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 #84 via a POST request, gated by an x402 payment challenge. It is part of a broader platform that offers dozens of pay-per-call API endpoints spanning data analytics, AI/ML inference, finance/Web3 data, and infrastructure utilities — all priced at $0.02 per request settled in USDC on the Base network.
The specific resource `/api/v1/orders/84/status` is labeled "Premium API Access" in the x402 challenge. The challenge advertises 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 "exact" scheme to the payTo address. No API keys or rate limits are required; access is instant once payment is included in the X-PAYMENT header.
Documentation on the site is extremely thin — the docs, pricing, API, and README pages all render only a "Connect wallet" prompt with no additional content. There is no OpenAPI spec, no request/response schema, and no usage examples. The endpoint is confirmed live (402 challenge returned), but the actual response payload after successful payment is unknown.
Capabilities
Use cases
- —Checking the status of a specific order (#84) via programmatic micropayment
- —Demonstrating x402 payment-gated API access on Base
- —Agent-driven order tracking with per-call USDC settlement
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents that need to pay-per-call for order status checks
- —Projects already using USDC on Base network
Not for
- —Production order management systems (endpoint is hardcoded to order 84)
- —Users who need detailed API documentation or response schemas before integrating
- —High-volume polling where per-request fees would accumulate quickly
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/84/status \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge with clear pricing, but documentation is essentially nonexistent — no OpenAPI spec, no request/response schemas, no examples. The endpoint path is hardcoded to a single order ID, making its general utility unclear.
Warnings
- —Documentation pages (docs, pricing, API, README) all render only 'Connect wallet' with no usable content.
- —No OpenAPI or response schema available — the actual payload after payment is unknown.
- —Endpoint is hardcoded to order #84; unclear if other order IDs are supported or how to discover them.
- —The broader platform lists many endpoints but none have documented schemas or examples.
Citations
- —The x402 challenge advertises maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/orders/84/status
- —All endpoints on the platform are priced at $0.02 per request with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —The USDC asset address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/orders/84/status