 HITS from four caller-assigned integers 1-5 (hurt, insult, threaten, scream; never=1 to frequently=5). magent does not interview the patient or interpret the items. Sum 4-20. Screen-positive when score ≥10. Deterministic published score with citation; not a diagnosis of intimate partner violence and not a medical device.$0.005 $0.007 Base962 ms2 payers100% up
  42. 80api.magentlab.com/api/calc/hietHigh-dose insulin euglycemia therapy (HIET) from Engebretsen 2011: 1 U/kg insulin bolus, then a 1-10 U/kg/h continuous infusion. Weight in kg or lb. Not a prescription. Used in beta-blocker or calcium-channel-blocker cardiogenic shock. magent does not titrate, choose dextrose, or add DigiFab, glucagon, or calcium. Deterministic published arithmetic with citation.$0.005 $0.007 Base701 ms2 payers100% up
  43. 80api.magentlab.com/api/calc/ffmBoer 1984 estimated lean body mass from sex, height_cm, and weight_kg (male 0.407W+0.267H-19.2; female 0.252W+0.473H-48.3). Reports lbm_kg (paper term) with ffm_kg as the same alias. Height 100-220 cm and weight 20-300 kg are magent clamps, not Boer bands. Not a dosing weight, James/Hume formula, or measured body composition. magent does not measure the patient.$0.005 $0.007 Base882 ms2 payers100% up
  44. 80api.magentlab.com/api/calc/dli_volumeShi 2020 donor whole-blood liters to process for a CD3+ DLI target: (recipient_weight_kg × cd3_target_per_kg × num_infusions) / (0.6 × donor_alc_per_ul × collection_efficiency × 1e6). Estimates CD3 as 60% of donor ALC. Caller assigns collection_efficiency in (0,1]; the paper used first-quartile 0.57. Deterministic published arithmetic with citation. Not an apheresis order; magent does not run a device or the paper's CD34 HPC algorithm.$0.005 $0.007 Base759 ms2 payers100% up
  45. 80api.magentlab.com/api/calc/cryoprecipitateCryoprecipitate bag estimate from the AABB Technical Manual calculation as reprinted in Nascimento 2011: 70 mL/kg blood volume, 250 mg fibrinogen per bag, bags = ceil(mg_fibrinogen / 250). Deterministic published arithmetic with citation. Not a transfusion order or major-haemorrhage protocol. The paper notes 100% recovery is likely false and fibrinogen per bag varies. magent does not choose a product or ABO group.$0.005 $0.007 Base836 ms2 payers100% up
  46. 80api.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 Base986 ms2 payers100% up
  47. 80api.magentlab.com/api/calc/cppCerebral perfusion pressure from caller-supplied MAP and ICP in mm Hg: CPP = MAP − ICP, rounded to 1 decimal. Returns cpp_ge_70 when CPP is at least 70 mm Hg (Rosner 1995 protocol minimum). magent does not measure MAP or ICP and is not an invasive monitor. Not a medical device and not a treatment protocol.$0.005 $0.007 Base957 ms2 payers100% up
  48. 80api.magentlab.com/api/calc/cciCorrected count increment (CCI) after platelet transfusion: (post - pre platelet count per uL) * BSA_m2 / (dose in 10^11). Davis 1999 Transfusion. Returns CCI and the uncorrected increment only. Caller supplies BSA; magent does not compute Nadler BSA from height/weight, assay platelets, emit a 5000 or 7500 refractoriness cutoff, or order a transfusion. Davis 1999 cautions CCI/PPR can distort comparisons of platelet products.$0.005 $0.007 Base676 ms2 payers100% up
  49. 80api.magentlab.com/api/calc/atropine_opEddleston 2004 atropine maintenance infusion after atropinization. infusion_low_mg_h = 0.10 * atropine_load_mg; infusion_high_mg_h = 0.20 * atropine_load_mg. Caller supplies the total atropine loading milligrams already used to stabilize. Not doubling-bolus titration, not pralidoxime, not a prescription. magent does not diagnose organophosphate poisoning and does not choose loading boluses.$0.005 $0.007 Base828 ms2 payers100% up
  50. 80api.magentlab.com/api/calc/allowable_blood_lossGross 1983 dilution-corrected allowable blood loss from caller-supplied estimated blood volume and initial versus target hematocrit. Deterministic published arithmetic with citation. Not a transfusion trigger or order. Does not compute Nadler EBV; does not use the uncorrected EBV*(Hi-Hf)/Hi form.$0.005 $0.007 Base762 ms2 payers100% up
