Pay-per-call premium API access on Base via x402 — $0.02/request in USDC.
What it does
This endpoint at lowpaymentfee.com provides "Premium API Access" via the x402 payment protocol. The specific resource path `/api/v1/generate/resource/145` appears to be part of a broader platform offering dozens of API endpoints across categories including data analytics, AI/ML inference, finance/Web3 data, and infrastructure utilities — all priced at $0.02 per request settled in USDC on the Base network.
The x402 challenge confirms the endpoint is live and accepts POST requests. Payment is made in USDC (contract `0x8335…2913` on Base) with a max amount of 20,000 base units, which equals $0.02 (USDC uses 6 decimals). The platform advertises no API keys, no rate limits, and instant access — you simply attach an x402 payment header to each request. The payment timeout is 300 seconds.
Documentation is extremely sparse. The docs, pricing, API, and README pages all render only a "Connect wallet" prompt with no substantive content. The specific functionality behind `/api/v1/generate/resource/145` is not documented — the title "Premium API Access" is generic and does not clarify what this particular resource generates or returns. The platform lists a `/api/v1/utils/generate` endpoint under "Infrastructure > Generation" which may be related, but this is speculative. Without request/response schemas or examples, agents must discover the endpoint's behavior experimentally.
Capabilities
Use cases
- —Programmatic access to a generation utility via per-request USDC micropayments
- —Agent-driven API consumption without pre-registration or API keys
- —Testing x402 payment protocol integrations on Base network
Fit
Best for
- —Developers experimenting with x402 pay-per-call patterns
- —Agents that need keyless, on-demand API access settled in USDC on Base
- —Low-volume consumers who prefer per-request pricing over subscriptions
Not for
- —Users who need detailed API documentation or guaranteed SLAs before integrating
- —High-volume use cases where $0.02/request adds up without bulk discounts
- —Anyone requiring non-crypto payment methods
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/generate/resource/145 \
-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 no documentation, no request/response schema, no examples, and the specific purpose of resource/145 is undocumented. Docs pages return only 'Connect wallet' with no content.
Warnings
- —The specific functionality of /api/v1/generate/resource/145 is completely undocumented — 'Premium API Access' is a generic label
- —All documentation pages (docs, pricing, API, README) render only 'Connect wallet' with no substantive content
- —No request body schema or response schema is available; integration requires trial and error
- —The platform lists many endpoints but none have detailed docs visible in the crawl
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units in USDC on Base networkhttps://lowpaymentfee.com/api/v1/generate/resource/145
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/generate/resource/145
- —Platform advertises $0.02/request, no API keys, no rate limits, instant accesshttps://lowpaymentfee.com
- —Docs, pricing, API, and README pages render only 'Connect wallet'https://lowpaymentfee.com/docs