Menza 2009 HIV-acquisition score for MSM
Menza 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.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
274 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/menza
| 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 | $0.007 | 274 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"bacterial_sti": false,
"meth_or_poppers_6mo": false,
"partners_ge_10_year": false,
"uai_positive_or_unknown_year": false
},
{
"bacterial_sti": false,
"meth_or_poppers_6mo": false,
"partners_ge_10_year": false,
"uai_positive_or_unknown_year": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"bacterial_sti": {
"description": "Current diagnosis or history of bacterial STI (Menza 2009: gonorrhea, chlamydia, or syphilis) as assigned by the caller. true scores 4. magent does not take a sexual history.",
"type": "boolean"
},
"meth_or_poppers_6mo": {
"description": "Methamphetamine or inhaled nitrites (poppers) in the prior 6 months as assigned by the caller (Menza 2009). true scores 11. magent does not take a sexual history.",
"type": "boolean"
},
"partners_ge_10_year": {
"description": "Ten or more male sex partners in the prior year as assigned by the caller (Menza 2009). true scores 3. magent does not take a sexual history.",
"type": "boolean"
},
"uai_positive_or_unknown_year": {
"description": "Unprotected anal intercourse with a partner of positive or unknown HIV status in the prior year as assigned by the caller (Menza 2009). true scores 1. magent does not take a sexual history.",
"type": "boolean"
}
},
"required": [
"meth_or_poppers_6mo",
"bacterial_sti",
"partners_ge_10_year",
"uai_positive_or_unknown_year"
],
"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"
}