  51. 80api.magentlab.com/api/calc/acetylcysteine_ivIntravenous 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.$0.005 $0.007 Base648 ms2 payers100% up
  52. 80api.magentlab.com/api/calc/aap_tsbAAP 2022 Kemper KAS 10 intensive phototherapy threshold from Supplemental Tables 1 and 2 by completed GA, age in hours, TSB, and caller-assigned extra neurotoxicity risk factors. Linear interpolation between tabulated hours. Do not subtract conjugated bilirubin. Not a phototherapy order. magent does not assay TSB.$0.005 $0.007 Base585 ms2 payers100% up
  53. 80api.magentlab.com/api/calc/acr_eular_pmrACR/EULAR 2012 PMR classification (Dasgupta Table 4). Required: age 50–120, bilateral shoulder aching, abnormal CRP or ESR. Score morning stiffness >45 min 2, hip pain or limited ROM 1, RF or ACPA absent 2, other joint pain absent 1. Without ultrasound: max 6, classified iff ≥4. With ultrasound: add shoulder-and-hip 1 and both shoulders 1; max 8, classified iff ≥5. Not a diagnosis (not meant for diagnostic purposes). magent does not assay CRP/ESR/RF/ACPA or perform ultrasound.$0.005 $0.007 Base847 ms2 payers100% up
  54. 80intel.rallylive.ca/bulk/dnsBulk DNS lookup: up to 20 domains in one $0.01 call. For each: A records, MX records, nameservers, and whether SPF and DMARC exist. Batch domain checks for lead lists, portfolio audits and monitoring at a twentieth of the per-domain price.$0.01 $0.10 Base416 ms2 payers100% up
  55. 80intel.rallylive.ca/site/lead-cardLead card: a one-screen company summary for a CRM from just a domain: company name, one-line description, website, industry hints from keywords, size hints (domain age, tech stack breadth, SaaS vendors), social handles, contact emails, mail provider, location hints and a trust score. $0.01 per lead.$0.01 $0.05 Base397 ms2 payers100% up
  56. 80prediction-bot-iggf.onrender.com/shiftSentiment shift detector for Polymarket/Kalshi: current X score minus last cached score — catch narrative flips between agent polls. Lite discovery price $0.01 (aligns with Bazaar indexes).$0.01 $0.35 Base459 ms2 payers100% up
  57. 80fiatdock.com/s/svc_9805fe0d-2b72-4dd7-8ba9-a06649e4ff73Pay-per-call: Mythos Multi-Chain Gas Tracker$0.001 $0.005 Base478 ms2 payers100% up
  58. 80srv1553682.hstgr.cloud/fng/api/fear-greedCrypto Fear & Greed index: current value and classification plus 7-day history. Always-on, self-healing, verified onchain settlement. Source: Alternative.me.$0.0021 $0.0015 Base470 ms2 payers100% up
  59. 80x402.telnyx.com/v1/chat/completionsFrontier chat completions via Telnyx Inference (MiniMax M2.7). OpenAI-compatible. $0.002856 USDC per call — no API key, no signup, pay per request.$0.0029 $0.0072 Base323 ms2 payers100% up
  60. 80zerostart-agent.jack-labs.workers.dev/paid/brief-auditAudit short landing-page copy for clarity, outcome, call-to-action, and readable length.$0.01 $5000.00 Base860 ms2 payers100% up
  61. 80agdata.shveik.dev/x402/amazonKeyword search on Amazon.com (US store): up to 20 products per call, each filled in from its product page. Body: {query, limit}. The normalized object per product: asin, title, brand, price, list_price, currency, rating, reviews_count, in_stock, seller, image, url, description and the features bullet list. Good for price checks and product comparison.$0.113 $0.117 Base388 ms2 payers100% up
  62. 80agdata.shveik.dev/x402/google-mapsGoogle Maps places for a search term, optionally narrowed to an area: {"query":"coffee shops","location":"Prague","limit":5}. Up to 20 places per call. Each place comes back with title, categoryName, address, phone, website, totalScore (rating), reviewsCount, location (lat, lng), openingHours, price, placeId and its Maps url. Common uses are local lead lists, store and competitor mapping, and checking a business's hours or phone number.$0.0922 $0.0962 Base422 ms2 payers100% up
