Pay-per-call HR reviews endpoint on Base via x402, settled in USDC at $0.02/request.
What it does
This endpoint at `/api/v1/hr/reviews/41` is part of the lowpaymentfee.com platform, which offers a broad catalog of pay-per-call APIs accessible via the x402 payment protocol. The specific resource appears to serve HR review data (likely a single review record identified by ID 41), returning JSON. Payment is settled on the Base network using USDC (contract `0x8335…2913`) with a maximum cost of 20,000 base units, which equals $0.02 per request (USDC uses 6 decimals).
The broader lowpaymentfee.com platform advertises endpoints across data & analytics, AI/ML (sentiment analysis, summarization, classification, embeddings), finance & Web3 (price feeds, exchange rates, token quotes, gas estimates), and infrastructure utilities (geocoding, validation, conversion, generation) — all at the same $0.02/request price point. The platform emphasizes no API keys, no rate limits, no minimums, and instant access. All endpoints use the x402 exact-payment scheme on the Base L2 network.
There is no OpenAPI schema, no detailed documentation, and no example request/response payloads available from the crawled pages. The endpoint is confirmed live (returns HTTP 402 with a valid x402 challenge). The specific data returned by the HR reviews endpoint is unknown — the description simply says "Premium API Access" with no further detail on the schema or fields of the review object.
Capabilities
Use cases
- —Retrieving HR review data programmatically with per-call payment
- —Integrating employee review records into automated workflows
- —Agent-driven access to HR data without API key provisioning
Fit
Best for
- —Agents needing on-demand HR review data without subscription commitments
- —Developers testing x402 payment flows on Base
- —Low-volume, pay-as-you-go data retrieval
Not for
- —Bulk HR data exports (no documented batch endpoint)
- —Users who need detailed API documentation or response schema guarantees
- —Production systems requiring SLA or uptime guarantees
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/hr/reviews/41 \
-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 OpenAPI schema, no documentation of request/response formats, and the specific data served by the HR reviews endpoint is entirely undocumented. The listing is effectively a stub with only pricing and protocol details confirmed.
Warnings
- —No OpenAPI or schema documentation available for this endpoint
- —No example request or response payloads — the actual data returned is unknown
- —The HR reviews endpoint path suggests a single record (ID 41); unclear if other IDs are available or what the data contains
- —No robots.txt or agents.txt found
- —Ancillary pages (/api, /pricing, /README) returned only a 'Connect wallet' prompt with no useful content
Citations
- —The endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units in USDC on Base networkhttps://lowpaymentfee.com/api/v1/hr/reviews/41
- —USDC asset contract is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/hr/reviews/41
- —Platform pricing is $0.02 per request with no API keys, no rate limits, and no minimumshttps://lowpaymentfee.com
- —Platform offers endpoints across data & analytics, AI/ML, finance & Web3, and infrastructure categorieshttps://lowpaymentfee.com