HR reviews data endpoint on Base, pay-per-call via x402 with USDC at $0.02/request.
What it does
This endpoint at `/api/v1/hr/reviews/7` is part of the lowpaymentfee.com platform, which offers a broad catalog of pay-per-request APIs settled via the x402 protocol on the Base network using USDC. The specific endpoint appears to serve HR review data (likely a single review record identified by ID 7), though the exact response schema is not documented. The platform advertises a flat $0.02 per request across all its endpoints, with no API keys, no rate limits, and instant access.
The x402 challenge confirms the endpoint is live, accepting POST requests and requiring payment of up to 20,000 base units of USDC (0x8335…2913 on Base). Since USDC uses 6 decimals, this translates to $0.02 per call. Payment is made to address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3 with a 300-second timeout. The response MIME type is application/json.
The broader lowpaymentfee.com platform lists endpoints across data & analytics, AI & ML (sentiment, summarization, classification, embeddings), finance & Web3 (price feeds, exchange rates, token quotes, gas estimates), and infrastructure utilities (geocoding, validation, conversion, generation). All share the same $0.02 pricing and x402 payment model. However, no OpenAPI schema, detailed documentation, or example responses are available for any of these endpoints, making it difficult to know the exact structure of returned data.
Capabilities
Use cases
- —Retrieving HR review records programmatically with per-call payment
- —Integrating employee review data into HR dashboards without API key management
- —Agent-driven data retrieval where per-request crypto payment is preferred over subscriptions
Fit
Best for
- —Developers wanting keyless, pay-per-use access to HR review data
- —AI agents that can settle x402 payments on Base
- —Projects needing low-friction API access without signup or rate limits
Not for
- —Bulk HR data retrieval where per-request pricing would be expensive at scale
- —Users who need detailed API documentation or guaranteed SLAs before integrating
- —Teams that cannot settle payments in USDC on the Base network
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/hr/reviews/7 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-header>"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge with clear pricing. However, there is no OpenAPI schema, no documentation of request/response formats, no example payloads, and the purpose of the HR reviews endpoint is only inferable from the URL path. The broader site provides minimal information beyond a listing of endpoints and pricing.
Warnings
- —No API documentation or OpenAPI schema available for this endpoint
- —Response format and fields are completely undocumented
- —The specific content returned by /api/v1/hr/reviews/7 is unknown — 'HR reviews' is inferred solely from the URL path
- —No example requests or responses are available anywhere on the site
- —The broader platform lists many diverse endpoints (AI, finance, geo, etc.) all at the same price with no docs, which may indicate placeholder or demo services
Citations
- —The endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/hr/reviews/7
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/hr/reviews/7
- —Platform pricing is $0.02 per request with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —The platform lists endpoints across data & analytics, AI & ML, finance & Web3, and infrastructure categorieshttps://lowpaymentfee.com