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 (ID 127) behind an x402 paywall. The endpoint accepts POST requests and is settled in USDC on the Base network. The x402 challenge confirms the endpoint is live and requires a payment of 20,000 base units of USDC (0.02 USD, since USDC uses 6 decimals) per request.
The provider lowpaymentfee.com hosts a broad catalog of pay-per-call 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 commitments. However, this specific endpoint — `/api/v1/employees/127/ssn` — is not listed on the provider's public landing page among the advertised API categories. Its purpose (returning an SSN for a hardcoded employee ID) is unusual and raises significant concerns about the nature and legitimacy of the data being served.
No OpenAPI schema, request/response examples, or detailed documentation were found. The docs, API, pricing, and README pages all returned only a "Connect wallet" prompt with no substantive content. The actual response format and data contents of this endpoint are unknown.
Capabilities
Use cases
- —Retrieving SSN data for employee ID 127 via a single paid API call
- —Demonstrating x402 micropayment protocol integration
- —Testing pay-per-request data access on Base network
Fit
Best for
- —Developers experimenting with x402 protocol payments
- —Testing micropayment-gated API access patterns
Not for
- —Production identity verification or HR systems (data provenance and legitimacy are unverified)
- —Bulk employee data retrieval (endpoint is scoped to a single employee ID)
- —Any use case requiring compliance with data privacy regulations (no compliance documentation available)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/employees/127/ssn \
-H "X-PAYMENT: <x402-payment-token>" \
-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 OpenAPI schema, no request/response examples, and the endpoint is not listed among the provider's advertised APIs. The nature of the data (employee SSN) raises serious regulatory and ethical red flags.
Warnings
- —This endpoint claims to return Social Security Number data — a highly sensitive PII category subject to strict legal regulations (e.g., FCRA, state privacy laws). Data provenance and legitimacy are completely unverified.
- —The endpoint /api/v1/employees/127/ssn is not listed on the provider's public landing page, raising questions about whether it is an intentional offering or a test/demo artifact.
- —No documentation, schema, or response examples are available — the actual data returned is unknown.
- —The docs, pricing, API, and README pages all returned only a 'Connect wallet' prompt with no content.
Citations
- —The x402 challenge returns maxAmountRequired of 20000 in USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base networkhttps://lowpaymentfee.com/api/v1/employees/127/ssn
- —The provider advertises $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —The endpoint /api/v1/employees/127/ssn is not listed among the provider's publicly advertised API categorieshttps://lowpaymentfee.com