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 #70 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/70/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 x402 protocol's X-PAYMENT header, with no API keys or rate limits required. The endpoint accepts POST requests and returns application/json.
The platform's landing page advertises a wide catalog of endpoints (metrics, reports, sentiment analysis, text summarization, classification, embeddings, price feeds, exchange rates, geocoding, validation, etc.), all at the same $0.02 price point. However, documentation pages beyond the landing page returned only a "Connect wallet" prompt with no substantive content, so detailed request/response schemas for this or any other endpoint are unavailable.
Capabilities
Use cases
- —Checking the status of a specific order programmatically with per-call payment
- —Integrating order status lookups into agent workflows without managing API keys
- —Demonstrating x402 payment protocol integration on Base network
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents needing keyless, pay-per-call order status checks
- —Low-volume order status queries without subscription commitments
Not for
- —High-volume order management systems needing bulk status queries
- —Users who need detailed API documentation and response schemas before integrating
- —Querying orders other than order #70 (endpoint is hardcoded to a single order ID)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/70/status \
-H "X-PAYMENT: <x402_payment_token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live and returns a valid x402 402 challenge, confirming pricing and payment details. However, the endpoint path is hardcoded to a single order ID, documentation pages are empty (only 'Connect wallet'), and no request/response schemas or examples are available. The purpose and utility of this specific endpoint are unclear.
Warnings
- —Endpoint is hardcoded to order #70 — unclear if other order IDs are supported or how to discover them.
- —All documentation, pricing, and README pages returned only 'Connect wallet' with no substantive content.
- —No OpenAPI spec, request schema, or response schema is available — request/response format is unknown.
- —The 'Premium API Access' label is generic and does not describe what data is actually returned.
Citations
- —The x402 challenge requires 20,000 base units of USDC on Base, equaling $0.02 per request.https://lowpaymentfee.com/api/v1/orders/70/status
- —The platform advertises $0.02 per request with no API keys, no rate limits, and instant access on Base network.https://lowpaymentfee.com
- —USDC asset address on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.https://lowpaymentfee.com/api/v1/orders/70/status