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 given employee ID, gated behind an x402 payment challenge. The specific resource path `/api/v1/employees/21/ssn` suggests a REST-style lookup of sensitive PII (personally identifiable information) for employee record #21. Payment is settled in USDC on the Base network at $0.02 per request (maxAmountRequired of 20,000 base units with 6 decimals = $0.02).
The provider's landing page advertises 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. The x402 protocol means callers attach an `X-PAYMENT` header with a signed payment proof; no traditional authentication or subscription is needed. The endpoint accepts POST requests and returns `application/json`.
Documentation is extremely sparse — the docs, pricing, API, and README pages all render only a "Connect wallet" prompt with no substantive content. There is no OpenAPI schema, no request/response examples, and no description of what fields the SSN endpoint actually returns. The nature of this endpoint — exposing SSN data — raises significant regulatory and ethical concerns (PII handling, FCRA compliance, data protection laws). Prospective users should exercise extreme caution.
Capabilities
Use cases
- —Retrieving employee SSN for payroll or HR integrations
- —Programmatic access to sensitive employee identifiers
- —Agent-driven identity verification workflows
Fit
Best for
- —Developers needing pay-per-call access to employee PII without API key management
- —Automated systems that settle payments in USDC on Base
- —Low-volume lookups where subscription pricing is unnecessary
Not for
- —Bulk PII data exports (no documented batch endpoint)
- —Users in jurisdictions with strict PII access regulations who lack compliance infrastructure
- —Anyone needing detailed documentation or SLA guarantees before integration
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/employees/21/ssn \
-H "X-PAYMENT: <x402-payment-proof>" \
-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 OpenAPI schema, no request/response examples, and no meaningful documentation beyond a landing page listing. The sensitive nature of the data (SSN) with zero compliance documentation further lowers confidence.
Warnings
- —Endpoint exposes Social Security Numbers — highly regulated PII. Verify legal compliance (FCRA, GDPR, state privacy laws) before use.
- —No documentation exists beyond a landing page; docs/pricing/API/README pages all show only 'Connect wallet'.
- —No OpenAPI schema or response examples are available; request and response formats are unknown.
- —No information on data provenance — unclear whether this is real employee data, synthetic/demo data, or a honeypot.
- —No rate limits or access controls documented beyond payment — potential abuse vector.
Citations
- —Endpoint returns 402 with x402 challenge requiring USDC payment on Base networkhttps://lowpaymentfee.com/api/v1/employees/21/ssn
- —maxAmountRequired is 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) which equals $0.02https://lowpaymentfee.com/api/v1/employees/21/ssn
- —Provider advertises $0.02 per request, no API keys, no rate limits, instant access on Base networkhttps://lowpaymentfee.com
- —Docs, pricing, API, and README pages render only 'Connect wallet' with no substantive contenthttps://lowpaymentfee.com/docs