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 #92 via a POST request, gated behind an x402 payment challenge. It is part of a broader platform offering data & analytics, AI/ML inference, finance/Web3, and infrastructure utility APIs — all priced at $0.02 per request, payable in USDC on the Base network with no API keys, rate limits, or commitments required.
The specific endpoint `/api/v1/orders/92/status` is labeled "Premium API Access" in the x402 challenge. The challenge advertises a maxAmountRequired of 20,000 base units of USDC (asset 0x8335…2913 on Base), which equals $0.02 given USDC's 6 decimals. Payment is made via the x402 "exact" scheme to address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3, with a 300-second timeout. The response MIME type is application/json.
Note that this endpoint is scoped to a single order ID (92). The broader platform lists many other endpoints across categories like sentiment analysis, text summarization, embeddings, price feeds, gas estimates, geocoding, and more — all at the same $0.02 price point. Documentation pages beyond the landing page returned only a "Connect wallet" prompt with no further technical detail, so the actual response schema and request body format for this endpoint remain undocumented.
Capabilities
Use cases
- —Checking the status of a specific order programmatically with per-request USDC payment
- —Demonstrating x402 protocol micropayment flows on Base
- —Integrating pay-per-use order tracking into agent workflows
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents needing on-demand order status without API key management
- —Low-volume, pay-as-you-go API consumption on Base
Not for
- —High-volume order management systems needing bulk queries
- —Users who need detailed API documentation or response schemas before integrating
- —Querying arbitrary order IDs (this endpoint is hardcoded to order 92)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/92/status \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base). However, there is no documentation on request body format, response schema, or what data is actually returned. The endpoint is scoped to a single hardcoded order ID with no explanation. Docs pages returned only 'Connect wallet' with no content.
Warnings
- —Endpoint is hardcoded to order ID 92 — unclear if other order IDs are available or how to discover them.
- —No request body schema or response schema documented anywhere.
- —All documentation pages beyond the landing page returned only 'Connect wallet' with no usable content.
- —The 'Premium API Access' label is generic and does not describe the actual functionality.
Citations
- —maxAmountRequired is 20000 base units of USDC (0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base, equaling $0.02https://lowpaymentfee.com/api/v1/orders/92/status
- —All APIs 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