Database snapshot for August 2025, paid per-request via x402 on Base with USDC.
What it does
This endpoint at lowpaymentfee.com serves a database snapshot for August 2025 (`/api/v1/database/snapshots/2025-08`). It is part of a broader platform offering data & analytics, AI/ML inference, finance/Web3, and infrastructure utility APIs — all payable per-request via the x402 protocol on the Base network using USDC.
The specific endpoint probed returns a 402 challenge with `maxAmountRequired` of 20,000 base units of USDC (6 decimals), which equals $0.02 per request. Payment is made inline via the `X-PAYMENT` header; no API keys, accounts, or rate limits are advertised. The x402 challenge specifies the "exact" payment scheme, a 300-second timeout, and targets the USDC contract on Base (`0x8335…2913`).
Documentation is extremely thin — the docs, pricing, API, and README pages all render only a "Connect wallet" prompt with no further content. There is no OpenAPI spec, no request/response schema, and no description of what the database snapshot actually contains or what fields the POST body expects. The endpoint is live and responding with a valid x402 challenge, but without documentation it is unclear what data is returned or what input parameters are accepted.
Capabilities
Use cases
- —Retrieving a point-in-time database snapshot for August 2025
- —Programmatic data access without API key management
- —Agent-driven data procurement with inline USDC micropayments
Fit
Best for
- —Agents or scripts that need a specific monthly database snapshot
- —Users who prefer pay-per-call with no subscription or API key
- —Developers building on Base who already hold USDC
Not for
- —Users who need detailed documentation or schema guarantees before calling
- —Bulk data consumers who need predictable flat-rate pricing
- —Anyone requiring non-crypto payment methods
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/database/snapshots/2025-08 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-token>"Endpoint
Quality
The endpoint is live and returns a valid x402 402 challenge, but there is zero documentation on what the snapshot contains, what POST body fields are expected, or what the response looks like. No OpenAPI spec, no examples, and all doc pages render only 'Connect wallet'. This is effectively a stub listing.
Warnings
- —No documentation available — all doc/pricing/API/README pages show only 'Connect wallet'
- —No OpenAPI or request/response schema provided; input format and output structure are unknown
- —The nature of the 'database snapshot' is completely undocumented — unclear what data it contains
- —This specific endpoint (/api/v1/database/snapshots/2025-08) is not listed on the provider's homepage among advertised APIs
Citations
- —The endpoint returns a valid x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/database/snapshots/2025-08
- —The platform advertises $0.02 per request with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/database/snapshots/2025-08
- —Documentation pages (docs, pricing, API, README) render only 'Connect wallet' with no further contenthttps://lowpaymentfee.com/docs