Retrieve employee SSN data via x402 micropayment on Base network for $0.02 per request.
What it does
This endpoint at lowpaymentfee.com returns employee Social Security Number (SSN) data for a specific employee record (ID 179) behind an x402 paywall. The endpoint accepts POST requests and is settled in USDC on the Base network. The x402 challenge advertises a maxAmountRequired of 20,000 base units of USDC (6 decimals), which equals $0.02 per request.
The provider lowpaymentfee.com hosts a broad catalog of x402-gated APIs spanning data analytics, AI/ML inference, finance, and utility services, all priced at $0.02 per request with no API keys, no rate limits, and no minimum commitments. However, this specific endpoint serves sensitive personally identifiable information (employee SSN), which raises significant regulatory and ethical concerns. No OpenAPI schema, request/response examples, or detailed documentation were found beyond the landing page listing. The docs, pricing, and API pages all returned only a "Connect wallet" prompt with no substantive content.
Because the endpoint exposes what appears to be a Social Security Number — highly regulated PII under US law — consumers should exercise extreme caution. There is no indication of authorization controls, data provenance, or compliance with regulations such as the Fair Credit Reporting Act or state privacy laws.
Capabilities
Use cases
- —Retrieving employee SSN for authorized payroll or HR integrations
- —Programmatic PII lookup behind a micropayment wall
- —Agent-driven identity verification workflows (with proper authorization)
Fit
Best for
- —Developers needing pay-per-call PII access without API key management
- —Automated systems that can settle USDC payments on Base
Not for
- —Unauthorized access to personal information — SSNs are heavily regulated PII
- —Production use without verifying the data source's legal compliance and data provenance
- —Anyone without a legitimate, lawful need for employee SSN data
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/employees/179/ssn \
-H "X-PAYMENT: <x402-payment-header>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base), but there is no documentation, no request/response schema, no examples, and no information about what the response actually contains. The endpoint serves highly sensitive PII (SSN) with no visible compliance or authorization framework, which is a major red flag.
Warnings
- —CRITICAL: This endpoint exposes Social Security Numbers, which are highly regulated PII under US federal and state law. Use without proper legal authorization may violate the Fair Credit Reporting Act, state privacy laws, and other regulations.
- —No documentation, OpenAPI spec, or response schema is available — the actual response format is unknown.
- —No visible access controls, data provenance information, or compliance disclosures from the provider.
- —The docs, pricing, and API pages returned no substantive content beyond a wallet-connect prompt.
- —Data legitimacy is unverified — it is unclear whether this endpoint returns real, synthetic, or fabricated SSN data.
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base networkhttps://lowpaymentfee.com/api/v1/employees/179/ssn
- —The provider advertises $0.02 per request pricing with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —Docs, pricing, and API pages returned only a Connect wallet prompt with no substantive documentationhttps://lowpaymentfee.com/docs