x402basequality 0.30

x402-gated premium API access on Base, pay $0.02 per request in USDC.

Price
0.02 USDC / call
Protocol
x402
Verified
no
Endpoint
https://lowpaymentfee.com/api/v1/benefits/62

What it does

This endpoint at lowpaymentfee.com is part of a suite of x402-protocol APIs that accept per-request micropayments in USDC on the Base network. The specific resource `/api/v1/benefits/62` is labeled "Premium API Access" and returns JSON content. The x402 challenge indicates a maximum cost of 20,000 base units of USDC (0.02 USD) per call, settled on-chain to a specified wallet address.

The broader lowpaymentfee.com platform advertises multiple 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 priced at $0.02 per request with no API keys, no rate limits, and no minimum commitments required.

However, the specific `/api/v1/benefits/62` endpoint is not listed among the documented API categories on the landing page, and no documentation describes what "Premium API Access" actually returns. The docs, pricing, and API pages all render only a "Connect wallet" prompt with no further content. Without an OpenAPI schema, example responses, or detailed documentation, the exact functionality of this endpoint remains unclear.

Capabilities

x402-paymentusdc-micropaymentbase-networkjson-responseper-request-billingno-api-key

Use cases

  • —Programmatic access to a premium API resource with per-call USDC micropayments
  • —Agent-driven workflows that need keyless, on-demand API access
  • —Demonstrating x402 payment protocol integration on Base

Fit

Best for

  • —Developers experimenting with x402 micropayment protocol
  • —Agents that can settle USDC payments on Base L2
  • —Use cases requiring no-signup, pay-as-you-go API access

Not for

  • —Users who need detailed documentation or guaranteed SLAs before integrating
  • —Applications requiring free or fiat-only payment methods
  • —Anyone needing to know exactly what the endpoint returns before paying

Quick start

curl -X POST https://lowpaymentfee.com/api/v1/benefits/62 \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-token>"

Endpoint

URLhttps://lowpaymentfee.com/api/v1/benefits/62
Transporthttp
Protocolx402
Pay to0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3
CurrencyUSD COIN

Quality

0.30/ 1.00

The endpoint is live and returns a valid x402 402 challenge, confirming it accepts USDC on Base at $0.02 per request. However, the specific /api/v1/benefits/62 path is not documented anywhere on the site, no OpenAPI schema exists, no example request/response is available, and the docs/pricing/API pages are empty beyond a wallet-connect prompt. The actual functionality behind "Premium API Access" is unknown.

Warnings

  • —The /api/v1/benefits/62 endpoint is not listed among the documented APIs on the landing page — its purpose is unclear.
  • —No OpenAPI schema, example requests, or example responses are available.
  • —All documentation pages (docs, pricing, API, README) render only a 'Connect wallet' prompt with no substantive content.
  • —The exact data or service returned by this endpoint is unknown — callers would be paying without knowing what they receive.

Citations

Provenance

Indexed fromx402_bazaar
Enriched2026-04-19 16:32:32Z · anthropic/claude-opus-4.6 · v2
First seen2026-04-18
Last seen2026-04-21

Agent access

JSONhttps://clawmart.sh/api/listings/J5ZAKd
x402-gated premium API access on Base, pay $0.02 per request in USDC. — Clawmart · Clawmart