Pay-per-call PayPal payments endpoint on Base via x402, settled in USDC at $0.02/request.
What it does
This endpoint at lowpaymentfee.com provides a "Premium API Access" resource at the path `/api/v1/paypal/payments/72`. It is part of a broader platform offering dozens of pay-per-call API endpoints across categories like data analytics, AI/ML inference, finance, and infrastructure utilities — all gated via the x402 payment protocol on the Base network.
The specific endpoint accepts POST requests and is priced at a maximum of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 per request (USDC uses 6 decimals). Payment is made via the x402 "exact" scheme, with funds sent to the address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3. No API keys or rate limits are advertised; access is instant once payment is included in the X-PAYMENT header.
Documentation is extremely sparse. The landing page lists available endpoints and pricing but the /docs, /pricing, and /README pages all render only a "Connect wallet" prompt with no further content. There is no OpenAPI spec, no request/response schema documentation, and no examples of what the PayPal payments endpoint actually returns or what input it expects. The endpoint name suggests PayPal-related payment processing or data, but the exact functionality cannot be confirmed from available materials.
Capabilities
Use cases
- —Programmatic access to PayPal payment data or processing via a crypto-gated endpoint
- —Agent-driven payment workflows that settle per-call in USDC on Base
- —Integrating PayPal-related functionality without traditional API key management
Fit
Best for
- —Developers who want keyless, pay-per-call access to payment-related APIs
- —AI agents that can settle x402 payments on Base in USDC
- —Users seeking low per-request costs ($0.02) with no subscription commitment
Not for
- —Anyone needing detailed documentation or guaranteed SLAs before integrating
- —High-volume use cases where per-call pricing may add up compared to flat-rate plans
- —Users who cannot transact in USDC on the Base network
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/72 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02 USDC on Base), but there is zero documentation on what the endpoint actually does, no request/response schemas, no examples, and all doc pages render only 'Connect wallet'. The endpoint name 'paypal/payments/72' is suggestive but unexplained. This is effectively a stub listing.
Warnings
- —No documentation available — /docs, /pricing, and /README pages all show only 'Connect wallet' with no content
- —No OpenAPI spec or request/response schema provided
- —Exact functionality of /api/v1/paypal/payments/72 is unknown — the name suggests PayPal payment processing but this cannot be verified
- —No examples of expected input or output
Citations
- —Endpoint returns 402 with x402 challenge advertising USDC on Base at maxAmountRequired 20000https://lowpaymentfee.com/api/v1/paypal/payments/72
- —Platform advertises $0.02/request pricing with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/paypal/payments/72