PII Detection (x402)#

Detect personally identifiable information in text — emails, phone numbers, SSNs, names, addresses, credit cards, passport numbers. Optionally mask detected PII. Returns risk level and exact positions. Pay $0.02 USDC per call via x402 (Base mainnet).

How to Call#

bash

POST https://x402.ntriq.co.kr/pii-detect
Content-Type: application/json
X-PAYMENT: <x402-payment-header>

{
  "text": "Contact John Smith at john.smith@email.com or 555-123-4567",
  "mask": false
}

Parameters#

ParameterTypeRequiredDescriptiontextstring✅Text to analyze for PIImaskboolean❌Replace PII with [TYPE] placeholders (default: false)

PII Types Detected#

email, phone, ssn, name, address, credit_card, passport, other

Risk Levels#

none, low, medium, high, critical

Example Response#

json

{
  "status": "ok",
  "pii_found": [
    {"type": "name", "value": "John Smith", "position": [8, 18]},
    {"type": "email", "value": "john.smith@email.com", "position": [22, 42]},
    {"type": "phone", "value": "555-123-4567", "position": [46, 58]}
  ],
  "risk_level": "high",
  "masked_text": null
}

With mask: true:

json

{
  "masked_text": "Contact [NAME] at [EMAIL] or [PHONE]",
  "risk_level": "high"
}

Payment#

• Price: $0.02 USDC per call
• Network: Base mainnet (EIP-3009 gasless)
• Protocol: x402

bash

curl https://x402.ntriq.co.kr/services