Tate 2013 VACS Index 1.0 (not VACS 2.0)
Tate 2013 VACS Index 1.0 (not VACS 2.0): age, CD4, HIV-1 RNA, hemoglobin g/dL, caller-assigned FIB-4 and eGFR, and hepatitis C. Points 0-164. No published named mortality bands. magent does not compute FIB-4 or MDRD/CKD-EPI and does not order ART.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
289 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/vacs_1
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 289 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 40,
"cd4_cells_mm3": 600,
"egfr_ml_min_1_73m2": 90,
"fib4": 1,
"hemoglobin_g_dl": 15,
"hepatitis_c": false,
"hiv_rna_copies_ml": 200
},
{
"age": 40,
"cd4_cells_mm3": 600,
"egfr_ml_min_1_73m2": 90,
"fib4": 1,
"hemoglobin_g_dl": 15,
"hepatitis_c": false,
"hiv_rna_copies_ml": 200
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"age": {
"description": "Age in years (integer 18-120). Tate 2013 VACS Index: <50 scores 0; 50-64 scores 12; \u226565 scores 27.",
"type": "integer"
},
"cd4_cells_mm3": {
"description": "CD4 count in cells/mm\u00b3 (integer 1-2000). Tate 2013: \u2265500 scores 0; 350-499 scores 6; 200-349 scores 6; 100-199 scores 10; 50-99 scores 28; <50 scores 29. magent does not assay CD4.",
"type": "integer"
},
"egfr_ml_min_1_73m2": {
"description": "Caller-assigned eGFR in mL/min/1.73m\u00b2 (5-200). Tate 2013: \u226560 scores 0; 45-59.9 scores 6; 30-44.9 scores 8; <30 scores 26. magent does not compute MDRD or CKD-EPI.",
"type": "number"
},
"fib4": {
"description": "Caller-assigned FIB-4 (0.1-20). Tate 2013: <1.45 scores 0; 1.45-3.25 scores 6; >3.25 scores 25. magent does not recompute FIB-4.",
"type": "number"
},
"hemoglobin_g_dl": {
"description": "Hemoglobin in g/dL (3-22). Tate 2013: \u226514 scores 0; 12-13.9 scores 10; 10-11.9 scores 22; <10 scores 38. magent does not assay hemoglobin.",
"type": "number"
},
"hepatitis_c": {
"description": "Caller-assigned hepatitis C co-infection (Tate 2013). true scores 5. magent does not diagnose hepatitis C.",
"type": "boolean"
},
"hiv_rna_copies_ml": {
"description": "HIV-1 RNA in copies/mL (0-10000000). Tate 2013: <500 scores 0; 500-99999 scores 7; \u2265100000 scores 14. magent does not assay viral load.",
"type": "number"
}
},
"required": [
"age",
"cd4_cells_mm3",
"hiv_rna_copies_ml",
"hemoglobin_g_dl",
"fib4",
"egfr_ml_min_1_73m2",
"hepatitis_c"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type": "array"
}
},
"required": [
"items"
],
"type": "object"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"const": "POST",
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}