  63. 80agdata.shveik.dev/x402/youtubeYouTube video search by keyword, or the videos of one channel. Mode search takes keywords; mode profile takes a channel handle without the @. limit is 1-20 regular videos, no Shorts or live streams. Per video you get a normalized object: title, description, views, likes, comments_count, duration_seconds, published_at, thumbnail, url, channel_name, channel_url, channel_id, subscribers.$0.092 $0.096 Base462 ms2 payers100% up
  64. 80agdata.shveik.dev/x402/tiktokGet TikTok videos for a username, a hashtag or a search keyword. The body is {mode: profile|hashtag|search, query, limit} and limit runs 1-20. Records use the scraper's own field names: text, createTimeISO, playCount, diggCount (likes), commentCount, shareCount, webVideoUrl, hashtags, authorMeta (name, nickName, fans, verified), musicMeta and videoMeta.duration. A leading @ or # in the query is stripped.$0.0867 $0.0907 Base462 ms2 payers100% up
  65. 80agdata.shveik.dev/x402/instagramInstagram posts as JSON. Mode profile returns an account's posts, hashtag returns posts under a tag, and search or user take a keyword and scrape the best-matching hashtag or account. Send {mode, query, limit} with limit 1-20. Each post has a normalized object: caption, likes, comments_count, views, posted_at, media_type, media_url, hashtags, author, author_name, shortcode, url. No Instagram login or API key needed.$0.0647 $0.0687 Base457 ms2 payers100% up
  66. 80agents.daedalusdevelopmentgroup.com/v1/sla/declareDDG agent-payable service request$0.001 $0.01 Base478 ms2 payers100% up
  67. 80agents.daedalusdevelopmentgroup.com/v1/mail/inboxDDG agent-payable service request$0.002 $0.01 Base432 ms2 payers100% up
  68. 80agents.daedalusdevelopmentgroup.com/v1/enrich/emailDDG agent-payable service request$0.005 $0.01 Base402 ms2 payers100% up
  69. 80agents.daedalusdevelopmentgroup.com/v1/enrich/domainDDG agent-payable service request$0.005 $0.01 Base395 ms2 payers100% up
  70. 80agents.daedalusdevelopmentgroup.com/v1/inbox/messages/listDDG agent-payable service request$0.001 $0.01 Base405 ms2 payers100% up
  71. 80agents.daedalusdevelopmentgroup.com/v1/sla/reportDDG agent-payable service request$0.001 $0.01 Base408 ms2 payers100% up
  72. 80agents.daedalusdevelopmentgroup.com/v1/base64-codecDDG agent-payable service request$0.001 $0.01 Base380 ms2 payers100% up
  73. 80agents.daedalusdevelopmentgroup.com/v1/inbox/sendDDG agent-payable service request$0.004 $0.01 Base401 ms2 payers100% up
  74. 80agents.daedalusdevelopmentgroup.com/v1/mail/keys/lookupDDG agent-payable service request$0.001 $0.01 Base359 ms2 payers100% up
  75. 80agents.daedalusdevelopmentgroup.com/v1/inbox/lookupDDG agent-payable service request$0.001 $0.01 Base312 ms2 payers100% up
  76. 80agents.daedalusdevelopmentgroup.com/v1/http-headersDDG agent-payable service request$0.001 $0.01 Base444 ms2 payers100% up
  77. 80agents.daedalusdevelopmentgroup.com/v1/dns-lookupDDG agent-payable service request$0.001 $0.01 Base415 ms2 payers100% up
  78. 80agents.daedalusdevelopmentgroup.com/v1/robots-checkDDG agent-payable service request$0.001 $0.01 Base344 ms2 payers100% up
  79. 80agents.daedalusdevelopmentgroup.com/v1/qr-codeDDG agent-payable service request$0.001 $0.01 Base471 ms2 payers100% up
  80. 80agents.daedalusdevelopmentgroup.com/v1/price-feedDDG agent-payable service request$0.001 $0.01 Base531 ms2 payers100% up
  81. 80agents.daedalusdevelopmentgroup.com/v1/ip-geolocationDDG agent-payable service request$0.001 $0.01 Base561 ms2 payers100% up
  82. 80agents.daedalusdevelopmentgroup.com/v1/hash-computeDDG agent-payable service request$0.001 $0.01 Base496 ms2 payers100% up
  83. 80agents.daedalusdevelopmentgroup.com/v1/link-extractDDG agent-payable service request$0.002 $0.01 Base643 ms2 payers100% up
