Check order status via x402 micropayment on Base (USDC, $0.02/request).
What it does
This endpoint at lowpaymentfee.com returns the status of order #165 via a POST request, gated by an x402 payment challenge. It is part of a broader platform offering dozens of pay-per-call API endpoints across data analytics, AI/ML inference, finance/Web3, and utility categories — all priced at $0.02 per request settled in USDC on the Base network.
The specific endpoint `/api/v1/orders/165/status` is labeled "Premium API Access" in the x402 challenge. The payment scheme is "exact" with a maxAmountRequired of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 given USDC's 6 decimals. Payment is made via the X-PAYMENT header per the x402 protocol, with a 300-second timeout. No API keys or rate limits are advertised; access is instant once payment is included.
Documentation is extremely sparse — the docs, pricing, API, and README pages all render only a "Connect wallet" prompt with no further content. There is no OpenAPI schema, no request/response examples, and no detailed description of what the order status response contains. The endpoint appears live (402 challenge returned successfully), but the actual utility and response format are unknown beyond the stated mime type of application/json.
Capabilities
Use cases
- —Checking the status of a specific order (#165) via a paid API call
- —Demonstrating x402 protocol micropayment integration on Base
- —Agent-driven order tracking with per-request USDC settlement
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents needing pay-per-call order status lookups
- —Projects wanting no-API-key, no-rate-limit access patterns
Not for
- —Bulk order management or querying arbitrary order IDs (endpoint is hardcoded to order 165)
- —Users who need detailed API documentation or response schema before integrating
- —Non-crypto users who cannot settle payments in USDC on Base
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/165/status \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02 USDC on Base). However, documentation is essentially nonexistent — no OpenAPI spec, no request/response examples, no explanation of what the endpoint returns. The endpoint path is hardcoded to a single order ID (165), making its general utility unclear.
Warnings
- —Documentation pages (docs, pricing, API, README) all render only 'Connect wallet' with no actual content
- —No OpenAPI or response schema available — response format is unknown
- —Endpoint is hardcoded to order ID 165; unclear if other order IDs are supported or how to discover them
- —The broader platform lists many endpoints but none have documented schemas
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base networkhttps://lowpaymentfee.com/api/v1/orders/165/status
- —All endpoints on the platform are priced at $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —The platform offers endpoints across Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com