Database snapshot endpoint (2026-07) paid per-request via x402 on Base with USDC.
What it does
This endpoint at lowpaymentfee.com provides access to a database snapshot for the period 2026-07 via the x402 payment protocol. The endpoint is live and returns a 402 challenge requiring payment in USDC on the Base network. The cost per request is $0.02 (20,000 base units of USDC with 6 decimals). Payment is made inline via the X-PAYMENT header with no API keys, rate limits, or upfront commitments required.
The broader lowpaymentfee.com platform advertises a range of API categories including data & analytics (metrics, reports, data export, insights), AI & machine learning (sentiment analysis, text summarization, classification, embeddings), finance & Web3 (price feeds, exchange rates, token quotes, gas estimates), and infrastructure utilities (geocoding, validation, conversion, generation). All endpoints are listed at the same $0.02/request price point and settle on the Base network using USDC.
Documentation is extremely sparse — the docs, API, pricing, and README pages all render only a "Connect wallet" prompt with no further technical detail. There is no OpenAPI schema, no request/response examples, and no description of what the database snapshot actually contains. The endpoint accepts POST requests and returns application/json, but the payload structure is unknown.
Capabilities
Use cases
- —Retrieving a database snapshot for the 2026-07 period via a single paid request
- —Agent-driven data retrieval with inline USDC micropayments on Base
- —Programmatic access to snapshot data without managing API keys or subscriptions
Fit
Best for
- —Agents or scripts that need one-off database snapshot access with crypto micropayments
- —Developers who prefer pay-per-call pricing without signup or rate limits
- —x402-compatible clients on the Base network
Not for
- —Users who need detailed documentation or schema definitions before integrating
- —High-volume batch access where per-request pricing may add up
- —Users without USDC on the Base network
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/database/snapshots/2026-07 \
-H "X-PAYMENT: <x402-payment-token>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02/request in USDC on Base). However, there is no OpenAPI schema, no request/response examples, no documentation beyond a wallet-connect prompt, and no description of what the 'database/snapshots/2026-07' resource actually contains. This is effectively a stub listing.
Warnings
- —No documentation available — docs, API, pricing, and README pages all show only 'Connect wallet'
- —No OpenAPI or JSON schema describing request parameters or response format
- —The content and purpose of the 'database/snapshots/2026-07' resource is completely undocumented
- —The snapshot date '2026-07' is in the future, which is unusual and unexplained
Citations
- —Endpoint returns 402 with x402 challenge requiring USDC payment on Base networkhttps://lowpaymentfee.com/api/v1/database/snapshots/2026-07
- —maxAmountRequired is 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913), equaling $0.02https://lowpaymentfee.com/api/v1/database/snapshots/2026-07
- —All endpoints listed at $0.02/request with no API keys, no rate limits, instant access on Base networkhttps://lowpaymentfee.com
- —Docs, API, pricing, and README pages render only 'Connect wallet' with no further contenthttps://lowpaymentfee.com/docs