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 #103 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 across data analytics, AI/ML inference, finance/Web3, and infrastructure utilities — all priced at $0.02 per request and settled in USDC on the Base network.
The specific endpoint `/api/v1/orders/103/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), with a 300-second timeout. No API keys or rate limits are advertised; access is instant once payment is included.
The broader platform advertises endpoints for sentiment analysis, text summarization, classification, embeddings, price feeds, exchange rates, token quotes, gas estimates, geocoding, validation, conversion, and generation — all at the same $0.02/request price point. However, documentation pages (docs, pricing, README) returned only a "Connect wallet" prompt with no further technical detail, so the actual response schema and behavior of this specific order-status endpoint are unknown.
Capabilities
Use cases
- —Checking the status of a specific order programmatically with per-call payment
- —Demonstrating x402 protocol integration for agent-to-agent commerce
- —Building payment-gated API workflows on the Base network
Fit
Best for
- —Developers experimenting with x402 micropayment protocols
- —Agents needing pay-per-call order status checks without API key management
- —Low-volume, on-demand API access without subscriptions
Not for
- —High-volume order management systems needing bulk status queries
- —Users who need detailed API documentation or response schema guarantees
- —Production systems requiring SLA guarantees or support
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/103/status \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base). However, there is no OpenAPI schema, no response examples, no documentation beyond a wallet-connect prompt, and the endpoint path is hardcoded to a single order ID (103), making its general utility unclear. Effectively a stub listing.
Warnings
- —No API documentation available — docs, pricing, and README pages all return only 'Connect wallet'
- —The endpoint path is hardcoded to order 103; it is unclear whether other order IDs are supported or what the response format is
- —No OpenAPI spec or output schema provided beyond the x402 challenge metadata
- —The platform lists many endpoints but none have documented request/response schemas
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base networkhttps://lowpaymentfee.com/api/v1/orders/103/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
- —The platform offers endpoints across Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com