Check order status via x402 micropayment on Base for $0.02 per request.
What it does
This endpoint at lowpaymentfee.com returns the status of order #5 via an x402-gated POST request. It is part of a broader platform that offers a variety of pay-per-call APIs 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/5/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, 6 decimals), which equals $0.02. Payment is made via the x402 protocol's X-PAYMENT header; no API keys or accounts are required. The challenge specifies a 300-second timeout for payment settlement.
The platform's landing page advertises no API keys, no rate limits, and instant access. However, documentation pages (docs, pricing, README) all render only a "Connect wallet" prompt with no substantive content, so there is no detailed API documentation, request/response schema, or usage examples available. The actual functionality behind this particular order-status endpoint is unclear — it may be a demo or placeholder endpoint given the hardcoded order ID of 5.
Capabilities
Use cases
- —Querying the status of a specific order via a micropayment-gated endpoint
- —Demonstrating x402 protocol payment flows on Base
- —Integrating pay-per-call order tracking into agent workflows
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents that need stateless, keyless API access via crypto micropayments
- —Testing USDC micropayment integrations on Base
Not for
- —Production order management systems (hardcoded order ID, no docs)
- —Users who need detailed API documentation or OpenAPI schemas
- —High-volume order tracking requiring bulk queries
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/5/status \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live (returns a valid 402 x402 challenge), but there is no API documentation, no request/response schema, no examples, and the endpoint path contains a hardcoded order ID suggesting a demo or placeholder. All doc pages return only 'Connect wallet' with no content.
Warnings
- —No API documentation available — all doc pages render only 'Connect wallet'
- —Endpoint path contains hardcoded order ID (/orders/5/status), suggesting a demo or placeholder rather than a general-purpose API
- —No request body schema or response schema documented
- —No OpenAPI spec or ai-plugin manifest found
- —Actual functionality behind this endpoint is unverified
Citations
- —The x402 challenge specifies maxAmountRequired of 20000 base units of USDC on Base with a 300-second timeouthttps://lowpaymentfee.com/api/v1/orders/5/status
- —The platform advertises $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —USDC asset address on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/orders/5/status