Check order status via x402 micropayment on Base for $0.02 per request in USDC.
What it does
This endpoint at lowpaymentfee.com returns the status of a specific order (order ID 42 in the probed URL pattern) behind an x402 paywall. The provider operates a broad suite 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. No API keys or rate limits are required; callers simply attach an x402 payment header to each request.
The specific endpoint probed — `/api/v1/orders/42/status` — is listed under the provider's umbrella as "Premium API Access." The x402 challenge confirms it is live, accepting POST requests, and requires a maximum of 20,000 base units of USDC (0.02 USDC, i.e., $0.02) per call. The payment is sent to address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3` using the "exact" scheme with a 300-second timeout. The response MIME type is `application/json`.
Note that the crawled documentation pages (docs, api, pricing, README) all returned only a "Connect wallet" prompt with no substantive content, so details about request/response schemas, order data fields, and error handling are unknown. The provider's landing page lists many other endpoints but does not provide detailed documentation for any of them. Treat this listing as a stub with confirmed liveness but sparse documentation.
Capabilities
Use cases
- —Checking the fulfillment or processing status of an order programmatically
- —Integrating order status polling into an automated agent workflow
- —Demonstrating x402 micropayment protocol usage on Base network
Fit
Best for
- —Agents that need on-demand order status without managing API keys
- —Developers experimenting with x402 payment protocol on Base
- —Low-volume, pay-as-you-go order status lookups
Not for
- —High-volume order management systems needing bulk queries at lower per-call cost
- —Use cases requiring detailed order history or modification (only status is exposed)
- —Users who need comprehensive API documentation before integrating
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/42/status \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is confirmed live via a valid 402 challenge with clear pricing ($0.02 USDC on Base). However, there is no OpenAPI schema, no request/response examples, and all documentation pages returned only 'Connect wallet' with no content. The specific endpoint path (/orders/42/status) is not listed on the landing page, making its purpose and data model unclear.
Warnings
- —No API documentation available — all doc pages return only 'Connect wallet'
- —The endpoint /api/v1/orders/42/status is not listed among the provider's advertised APIs; it may be a demo or placeholder
- —Request body schema and response body schema are completely unknown
- —No examples of successful responses are available
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC (USD Coin) on Base network, equaling $0.02https://lowpaymentfee.com/api/v1/orders/42/status
- —The provider advertises $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —Payment address is 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3 with USDC asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/orders/42/status