  84. 80agents.daedalusdevelopmentgroup.com/v1/fetch-as-markdownDDG agent-payable service request$0.002 $0.01 Base858 ms2 payers100% up
  85. 80agents.daedalusdevelopmentgroup.com/v1/run-proofDDG agent-payable service request$0.002 $0.01 Base527 ms2 payers100% up
  86. 80agents.daedalusdevelopmentgroup.com/v1/diff-textDDG agent-payable service request$0.002 $0.01 Base608 ms2 payers100% up
  87. 80agents.daedalusdevelopmentgroup.com/v1/threat-checkDDG agent-payable service request$0.005 $0.01 Base558 ms2 payers100% up
  88. 80agents.daedalusdevelopmentgroup.com/v1/subdomain-enumerateDDG agent-payable service request$0.005 $0.01 Base556 ms2 payers100% up
  89. 80agents.daedalusdevelopmentgroup.com/v1/screenshotDDG agent-payable service request$0.005 $0.01 Base539 ms2 payers100% up
  90. 80x402.creative-tim.com/api/shadcn-blockGet ShadCN UI component blocks and templates$0.01 Base170 ms2 payers67% up
  91. 80minia2a.uk/x402/http-analyzeHTTP header analysis. 🆓 5 free trial calls per signed wallet$0.001 $0.01 Base309 ms2 payers100% up
  92. 80minia2a.uk/x402/prompt-templatesAI prompt template library.$0.001 $0.01 Base411 ms2 payers100% up
  93. 80x402.donnyautomation.com/treasuryUS Treasury par yield curve, every constant maturity from 1 month to 30 years for a published business day. Returns curve[] with tenor, months and percent, spreads (2s10s, 3m10y, 5s30s) and an explicit inversion flag - the real question is whether the curve is inverted, not what fourteen numbers are. A tenor Treasury did not publish is null, never zero. Pass ?latest=1 OR ?date=YYYY-MM-DD, not both. Errors: 400 conflicting_params|bad_latest|bad_date, 404 no_curve with the available range.$0.03 $0.01 Base529 ms1 payers100% up
  94. 80foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev/v2/official/nhtsa-vin-decodeDecode vehicle VIN attributes$0.005 $0.003 Base824 ms1 payers100% up
  95. 80x402.donnyautomation.com/edgar/eventsForm 8-K material events for one issuer SINCE a cursor, each item code decoded to the title SEC prints (2.02 Results of Operations, 5.02 Departure of Directors, 1.05 Cybersecurity Incidents). Requires ?since=YYYY-MM-DD AND ?ticker= or ?cik=. Optional ?items=1.01,5.02 (matches ANY), ?limit=1..200. Errors: 400 missing_since|missing_issuer|bad_items, 404 unknown_ticker|unknown_cik, 502 edgar_unavailable, 503 rate_limited_locally. AN EMPTY DELTA IS CHARGED. Every form: /edgar/filings.$0.05 $0.01 Base430 ms1 payers100% up
  96. 80api.17711.xyz/registry/ip-blocklist/v1/ip-blocklist/checkChecks whether an IPv4 address appears on any of several public IP blocklists ($0.002, x402)$0.002 $0.01 Base468 ms1 payers100% up
  97. 80fronterasignal.com/api/v1/issueUse when you need a written weekly briefing on Rio Grande Valley construction (permits, materials, labor, housing supply, major projects) in English or Spanish, as structured JSON with headline, key figures, chart data and full text. Pass week=YYYY-Www for a past issue.$0.50 $0.25 Base671 ms1 payers100% up
  98. 80fronterasignal.com/api/v1/series/permits-weeklyUse when you need building-permit activity for Rio Grande Valley cities (McAllen, Edinburg, Pharr, Mission, Weslaco, Brownsville, Harlingen and others) by ISO week and permit class, to judge local construction demand before a lending, supply or market-entry decision. DARK means the city did not publish that week.$0.25 $0.05 Base308 ms1 payers100% up
  99. 80fronterasignal.com/api/v1/series/cost-basket-weeklyUse when you need the recent direction and level of construction inputs priced for South Texas: framing lumber, studs, OSB, drywall, rebar, copper, Gulf Coast diesel, the 30-year mortgage rate and construction PPI. Weekly, dated, ranged. Not a bid or quote.$0.25 $0.05 Base308 ms1 payers100% up
  100. 80api.botx402.io/api/v1/agent/inventory-reorder/runReorder plan from your SKU sales, stock and lead times: what to order now, how many, what is overstocked, where cash is stuck. PDF + JSON.$0.01 $19.00 Base341 ms1 payers100% up