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 #104 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 infrastructure utilities — all priced at $0.02 per request settled in USDC on the Base network.
The specific endpoint `/api/v1/orders/104/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 (version 1). No API keys or rate limits are advertised; access is instant once payment is included.
Documentation on the site is extremely thin — 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 (returns a proper 402 challenge), but the lack of documentation makes it difficult to know what fields the response includes or what input the POST body expects.
Capabilities
Use cases
- —Checking the status of a specific order (#104) programmatically
- —Demonstrating x402 micropayment integration on Base
- —Agent-driven order tracking with per-call USDC payment
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents that need to check order status with no API key setup
- —Low-volume, pay-as-you-go order status lookups
Not for
- —Bulk order management or batch status queries
- —Users who need detailed API documentation before integrating
- —General-purpose order management (this is a single hardcoded order ID)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/104/status \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge, but documentation is essentially nonexistent — all doc pages show only 'Connect wallet'. There is no OpenAPI schema, no request/response examples, and the endpoint path is hardcoded to a single order ID (104), making its general utility unclear. The platform advertises many endpoints but provides no substantive documentation for any of them.
Warnings
- —Documentation pages (docs, pricing, API, README) all render only 'Connect wallet' with no usable content.
- —No OpenAPI or schema available — request body and response format are unknown.
- —Endpoint path is hardcoded to order ID 104; unclear if other order IDs are supported or how to discover them.
- —The broader platform lists many endpoints (AI, finance, utils) but none have documented schemas or examples.
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base networkhttps://lowpaymentfee.com/api/v1/orders/104/status
- —All endpoints are priced at $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —USDC uses 6 decimals, so 20000 base units = $0.02https://lowpaymentfee.com