Quick pre-flight quality score
Quick pre-flight quality score: composite (0-100) + grade (A-F) + three framework sub-scores (PEEM, RAGAS, G-Eval) + verdict. Run upstream of any other paid call to filter weak prompts before inference. The cheapest gate on the AI input quality problem.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1284 msmedian answer time
$0.001listed price per call
$0.001price 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://promptqualityscore.com/api/pqs-grade
| Category | Everything else |
|---|---|
| Provider host | promptqualityscore.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.001 | 1284 ms |
Example input (from the provider)
{
"body": {
"prompt": "Explain PQS scoring in one sentence to an AI agent operator.",
"vertical": "general"
},
"bodyType": "json",
"method": "POST",
"pathParams": {},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"prompt": {
"description": "Prompt text to grade (1-10000 chars)",
"maxLength": 10000,
"minLength": 1,
"type": "string"
},
"vertical": {
"default": "general",
"description": "Optional domain: software/content/business/education/science/crypto/general/research",
"enum": [
"software",
"content",
"business",
"education",
"science",
"crypto",
"general",
"research"
],
"type": "string"
}
},
"required": [
"prompt"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"pathParams": {
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}