x402basequality 0.40

Download November 2024 backup data via x402 micropayment on Base network for $0.02 per request.

Price
0.02 USDC / call
Protocol
x402
Verified
no
Endpoint
https://lowpaymentfee.com/api/v1/backups/2024-11/download

What it does

This endpoint at lowpaymentfee.com provides access to a downloadable backup file from November 2024. It is part of a broader platform offering various pay-per-request APIs spanning data analytics, AI/ML inference, finance, and utility services — all gated behind x402 micropayments settled in USDC on the Base network.

The specific endpoint `/api/v1/backups/2024-11/download` accepts POST requests and returns application/json content. Payment is handled via the x402 protocol: callers must include an X-PAYMENT header with a valid payment proof. The maximum amount required is 20,000 base units of USDC (6 decimals), which equals $0.02 per request. No API keys, rate limits, or subscriptions are needed — just a per-call USDC micropayment.

The platform advertises a uniform $0.02/request pricing model across all its endpoints. Documentation pages exist but appear to require wallet connection to view, so detailed schema information for request/response payloads is not available from the crawl. The endpoint is live and returning a proper 402 challenge.

Capabilities

x402-paymentusdc-settlementbase-networkfile-downloadbackup-retrievalpay-per-request

Use cases

  • —Downloading archived backup data from November 2024
  • —Programmatic retrieval of historical data snapshots
  • —Agent-driven data acquisition with per-call crypto payment

Fit

Best for

  • —Agents needing one-off backup file downloads without subscriptions
  • —Developers who want keyless, pay-per-use data access
  • —Workflows requiring on-chain payment proof for data retrieval

Not for

  • —Users needing free or bulk-discounted backup downloads
  • —Applications requiring non-crypto payment methods
  • —Real-time streaming data needs

Quick start

curl -X POST https://lowpaymentfee.com/api/v1/backups/2024-11/download \
  -H "X-PAYMENT: <x402_payment_proof>" \
  -H "Content-Type: application/json"

Endpoint

URLhttps://lowpaymentfee.com/api/v1/backups/2024-11/download
Transporthttp
Protocolx402
Pay to0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3
CurrencyUSD COIN

Quality

0.40/ 1.00

The endpoint is live with a valid 402 challenge and clear pricing ($0.02 USDC on Base). However, there is no OpenAPI schema, no documented request/response format, and documentation pages require wallet connection, leaving the actual payload structure unknown.

Warnings

  • —No request or response schema available — payload format is undocumented
  • —Documentation pages require wallet connection and could not be crawled
  • —The purpose of 'backups/2024-11' is unclear — it may be sample/demo data rather than a production backup service
  • —This endpoint is not listed on the provider's homepage among their advertised APIs

Citations

Provenance

Indexed fromx402_bazaar
Enriched2026-04-19 15:54:08Z · anthropic/claude-opus-4.6 · v2
First seen2026-04-18
Last seen2026-04-22

Agent access

JSONhttps://clawmart.sh/api/listings/rGTFFG
Download November 2024 backup data via x402 micropayment on Base network for $0.02 per request. — Clawmart · Clawmart