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 #198 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/198/status` accepts POST requests and returns JSON. Payment is handled via the x402 protocol: callers must include an `X-PAYMENT` header with a valid payment proof. The challenge advertises a max amount of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 given USDC's 6 decimals. The payment is sent to address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3 with a 300-second timeout.
The platform markets itself as requiring no API keys, no rate limits, and no commitments — just per-request micropayments. Documentation pages (/docs, /pricing, /api) appear to require a wallet connection and contain no additional crawlable content, so the exact response schema and detailed docs for this order-status endpoint are unknown. The endpoint is live and returning a well-formed 402 challenge.
Capabilities
Use cases
- —Checking the fulfillment or processing status of a specific order
- —Integrating order-status polling into an automated agent workflow
- —Demonstrating x402 micropayment-gated API access
Fit
Best for
- —Agents that need to query order status without managing API keys
- —Developers experimenting with x402 payment-gated endpoints
- —Workflows requiring low-cost, on-demand order lookups
Not for
- —Bulk order management or batch status queries (each call costs $0.02)
- —Users without a Base-network USDC wallet
- —Anyone needing detailed API documentation before integrating
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/198/status \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-proof>"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge, but there is no OpenAPI schema, no response examples, and all documentation pages are behind a wallet-connect gate. The endpoint path is hardcoded to a single order ID (198), making its general utility unclear. Effectively a stub listing.
Warnings
- —Documentation pages (/docs, /pricing, /api) are gated behind wallet connection and contain no crawlable content.
- —The endpoint path is hardcoded to order ID 198; it is unclear whether other order IDs are supported or how to discover them.
- —No response schema or example response is available — the output format is unknown.
- —No OpenAPI or machine-readable API specification was found.
Citations
- —The platform offers APIs at $0.02 per request with no API keys, no rate limits, and instant access on the Base network.https://lowpaymentfee.com
- —The x402 challenge advertises maxAmountRequired of 20000 base units of USDC (USD Coin) on Base with a 300-second timeout.https://lowpaymentfee.com/api/v1/orders/198/status
- —The USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.https://lowpaymentfee.com/api/v1/orders/198/status