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 195) 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 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/195/ssn` — is not listed on the provider's public landing page among the advertised API categories. The endpoint is live and returns a valid x402 challenge, but its actual response payload and schema are undocumented. No OpenAPI spec, detailed docs, or example responses were found in the crawl.
Given that this endpoint purports to return personally identifiable information (an SSN), users should exercise extreme caution. The legitimacy, legality, and data provenance of this endpoint are unclear. There is no documentation explaining what data source backs this endpoint or under what authority PII is being served.
Capabilities
Use cases
- —Retrieving employee SSN data for a specific employee record via programmatic API call
- —Demonstrating x402 pay-per-call micropayment flows on Base network
- —Testing x402 protocol integrations with USDC settlement
Fit
Best for
- —Developers testing x402 micropayment protocol implementations
- —Agents needing to demonstrate pay-per-call data retrieval patterns
Not for
- —Production PII lookups without verifying data provenance and legal compliance
- —Bulk employee data retrieval (endpoint is scoped to a single employee ID)
- —Anyone requiring documented, auditable data sources for sensitive information
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/employees/195/ssn \
-H "X-PAYMENT: <x402_payment_token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge, but there is no documentation, no OpenAPI spec, no example responses, and the endpoint is not listed on the provider's own landing page. The endpoint claims to serve highly sensitive PII (SSN) with no explanation of data provenance or legal basis, which is a significant red flag.
Warnings
- —Endpoint claims to return Social Security Number data — highly sensitive PII. Data provenance, legality, and authorization model are completely undocumented.
- —This specific endpoint (/api/v1/employees/195/ssn) is NOT listed among the provider's publicly advertised APIs on the landing page.
- —No OpenAPI spec, response schema, or example responses are available — actual response content is unknown.
- —No documentation pages rendered meaningful content (all returned only 'Connect wallet').
- —Regulated data category (PII/SSN) — verify legal compliance before use.
Citations
- —The x402 challenge advertises maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/employees/195/ssn
- —The provider advertises $0.02 per request pricing with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —The USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/employees/195/ssn
- —The /api/v1/employees/195/ssn endpoint is not listed among the provider's publicly advertised API categorieshttps://lowpaymentfee.com