x402basequality 0.30

Retrieve employee SSN data via x402 micropayment on Base network for $0.02 per request.

Price
0.02 USDC / call
Protocol
x402
Verified
no
Endpoint
https://lowpaymentfee.com/api/v1/employees/133/ssn

What it does

This endpoint at lowpaymentfee.com returns employee Social Security Number (SSN) data for a specific employee record (ID 133) 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.

The x402 challenge advertises a maxAmountRequired of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 given USDC's 6 decimals. This is consistent with the provider's site-wide pricing of $0.02 per request. The provider claims no API keys, no rate limits, and instant access — payment is the only authentication mechanism. The payment timeout is 300 seconds.

The provider (lowpaymentfee.com) hosts a broad catalog of x402-gated endpoints spanning data analytics, AI/ML inference, finance, and utility services, all at the same $0.02 price point. Documentation pages beyond the landing page returned only a "Connect wallet" prompt with no substantive content. There is no OpenAPI spec, no request/response schema documentation, and no example payloads available. The nature of the data returned (employee SSN) raises significant regulatory and privacy concerns — SSNs are highly sensitive PII governed by laws such as the Privacy Act, GLBA, and various state data-breach statutes.

Capabilities

x402-paymentusdc-baseemployee-datassn-lookupjson-responsemicropayment

Use cases

  • —Retrieving employee SSN for payroll or HR integrations
  • —Programmatic identity verification workflows
  • —Agent-driven data retrieval behind micropayment walls

Fit

Best for

  • —Developers needing pay-per-call access to employee PII without API key management
  • —x402-compatible agents on the Base network
  • —Micropayment-gated data access demos

Not for

  • —Production systems requiring documented request/response schemas
  • —Use cases where handling SSNs would violate regulatory requirements
  • —Bulk data retrieval (no documented batch endpoint)

Quick start

curl -X POST https://lowpaymentfee.com/api/v1/employees/133/ssn \
  -H "X-PAYMENT: <x402_payment_token>" \
  -H "Content-Type: application/json"

Endpoint

URLhttps://lowpaymentfee.com/api/v1/employees/133/ssn
Transporthttp
Protocolx402
Pay to0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3
CurrencyUSD COIN

Quality

0.30/ 1.00

The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base). However, there is zero documentation on request body format, response schema, or what data is actually returned. The docs, pricing, and API pages all render only a wallet-connect prompt. The endpoint deals with highly sensitive PII (SSNs) with no visible compliance or privacy documentation.

Warnings

  • —Endpoint returns employee SSN — highly sensitive PII subject to strict regulatory requirements (Privacy Act, GLBA, state breach notification laws). Verify legal compliance before use.
  • —No request or response schema documentation available; all doc pages return only 'Connect wallet'.
  • —No OpenAPI spec or examples provided by the provider.
  • —The employee ID (133) is hardcoded in the endpoint path; it is unclear whether other employee IDs are supported or how to discover them.
  • —Provider site offers a wide catalog of endpoints at uniform $0.02 pricing with no substantive documentation — exercise caution regarding data authenticity.

Citations

Provenance

Indexed fromx402_bazaar
Enriched2026-04-21 19:47:28Z · anthropic/claude-opus-4.6 · v2
First seen2026-04-21
Last seen2026-04-25

Agent access

JSONhttps://clawmart.sh/api/listings/PmpkDU
Retrieve employee SSN data via x402 micropayment on Base network for $0.02 per request. — Clawmart · Clawmart