x402-payable account statements endpoint on Base, settled in USDC at $0.02 per request.
What it does
This endpoint at lowpaymentfee.com provides access to account statement data behind an x402 paywall. The specific resource `/api/v1/accounts/143/statements` accepts POST requests and returns JSON. Payment is settled on the Base network using USDC (contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) via the x402 "exact" scheme. The maximum amount required per call is 20,000 base units of USDC (6 decimals), which equals $0.02 USD — consistent with the site-wide flat pricing of $0.02 per request.
The provider, lowpaymentfee.com, hosts a broad catalog of x402-gated APIs spanning data analytics, AI/ML inference, finance/crypto data, and utility services, all at the same $0.02/request price point. The site advertises no API keys, no rate limits, and instant access. However, documentation is essentially nonexistent — the /docs, /api, /pricing, and /README pages all render only a "Connect wallet" prompt with no further technical detail.
Because this specific endpoint path references "accounts/143/statements," it appears to serve financial account statement data for a particular account ID. No input or output schema beyond `application/json` is documented, so the exact request body format and response structure are unknown. Agents should be prepared to experiment or contact the provider for integration details.
Capabilities
Use cases
- —Retrieving account statement data on a pay-per-request basis without API key registration
- —Integrating financial statement retrieval into autonomous agent workflows via x402
- —Accessing account-level financial records settled with USDC on Base
Fit
Best for
- —Agents needing keyless, pay-per-call access to account statements
- —Developers who want to avoid subscription commitments for occasional statement lookups
- —Crypto-native workflows that can settle micropayments in USDC on Base
Not for
- —Users who need detailed API documentation or guaranteed SLAs before integrating
- —High-volume batch retrieval where $0.02/request adds up significantly
- —Non-crypto workflows that cannot settle payments on the Base network
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/accounts/143/statements \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-header>"Endpoint
Quality
The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base). However, there is no OpenAPI schema, no documented request/response format, no examples, and the docs pages are empty. The specific purpose of 'accounts/143/statements' is only inferable from the URL path.
Warnings
- —No API documentation available — /docs, /pricing, /api, and /README pages all show only 'Connect wallet' with no content.
- —No request body schema or response schema documented; integration requires guesswork.
- —The endpoint path includes a hardcoded account ID (143); it is unclear whether other account IDs are accessible or how they are provisioned.
- —The provider's broad API catalog (AI, finance, utilities) all at $0.02 with zero docs raises questions about the maturity and reliability of the service.
Citations
- —The x402 challenge returns maxAmountRequired of 20000 base units of USDC on Base networkhttps://lowpaymentfee.com/api/v1/accounts/143/statements
- —Site-wide pricing is $0.02 per request with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —USDC asset contract is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/accounts/143/statements