Pay-per-call PayPal payments endpoint on Base via x402, priced at $0.02 per request in USDC.
What it does
This endpoint at lowpaymentfee.com provides a PayPal payments API accessible via the x402 payment protocol. The specific resource `/api/v1/paypal/payments/88` is described as "Premium API Access" and accepts POST requests. Payment is settled on the Base network using USDC (USD Coin) at the contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.
The x402 challenge indicates a maximum amount of 20,000 base units of USDC (6 decimals), which equals $0.02 per request. The provider's landing page confirms a flat $0.02/request pricing model across all their endpoints, with no API keys, no rate limits, and instant access. The endpoint uses the "exact" payment scheme with a 300-second timeout.
The provider offers a broader catalog of endpoints spanning data analytics, AI/ML inference, finance/crypto data, and infrastructure utilities — all at the same $0.02 price point. However, this specific listing covers only the PayPal payments endpoint. Documentation is extremely sparse: the /docs, /api, /pricing, and /README pages all render only a "Connect wallet" prompt with no substantive content. There is no OpenAPI schema, no request/response examples, and no description of what the PayPal payments endpoint actually returns or what parameters it accepts.
Capabilities
Use cases
- —Programmatic PayPal payment initiation from an AI agent
- —Integrating PayPal payment flows into crypto-native applications
- —Accessing PayPal payment data without traditional API key management
Fit
Best for
- —Developers wanting keyless, pay-per-call PayPal payment access
- —AI agents that can settle x402 payments on Base in USDC
- —Projects needing low-cost per-request PayPal integration
Not for
- —Users who need detailed API documentation or OpenAPI specs before integrating
- —High-volume production use cases where $0.02/request adds up significantly
- —Anyone requiring non-crypto payment methods to access the API
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/88 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge with clear pricing. However, there is no documentation, no OpenAPI schema, no request/response examples, and no explanation of what the PayPal payments endpoint actually does or accepts. The docs, pricing, and README pages are all blank beyond a wallet connect prompt. This is effectively a stub listing.
Warnings
- —No documentation available — /docs, /pricing, /api, and /README pages all show only 'Connect wallet' with no content
- —No OpenAPI or request/response schema provided; it is unknown what parameters the POST body should contain
- —The purpose of '/api/v1/paypal/payments/88' is unclear — the '88' path segment suggests a specific resource ID but is unexplained
- —Cannot verify what the endpoint actually returns upon successful payment
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/paypal/payments/88
- —USDC contract address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/paypal/payments/88
- —Flat pricing of $0.02 per request across all endpoints, no API keys, no rate limitshttps://lowpaymentfee.com
- —The provider lists endpoints across data analytics, AI/ML, finance/crypto, and infrastructure categorieshttps://lowpaymentfee.com