Trubiano 2020 PEN-FAST for patients who already report a penicillin allergy
Trubiano 2020 PEN-FAST for patients who already report a penicillin allergy. Three caller-assigned flags: allergy event 5 or fewer years ago (2), anaphylaxis/angioedema or potential SCAR as one criterion (2), treatment required (1). Max 5. Risk: 0 very_low, 1–2 low, 3 moderate, 4–5 high. low_risk_for_testing iff score < 3. Not an allergy diagnosis or delabeling order. magent does not take an allergy history.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
266 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/pen_fast
| 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 | $0.007 | 266 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"anaphylaxis_angioedema_or_scar": false,
"five_or_fewer_years_ago": false,
"treatment_required": false
},
{
"anaphylaxis_angioedema_or_scar": false,
"five_or_fewer_years_ago": false,
"treatment_required": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"anaphylaxis_angioedema_or_scar": {
"description": "Anaphylaxis/angioedema or potential SCAR as one 2-point criterion (Trubiano 2020). true scores 2; do not add both phenotypes separately. magent does not take an allergy history.",
"type": "boolean"
},
"five_or_fewer_years_ago": {
"description": "Allergy event 5 or fewer years ago as assigned by the caller (Trubiano 2020). true scores 2. magent does not take an allergy history.",
"type": "boolean"
},
"treatment_required": {
"description": "Treatment required for the allergy episode as assigned by the caller (Trubiano 2020). true scores 1. magent does not take an allergy history.",
"type": "boolean"
}
},
"required": [
"five_or_fewer_years_ago",
"anaphylaxis_angioedema_or_scar",
"treatment_required"
],
"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"
}