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 62) behind an x402 paywall. The endpoint accepts POST requests and returns JSON. Payment is settled in USDC on the Base network using the x402 "exact" scheme, with a maximum amount of 20,000 base units (i.e., $0.02 given USDC's 6 decimals).
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. No API keys or rate limits are advertised; access is granted per-call via the x402 payment header. Documentation pages exist but appear to be stubs (only showing a "Connect wallet" prompt with no further content).
This specific endpoint raises significant concerns. It purports to serve personally identifiable information (an employee's SSN), which is a highly regulated data category in the United States. There is no documentation explaining the data source, authorization model, or legal basis for serving SSN data. The endpoint path references a hardcoded employee ID (62), and no schema or example response is provided. Prospective users should exercise extreme caution and ensure any use complies with applicable privacy and data protection laws.
Capabilities
Use cases
- —Retrieving employee SSN for authorized payroll or HR integrations
- —Demonstrating x402 micropayment flows with sensitive data endpoints
- —Testing x402 payment protocol implementations
Fit
Best for
- —Developers testing x402 payment protocol integrations
- —Authorized HR systems needing programmatic SSN access with per-call billing
Not for
- —Any use that would violate US privacy laws (e.g., unauthorized SSN access)
- —Production PII lookups without verified legal authorization and compliance review
- —Users who need documented response schemas or SLAs
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/employees/62/ssn \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live (returns 402 challenge) and pricing is clear ($0.02 USDC on Base), but there is zero documentation on request/response schemas, no example payloads, and the docs pages are empty stubs. The endpoint serves highly regulated PII (SSN) with no visible legal framework, authorization model, or data provenance, which is a major red flag.
Warnings
- —Endpoint serves personally identifiable information (Social Security Numbers) — a highly regulated data category under US federal and state law.
- —No documentation exists for request body format or response schema; docs pages return only 'Connect wallet' with no content.
- —No information about the data source, authorization model, or legal basis for serving SSN data.
- —Hardcoded employee ID (62) in the URL — unclear if other employee IDs are supported or what the data source is.
- —This may be a demo/test endpoint rather than a production data service; treat with extreme caution.
Citations
- —The endpoint returns a 402 challenge with x402Version 1, accepting USDC on Base with maxAmountRequired of 20000 base units.https://lowpaymentfee.com/api/v1/employees/62/ssn
- —The provider advertises $0.02 per request pricing with no API keys, no rate limits, and instant access on Base network.https://lowpaymentfee.com
- —USDC asset address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base network.https://lowpaymentfee.com/api/v1/employees/62/ssn
- —Documentation, API, pricing, and README pages show only 'Connect wallet' with no substantive content.https://lowpaymentfee.com/docs