Sperduto 2019 updated GI-GPA
Sperduto 2019 updated GI-GPA: KPS <80 = 0, 80 = 1.0, 90-100 = 2.0; age >=60 = 0, <60 = 0.5; extracranial metastases present = 0, absent = 0.5; number of brain metastases >3 = 0, 2-3 = 0.5, 1 = 1.0. Max 4.0. GPA 0-1.0 / 1.5-2.0 / 2.5-3.0 / 3.5-4.0 median survival 3, 7, 11, 17 months (abstract/KM). Not a treatment order. Not lung-molGPA. magent does not assign KPS.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
292 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/gi_gpa
| 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 | $0.007 | 292 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 50,
"brain_metastasis_count": 1,
"extracranial_metastases": false,
"kps": 100
},
{
"age": 50,
"brain_metastasis_count": 1,
"extracranial_metastases": false,
"kps": 100
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$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 (18-120). Sperduto 2019 Table 4: >=60 scores 0; <60 scores 0.5.",
"type": "integer"
},
"brain_metastasis_count": {
"description": "Number of brain metastases (integer 1-50). Sperduto 2019 Table 4: >3 scores 0; 2-3 scores 0.5; 1 scores 1.0. magent does not count metastases on imaging.",
"type": "integer"
},
"extracranial_metastases": {
"description": "Extracranial metastases (ECM). true (present) scores 0; false (absent) scores 0.5 (Sperduto 2019 Table 4). magent does not stage extracranial disease.",
"type": "boolean"
},
"kps": {
"description": "Caller-assigned Karnofsky Performance Status decade 10, 20, 30, 40, 50, 60, 70, 80, 90, or 100. Sperduto 2019 Table 4: <80 (10-70) scores 0; 80 scores 1.0; 90-100 scores 2.0. Grade 0 (dead) is not scored. magent does not assign KPS.",
"type": "integer"
}
},
"required": [
"kps",
"age",
"extracranial_metastases",
"brain_metastasis_count"
],
"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"
}