Pay-per-call premium API access on Base via x402 — $0.02/request in USDC.
What it does
This endpoint at lowpaymentfee.com is one of many x402-gated API routes offered by the platform. The specific route `/api/v1/wire/106` is listed as "Premium API Access" and accepts POST requests. Payment is settled on the Base network using USDC (contract 0x8335…2913) at a cost of $0.02 per request (20,000 base units with 6 decimals). No API keys or rate limits are required — callers simply attach an X-PAYMENT header with a valid x402 payment proof.
The broader lowpaymentfee.com platform advertises a wide catalog of endpoints spanning 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 uniformly at $0.02 per request.
However, the specific functionality behind `/api/v1/wire/106` is not documented beyond the generic label "Premium API Access." The crawled docs, pricing, API, and README pages all returned only a "Connect wallet" prompt with no additional technical documentation, input/output schemas, or usage examples. Without knowing what data or service this particular endpoint returns, callers should treat it as an opaque paid endpoint until further documentation is available.
Capabilities
Use cases
- —Programmatic access to a premium API endpoint with per-call USDC micropayments
- —Agent-driven workflows that need keyless, on-demand API access settled on Base
- —Testing x402 payment flows against a live endpoint
Fit
Best for
- —Developers experimenting with x402 payment protocol
- —Agents that need keyless pay-per-use API access on Base
- —Low-volume callers who want no subscription or commitment
Not for
- —Users who need detailed documentation or guaranteed SLAs before calling
- —High-volume production workloads where $0.02/request adds up without bulk discounts
- —Anyone needing to know exactly what the endpoint returns before paying
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/wire/106 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-proof>"Endpoint
Quality
The endpoint is live and returns a valid x402 402 challenge, confirming pricing and payment details. However, there is zero documentation on what this specific endpoint actually does — no input schema, no output schema, no examples, and no description beyond the generic 'Premium API Access' label. The docs/pricing/README pages are all blank beyond a wallet connect prompt.
Warnings
- —The specific functionality of /api/v1/wire/106 is completely undocumented — it is unclear what data or service it provides.
- —All documentation pages (docs, pricing, README, api) returned only a 'Connect wallet' prompt with no usable content.
- —No input or output schema is available; callers cannot know what request body to send or what response to expect.
- —The endpoint label 'Premium API Access' is generic and does not describe a concrete capability.
Citations
- —Endpoint returns a valid x402 402 challenge with maxAmountRequired of 20000 in USDC on Basehttps://lowpaymentfee.com/api/v1/wire/106
- —Platform advertises $0.02/request pricing with no API keys, no rate limits, and instant access on Base networkhttps://lowpaymentfee.com
- —USDC asset contract is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Basehttps://lowpaymentfee.com/api/v1/wire/106
- —Platform lists endpoints across data & analytics, AI & ML, finance & Web3, and infrastructure categorieshttps://lowpaymentfee.com