PQS injection detection - finds instruction override, role hijack, data exfiltra...
https://promptqualityscore.com/api/fix-injectionOverview
PQS injection detection - finds instruction override, role hijack, data exfiltration, and delimiter attacks; returns a sanitized prompt
Protocol
x402 (POST)
Price
$0.03
Payment Asset
USD Coin
Payment Network
Base
Category
uncategorized
Provider
promptqualityscore
Source
bazaar
Indexed
2026-05-14 10:54:56
Health
Status
healthy
Latency (p50)
1357ms
Uptime (30d)
100.0%
Reliability Score
85/100
Last Checked
2026-10-27 22:25:14
Last Healthy
2026-10-27 22:25:14
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"bodyFields": {
"prompt": {
"description": "Prompt to scan for injection",
"type": "string"
}
},
"bodyType": "json",
"discoverable": true,
"method": "POST",
"type": "http"
}
Output Schema
{
"properties": {
"detector": {
"description": "Which detection path produced the verdict",
"enum": [
"heuristic",
"llm",
"heuristic+llm"
],
"type": "string"
},
"injection_confidence": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"injection_detected": {
"type": "boolean"
},
"injection_pattern": {
"enum": [
"instruction_override",
"role_hijack",
"data_exfiltration",
"delimiter_attack",
"encoding_evasion",
"jailbreak",
null
],
"type": [
"string",
"null"
]
},
"matched_signals": {
"description": "Short labels for the heuristics or LLM signals that fired",
"items": {
"type": "string"
},
"type": "array"
},
"powered_by": {
"type": "string"
},
"pqs_version": {
"enum": [
"2.0"
],
"type": "string"
},
"sanitized_prompt": {
"description": "Prompt with injection-like fragments removed; equals original when nothing was detected",
"type": "string"
}
},
"required": [
"pqs_version",
"injection_detected",
"injection_confidence",
"sanitized_prompt"
],
"type": "object"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-27 22:25:14 | healthy | 402 | 2406ms | |
| 2026-10-27 21:23:51 | healthy | 402 | 1011ms | |
| 2026-10-27 21:03:06 | healthy | 402 | 2725ms | |
| 2026-10-27 20:04:47 | healthy | 402 | 1357ms | |
| 2026-10-27 19:02:31 | healthy | 402 | 294ms | |
| 2026-10-26 13:56:51 | healthy | 402 | 276ms | |
| 2026-10-26 05:18:49 | healthy | 402 | 1058ms | |
| 2026-10-25 05:07:58 | healthy | 402 | 1550ms |