Knight 2002 CRAFFT
Knight 2002 CRAFFT: six caller-assigned yes/no flags (car, relax, alone, forget, friends, trouble), 1 point each, max 6. Screen-positive when score ≥2 (optimal cutoff in Knight 2002 for any problem / any disorder / dependence). Deterministic published score with citation; not a diagnosis of a substance use disorder and not a medical device. magent does not interview the patient. Not CAGE and not CRAFFT 2.1 / 2.0 quantity questions.
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/crafft
| 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 | $0.007 | 274 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"alone": false,
"car": false,
"forget": false,
"friends": false,
"relax": false,
"trouble": false
},
{
"alone": false,
"car": false,
"forget": false,
"friends": false,
"relax": false,
"trouble": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"alone": {
"description": "Do you ever use alcohol or drugs while you are by yourself, or ALONE? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
},
"car": {
"description": "Have you ever ridden in a CAR driven by someone (including yourself) who was high or had been using alcohol or drugs? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
},
"forget": {
"description": "Do you ever FORGET things you did while using alcohol or drugs? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
},
"friends": {
"description": "Do your family or FRIENDS ever tell you that you should cut down on your drinking or drug use? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
},
"relax": {
"description": "Do you ever use alcohol or drugs to RELAX, feel better about yourself, or fit in? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
},
"trouble": {
"description": "Have you gotten into TROUBLE while using alcohol or drugs? (Knight 2002). true or false as assigned by the caller. magent does not interview the patient.",
"type": "boolean"
}
},
"required": [
"car",
"relax",
"alone",
"forget",
"friends",
"trouble"
],
"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"
}