{"api":"v1","generated_at":"2026-10-02T14:57:58.524Z","licence":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","attribution":"TOLL, with a link to the page cited"},"page":"https://tollindex.com/e/api-magentlab-com-api-calc-meld-0615e1","pinned_page":"https://tollindex.com/e/api-magentlab-com-api-calc-meld-0615e1/at/2026-10-02T12-31Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-10-02T12:31:46.748Z","snapshot_stamp":"2026-10-02T12-31Z","endpoint":{"slug":"api-magentlab-com-api-calc-meld-0615e1","canonical_url":"https://api.magentlab.com/api/calc/meld","resource":"https://api.magentlab.com/api/calc/meld","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"Kamath 2001 model for end-stage liver disease (MELD) from creatinine, bilirubin, INR, and etiology. meld = round(3.8*ln(bilirubin_mg_dL) + 11.2*ln(INR) + 9.6*ln(creatinine_mg_dL) + 6.4*etiology). etiology is 0 if cholestatic or alcoholic, else 1. Does not floor labs at 1.0 and does not include dialysis (later UNOS/OPTN). Not MELD-Na. Not a transplant listing or allocation order.","service_name":"magent","declared_category":null,"declared_tags":["meld","liver","cirrhosis","kamath","calculator"],"route_template":null,"registry_updated":"2026-09-28T14:01:51.759Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"calc meld","category":"inference","first_observed_by_toll":"2026-09-28T13:51:25.436Z","last_observed_by_toll":"2026-10-02T12:31:46.748Z","observation_began":"2026-09-10"},"presence":{"listed_now":true,"first_absent_at":null,"delisting_confirmed_at":null,"events":[{"registry":"cdp","at":"2026-09-28T13:51:25.437Z","event":"listed"}]},"accepts":[{"registry":"cdp","ordinal":0,"network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USD Coin","symbol":"USDC","decimals":6,"amount_display":"0.005 USDC","amount_units":0.005,"decimals_known":true,"pay_to":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","scheme":"exact"}],"counters":{"observed_at":"2026-10-02T12:31:46.748Z","calls_30d":1,"unique_payers_30d":1,"last_called_at":"2026-09-28T14:01:51.635Z"},"validation":{"latest":{"observed_at":"2026-10-02T13:03:45.374Z","state":"pass","failed_checks":[],"endpoint_http_status":402,"run_id":"daily-2026-10-02"},"uptime":[{"days":7,"observed":6,"passed":6,"ratio":1},{"days":30,"observed":6,"passed":6,"ratio":1},{"days":90,"observed":6,"passed":6,"ratio":1}],"history_90d":[{"observed_at":"2026-10-02T13:03:45.374Z","state":"pass","failed_checks":[],"run_id":"daily-2026-10-02","state_changed":false},{"observed_at":"2026-10-01T06:20:09.890Z","state":"pass","failed_checks":[],"run_id":"daily-2026-10-01","state_changed":false},{"observed_at":"2026-09-30T05:38:47.257Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-30","state_changed":false},{"observed_at":"2026-09-29T17:59:16.837Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-29","state_changed":false},{"observed_at":"2026-09-28T16:52:00.781Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-28","state_changed":false},{"observed_at":"2026-09-28T14:20:09.468Z","state":"pass","failed_checks":[],"run_id":"new-after-daily-2026-09-28","state_changed":true}]},"seller":{"wallet":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","page":"https://tollindex.com/seller/0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","endpoints":844,"hosts":1},"reports":0,"registry_record":{"cdp":[{"tags":["meld","liver","cirrhosis","kamath","calculator"],"type":"http","accepts":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2","paymentFlow":"upfront","resourceUrl":"https://api.magentlab.com/api/calc/meld","assetTransferMethod":"eip3009"},"payTo":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","amount":"5000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":600}],