Pay-per-call PayPal payments endpoint on Base via x402, settling 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/38`. It is part of a broader platform offering dozens of pay-per-call API endpoints across categories like data analytics, AI/ML inference, finance, crypto, and utility services — all gated by 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. The endpoint returns application/json responses and has a payment timeout of 300 seconds.
Documentation is extremely sparse. The crawled docs, API, pricing, and README pages all returned only a "Connect wallet" prompt with no further content. The endpoint's actual request body schema and response format are not documented anywhere in the available material. The name "paypal/payments" suggests it may relate to PayPal payment processing or data, but this cannot be confirmed from the crawl. The platform advertises no API keys, no rate limits, and instant access across all its endpoints.
Capabilities
Use cases
- —Making PayPal-related payment API calls with per-request USDC micropayments
- —Integrating payment processing into agent workflows without API key management
- —Accessing financial payment data on a pay-as-you-go basis via crypto settlement
Fit
Best for
- —Developers wanting keyless, pay-per-call API access settled in USDC on Base
- —AI agents that need to programmatically access payment endpoints without subscriptions
- —Projects requiring low-cost per-request pricing with no minimum commitments
Not for
- —Users who need detailed API documentation or guaranteed SLAs before integrating
- —High-volume use cases where a flat-rate subscription would be more economical
- —Users without a Base-compatible USDC wallet
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/38 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>" \
-d '{}'Endpoint
Quality
The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02 USDC on Base), but there is zero documentation on request/response schemas, no OpenAPI spec, and all doc pages return only a wallet-connect prompt. The actual functionality behind 'paypal/payments/38' is entirely opaque.
Warnings
- —No API documentation available — all doc pages return only 'Connect wallet' with no content
- —Request body schema and response format are completely undocumented
- —The purpose of '/api/v1/paypal/payments/38' is unclear — the 'paypal' path segment is suggestive but unverified
- —No OpenAPI spec, no examples, no error documentation available
Citations
- —The endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/paypal/payments/38
- —The platform advertises $0.02/request pricing with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/paypal/payments/38
- —Docs, API, pricing, and README pages all returned only a 'Connect wallet' prompthttps://lowpaymentfee.com/docs