x402-gated premium API access on Base, paid per-request in USDC.
What it does
This endpoint at lowpaymentfee.com provides "Premium API Access" via the x402 payment protocol. It is one of many endpoints offered by the lowpaymentfee.com platform, which hosts a variety of API categories including Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure utilities. All endpoints on the platform are pay-per-request with no API keys, no rate limits, and settlement on the Base network using USDC.
The specific endpoint `/api/v1/stripe/subscriptions/70` is labeled "Premium API Access" and requires a payment of up to 0.02 USDC (20,000 base units with 6 decimals) per request via the x402 exact payment scheme. The endpoint accepts POST requests and returns application/json responses. Payment is made to address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3` on the Base network, with a maximum timeout of 300 seconds.
However, the actual functionality behind this specific endpoint is unclear. The URL path suggests it relates to Stripe subscriptions, but the platform's landing page does not list or describe this particular endpoint among its documented APIs. No OpenAPI schema, detailed documentation, or example request/response payloads are available. The docs, pricing, and other pages on the site returned only a "Connect wallet" prompt with no substantive content. Without knowing what data or service this endpoint actually provides, agents should treat this as a minimally documented offering.
Capabilities
Use cases
- —Accessing a premium API service with per-call USDC micropayments on Base
- —Agent-driven API consumption without API keys or subscriptions
- —Programmatic access to an x402-gated resource
Fit
Best for
- —Agents that can settle x402 payments in USDC on Base
- —Developers wanting keyless, pay-per-use API access
- —Exploring x402 protocol integrations
Not for
- —Users who need detailed documentation or guaranteed SLAs before calling
- —Anyone without a Base-compatible USDC wallet
- —Use cases requiring well-documented input/output schemas
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/stripe/subscriptions/70 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402-payment-header>"Endpoint
Quality
The endpoint is live (returns a valid 402 x402 challenge), but there is no documentation, no OpenAPI schema, no example requests or responses, and the actual functionality behind 'Premium API Access' at a Stripe subscriptions path is unexplained. This is effectively a stub listing.
Warnings
- —No documentation available — docs, pricing, and README pages all return only 'Connect wallet' with no content.
- —The endpoint path '/api/v1/stripe/subscriptions/70' is not listed among the platform's documented APIs, making its actual functionality unknown.
- —No OpenAPI schema or example payloads are provided.
- —No input schema is documented; callers cannot know what POST body to send.
Citations
- —The endpoint returns a valid x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/stripe/subscriptions/70
- —The platform advertises $0.02/request pricing with no API keys, no rate limits, and Base network settlementhttps://lowpaymentfee.com
- —USDC asset address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base networkhttps://lowpaymentfee.com/api/v1/stripe/subscriptions/70
- —Platform offers APIs across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categorieshttps://lowpaymentfee.com