x402-gated account statements endpoint on Base, pay-per-request with USDC.
What it does
This endpoint at lowpaymentfee.com provides access to account statements via a POST request to `/api/v1/accounts/154/statements`. 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 gated behind the x402 payment protocol on the Base network.
The specific endpoint probed here returns an x402 challenge requesting payment in USDC (contract `0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913` on Base) with a `maxAmountRequired` of 20,000 base units. Since USDC uses 6 decimals, this translates to $0.02 per request, consistent with the platform's advertised flat pricing of $0.02/request across all endpoints. Payment is made via the x402 `exact` scheme to address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3`, with a timeout of 300 seconds.
The platform advertises no API keys, no rate limits, and instant access. However, documentation is extremely thin — the docs, API, pricing, and README pages all render only a "Connect wallet" prompt with no substantive content. There is no OpenAPI schema, no request/response examples, and no description of what the account statements endpoint actually returns or what parameters it accepts. The endpoint path includes a hardcoded account ID (154), and it is unclear whether this is parameterizable or a demo resource. The lack of documentation makes it difficult to assess the actual utility of this specific endpoint.
Capabilities
Use cases
- —Retrieving account statement data via a single paid API call
- —Programmatic access to financial account records without API key management
- —Agent-driven workflows that need on-demand account data with crypto micropayments
Fit
Best for
- —Developers or agents wanting keyless, pay-per-call access to account statements
- —Crypto-native applications settling microtransactions on Base in USDC
- —Prototyping x402 payment flows against a live endpoint
Not for
- —Users needing well-documented APIs with clear request/response schemas
- —Production systems requiring guaranteed SLAs, rate limit transparency, or support
- —Non-crypto users who cannot pay with USDC on Base
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/accounts/154/statements \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live and returns a valid x402 challenge with clear pricing ($0.02 USDC on Base). However, there is no OpenAPI schema, no request/response documentation, no examples, and the docs pages are empty. The purpose of the specific /accounts/154/statements resource is unclear and may be a demo placeholder.
Warnings
- —No documentation available — docs, API, pricing, and README pages all show only 'Connect wallet' with no content.
- —No OpenAPI or request/response schema provided; input parameters and output format are unknown.
- —The endpoint path contains a hardcoded account ID (154); it is unclear if this is parameterizable or a fixed demo resource.
- —The broader platform lists many API categories but none have visible documentation or usage examples.
Citations
- —The endpoint returns a 402 x402 challenge requesting 20000 base units of USDC on Base (contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913)https://lowpaymentfee.com/api/v1/accounts/154/statements
- —Platform advertises $0.02/request flat pricing with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —Platform offers APIs across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com