the402 endpoint detail

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shelf.thirdmade.net probe pii-guard

https://shelf.thirdmade.net/probe/pii-guard

answers 402

Detects PII (emails, phones, SSNs, credit cards) in any text with character spans. Compliance agents use this before processing user data.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.001
Network
base
Pay to
0x315708415764b7F2B783714cE82cf9C628e33fCF
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
23 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:19:15.353Z (20d ago)
Category
data

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fshelf.thirdmade.net%2Fprobe%2Fpii-guard"