Check order status via x402 micropayment on Base network for $0.02 per request.
What it does
This endpoint at lowpaymentfee.com returns the status of order #155 via a POST request, gated behind an x402 payment challenge. 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 priced at $0.02 per request and settled in USDC on the Base network.
The specific endpoint `/api/v1/orders/155/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 (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, which uses 6 decimals), equating to $0.02 USD per call. Payment is made via the X-PAYMENT header per the x402 protocol, with a timeout of 300 seconds. No API keys or rate limits are advertised; access is instant upon payment.
Documentation is extremely sparse — the docs, API, pricing, 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 is live (returns a proper 402 challenge), but the lack of documentation makes it difficult to know the exact response format or what inputs (if any) the POST body should contain.
Capabilities
Use cases
- —Checking the status of a specific order (#155) via a paid API call
- —Demonstrating x402 micropayment integration for order management
- —Agent-driven order status polling with per-request USDC settlement
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents needing pay-per-call order status without API key management
- —Low-volume order status checks where subscription pricing is unnecessary
Not for
- —High-volume order management systems needing bulk status queries
- —Users who need detailed API documentation and response schemas before integrating
- —Checking arbitrary order IDs (this endpoint is hardcoded to order 155)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/155/status \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"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 (155), making its general utility unclear. The platform advertises many endpoints but provides no substantive documentation for any of them.
Warnings
- —Documentation pages (/docs, /api, /pricing, /README) all render only 'Connect wallet' with no actual content
- —No OpenAPI or schema available — request body format and response structure are unknown
- —Endpoint path is hardcoded to order 155; unclear if other order IDs are supported or how to discover them
- —The broader platform lists many API categories (AI, finance, analytics) but none have documented schemas
Citations
- —The endpoint returns a 402 challenge with maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/orders/155/status
- —USDC asset address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/orders/155/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
- —Platform offers endpoints across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com