x402-gated backup/data endpoint on Base, paying $0.02 per request in USDC.
What it does
This endpoint at lowpaymentfee.com provides a "Premium API Access" resource at the path `/api/v1/backups/2026-10`. It is part of a broader platform offering numerous x402-payable API endpoints across categories including data & analytics, AI & machine learning, finance & Web3, and infrastructure utilities. All endpoints on the platform are priced at $0.02 per request, settled in USDC on the Base network via the x402 protocol.
The specific `/api/v1/backups/2026-10` endpoint appears to serve backup data for the period 2026-10, though the exact response payload and schema are not documented. The x402 challenge confirms the endpoint is live, accepting POST requests with an exact payment scheme. The max amount required is 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 given USDC's 6 decimals. Payment is directed to address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3 with a 300-second timeout.
The platform advertises no API keys, no rate limits, and instant access. However, documentation pages (/docs, /pricing, /api, /README) all returned only a "Connect wallet" prompt with no substantive content, so the actual behavior, input parameters, and response format of this specific endpoint remain undocumented.
Capabilities
Use cases
- —Retrieving backup data snapshots for a specific time period (2026-10)
- —Agent-driven data retrieval with automatic micropayment settlement
- —Programmatic access to archived or periodic backup datasets
Fit
Best for
- —Agents or scripts that need on-demand backup data without subscription commitments
- —Developers wanting keyless, pay-per-request API access on Base
- —Automated workflows requiring x402-compatible data endpoints
Not for
- —Users needing detailed API documentation or response schemas before purchasing
- —High-volume bulk data retrieval where per-request pricing adds up
- —Use cases requiring non-crypto payment methods
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/backups/2026-10 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-header>"Endpoint
Quality
The x402 challenge is live and pricing is clear ($0.02 USDC on Base), but there is no documentation for this specific endpoint — no input schema, no response schema, no examples. All doc pages returned only 'Connect wallet' with no content. The purpose of '/api/v1/backups/2026-10' is unclear beyond the generic 'Premium API Access' label.
Warnings
- —No documentation available — /docs, /pricing, /api, and /README pages all return only a 'Connect wallet' prompt with no content
- —The specific purpose and response format of /api/v1/backups/2026-10 is undocumented; 'backups/2026-10' suggests a future date which is unusual
- —No OpenAPI spec, no output schema, and no example responses are provided
- —The endpoint path references a future date (2026-10) which may indicate placeholder or test data
Citations
- —The endpoint returns a 402 challenge with maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/backups/2026-10
- —All endpoints on the platform are priced at $0.02 per request with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —The platform offers endpoints across Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com
- —USDC asset address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/backups/2026-10