Database snapshot (2025-01) accessible via x402 micropayment on Base for $0.02 per request.
What it does
This endpoint serves a January 2025 database snapshot from lowpaymentfee.com, a platform offering a broad catalog of pay-per-call APIs settled via the x402 protocol on the Base network using USDC. The specific resource at `/api/v1/database/snapshots/2025-01` returns JSON data and is accessed via HTTP POST with an X-PAYMENT header carrying a valid x402 payment proof.
The platform advertises a flat $0.02 per request across all its endpoints, with no API keys, no rate limits, and no minimum commitments. The x402 challenge confirms the endpoint is live, accepting payments to address `0x1A2B...85F3` in USDC (contract `0x8335...2913`) on Base. The `maxAmountRequired` of 20,000 base units (USDC has 6 decimals) equals $0.02, consistent with the site's advertised pricing.
Beyond this snapshot endpoint, the provider lists APIs spanning data analytics (metrics, reports, export, insights), AI/ML (sentiment analysis, summarization, classification, embeddings), finance/Web3 (price feeds, exchange rates, token quotes, gas estimates), and infrastructure utilities (geocoding, validation, conversion, generation). Documentation pages exist but were largely empty at crawl time, showing only a "Connect wallet" prompt, so detailed request/response schemas for this specific snapshot endpoint are not available.
Capabilities
Use cases
- —Retrieving a point-in-time database snapshot for January 2025
- —Programmatic data access without API key registration
- —Agent-driven data procurement using x402 micropayments on Base
Fit
Best for
- —Agents or scripts that need one-off database snapshots without account setup
- —Developers experimenting with x402 pay-per-call data access
- —Use cases requiring low-friction, keyless API access on Base
Not for
- —Users needing real-time or streaming data (this is a static monthly snapshot)
- —Consumers who require detailed API documentation or OpenAPI specs before integrating
- —High-volume bulk data retrieval where per-request pricing may add up
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/database/snapshots/2025-01 \
-H "X-PAYMENT: <x402_payment_proof>" \
-H "Content-Type: application/json"Endpoint
Quality
The endpoint is confirmed live via a valid 402 challenge with clear pricing ($0.02 USDC on Base). However, there is no OpenAPI spec, no request/response schema, no documentation beyond a wallet-connect prompt, and the nature of the 'database snapshot' data is entirely unspecified. This is effectively a stub listing.
Warnings
- —No documentation available — all doc pages return only a 'Connect wallet' prompt with no content.
- —The nature and schema of the 'database snapshot' data is completely unspecified; callers cannot know what they are paying for.
- —No OpenAPI spec or example responses are provided by the provider.
- —The provider lists many diverse endpoints (AI, finance, geocoding, etc.) all at the same price, which may indicate placeholder or demo services rather than production-grade APIs.
Citations
- —The endpoint returns a 402 challenge with maxAmountRequired of 20000 base units in USDC on Base network.https://lowpaymentfee.com/api/v1/database/snapshots/2025-01
- —The platform advertises $0.02 per request with no API keys, no rate limits, and instant access on Base network.https://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.https://lowpaymentfee.com/api/v1/database/snapshots/2025-01
- —Documentation, pricing, and API pages show only a 'Connect wallet' prompt with no substantive content.https://lowpaymentfee.com/docs