x402-gated backup endpoint on Base, pay-per-request with USDC at $0.02/call.
What it does
This endpoint at lowpaymentfee.com provides a "Premium API Access" resource at the path `/api/v1/backups/32`. It is part of a broader platform offering dozens of pay-per-call API endpoints spanning data analytics, AI/ML inference, finance/Web3 data, and infrastructure utilities — all gated behind the x402 payment protocol on the Base network.
The specific `/api/v1/backups/32` endpoint accepts POST requests and returns `application/json`. Payment is settled in USDC (contract `0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913` on Base) with a maximum amount of 20,000 base units, which equals $0.02 (USDC uses 6 decimals). The x402 challenge confirms the endpoint is live and version 1 of the protocol is in use, with a 300-second payment timeout.
The platform advertises a uniform $0.02 per request pricing model across all its endpoints, with no API keys, no rate limits, no minimums, and instant access. Documentation pages (`/docs`, `/pricing`, `/api`, `/README`) all appear to require wallet connection and contain no substantive content in the crawl. The exact functionality of the `/api/v1/backups/32` resource is not documented — the name suggests a backup retrieval or creation operation, but no schema or description beyond "Premium API Access" is available.
Capabilities
Use cases
- —Retrieving or creating backup data via a single paid API call
- —Integrating pay-per-use backup functionality into agent workflows
- —Programmatic access to backup resources without API key management
Fit
Best for
- —Agents or services needing on-demand backup access with crypto micropayments
- —Developers wanting keyless, pay-as-you-go API access on Base
- —Workflows requiring x402-compatible endpoints with USDC settlement
Not for
- —Users who need detailed documentation or schema definitions before integrating
- —High-volume backup operations where per-request pricing is cost-prohibitive
- —Users without a Base-compatible USDC wallet
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/backups/32 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-header>"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, and no explanation of what '/api/v1/backups/32' actually does. The docs, pricing, and README pages are all empty behind a wallet-connect gate. This is effectively a stub listing.
Warnings
- —The exact functionality of /api/v1/backups/32 is unknown — 'Premium API Access' is a generic label used across the platform
- —All documentation pages (/docs, /pricing, /api, /README) returned no useful content, only a wallet-connect prompt
- —No request body schema or response schema is available
- —No OpenAPI spec or AI plugin manifest found
Citations
- —The endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units in USDC on Basehttps://lowpaymentfee.com/api/v1/backups/32
- —Platform-wide pricing is $0.02 per request with no API keys, no rate limits, and no minimumshttps://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/backups/32