"quality":{"lastCalledAt":"2026-09-28T14:01:51.635Z","l30DaysTotalCalls":1,"l30DaysUniquePayers":1},"resource":"https://api.magentlab.com/api/calc/meld","extensions":{"bazaar":{"info":{"input":{"body":{"items":[{"inr":1.2,"bilirubin_mg_dl":4.2,"bilirubin_umol_l":71.82,"creatinine_mg_dl":1.9,"creatinine_umol_l":168,"cholestatic_or_alcoholic":true},{"inr":1.2,"bilirubin_mg_dl":4.2,"bilirubin_umol_l":71.82,"creatinine_mg_dl":1.9,"creatinine_umol_l":168,"cholestatic_or_alcoholic":true}]},"type":"http","method":"POST"},"output":{"type":"json","example":{"path":"/api/calc/meld","count":2,"items":[{"inr":1.2,"meld":14,"formula":"kamath_meld_2001","citation":{"id":"kamath-2001","doi":"10.1053/jhep.2001.22172","pmid":"11172350","title":"A model to predict survival in patients with end-stage liver disease","source":"Hepatology. 2001;33(2):464-470","authors":"Kamath PS, Wiesner RH, Malinchoc M, Kremers W, Therneau TM, Kosberg CL, D'Amico G, Dickson ER, Kim WR"},"etiology":0,"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.","bilirubin_mg_dl":4.2,"creatinine_mg_dl":1.9,"formula_expression":"meld = round(3.8 * ln(bilirubin_mg_dL) + 11.2 * ln(INR) + 9.6 * ln(creatinine_mg_dL) + 6.4 * etiology)","cholestatic_or_alcoholic":true},{"inr":1.2,"meld":14,"formula":"kamath_meld_2001","citation":{"id":"kamath-2001","doi":"10.1053/jhep.2001.22172","pmid":"11172350","title":"A model to predict survival in patients with end-stage liver disease","source":"Hepatology. 2001;33(2):464-470","authors":"Kamath PS, Wiesner RH, Malinchoc M, Kremers W, Therneau TM, Kosberg CL, D'Amico G, Dickson ER, Kim WR"},"etiology":0,"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.","bilirubin_mg_dl":4.2,"creatinine_mg_dl":1.9,"formula_expression":"meld = round(3.8 * ln(bilirubin_mg_dL) + 11.2 * ln(INR) + 9.6 * ln(creatinine_mg_dL) + 6.4 * etiology)","cholestatic_or_alcoholic":true}]}},"iconUrl":"https://api.magentlab.com/favicon.ico"},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"body":{"type":"object","required":["items"],"properties":{"items":{"type":"array","items":{"type":"object","required":["inr","cholestatic_or_alcoholic"],"properties":{"inr":{"type":"number","description":"International normalized ratio (0.8-10). Kamath 2001 does not floor INR at 1.0."},"bilirubin_mg_dl":{"type":"number","description":"Total bilirubin in mg/dL (0.1-40). Provide this or bilirubin_umol_l. Kamath 2001 tables include bilirubin 0.8; magent does not floor at 1.0."},"bilirubin_umol_l":{"type":"number","description":"Total bilirubin in µmol/L (2-684). Converted as mg/dL = µmol/L / 17.1."},"creatinine_mg_dl":{"type":"number","description":"Serum creatinine in mg/dL (0.1-20). Provide this or creatinine_umol_l, not both. Kamath 2001 does not floor creatinine at 1.0 and does not include dialysis."},"creatinine_umol_l":{"type":"number","description":"Serum creatinine in µmol/L (9-1768). Converted as mg/dL = µmol/L / 88.42."},"cholestatic_or_alcoholic":{"type":"boolean","description":"true if the liver disease is cholestatic or alcoholic (etiology 0); false otherwise (etiology 1)."}}},"maxItems":25,"minItems":1}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"type":"string","const":"POST"},"headers":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}}}},"description":"Kamath 2001 model for end-stage liver disease (MELD) from creatinine, bilirubin, INR, and etiology. meld = round(3.8*ln(bilirubin_mg_dL) + 11.2*ln(INR) + 9.6*ln(creatinine_mg_dL) + 6.4*etiology). etiology is 0 if cholestatic or alcoholic, else 1. Does not floor labs at 1.0 and does not include dialysis (later UNOS/OPTN). Not MELD-Na. Not a transplant listing or allocation order.","lastUpdated":"2026-09-28T14:01:51.759Z","serviceName":"magent","x402Version":2}]}}