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 #114 via a POST request, gated behind an x402 payment challenge. It is part of a broader platform (lowpaymentfee.com) that offers a variety of pay-per-call APIs spanning data analytics, AI/ML inference, finance/Web3 data, and utility services — all priced at $0.02 per request and settled in USDC on the Base network.
The specific endpoint `/api/v1/orders/114/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 (0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base), which equals $0.02 given USDC's 6 decimals. No API keys or rate limits are advertised; access is granted per-call via the x402 payment header. The endpoint responds with `application/json`.
Documentation on the site is extremely thin — the docs, API, pricing, and README pages all render only a "Connect wallet" prompt with no further content. There is no OpenAPI spec, no request/response schema beyond the x402 challenge's outputSchema stub, and no examples of what the order status response actually contains. The platform appears live (root returns 200, x402 challenge returns 402 correctly), but the lack of documentation makes it difficult to know what data this endpoint actually returns or what input it expects beyond the POST method.
Capabilities
Use cases
- —Checking the status of a specific order (#114) programmatically
- —Demonstrating x402 pay-per-call API integration on Base
- —Agent-driven order tracking with crypto micropayments
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents that need to check order status with per-call USDC payments
- —Projects already operating on the Base L2 network
Not for
- —Production order management systems needing documented, stable APIs
- —Users who need to query arbitrary order IDs (this endpoint is hardcoded to order 114)
- —Anyone requiring detailed API documentation or response schema guarantees
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/orders/114/status \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge, but documentation is essentially nonexistent — docs/pricing/API pages all show only 'Connect wallet'. There is no OpenAPI spec, no request/response schema, and the endpoint is hardcoded to a single order ID. The purpose and output of this specific endpoint are unclear beyond its label.
Warnings
- —Documentation pages (docs, API, pricing, README) all render only 'Connect wallet' with no usable content.
- —Endpoint is hardcoded to order ID 114; unclear if other order IDs are available at different paths.
- —No response schema or example response is available; actual output format is unknown.
- —No OpenAPI specification found.
- —The broader platform advertises many endpoints but none have documented schemas.
Citations
- —The x402 challenge requires 20,000 base units of USDC on Base, equaling $0.02 per request.https://lowpaymentfee.com/api/v1/orders/114/status
- —The platform advertises $0.02/request pricing with no API keys, no rate limits, and instant access on the Base network.https://lowpaymentfee.com
- —The USDC asset address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base.https://lowpaymentfee.com/api/v1/orders/114/status
- —Docs, API, pricing, and README pages render only a 'Connect wallet' prompt.https://lowpaymentfee.com/docs