PayAPI Market

Package Safety Check API

Pre-install safety check for Python packages: known vulnerabilities (OSV.dev) and typosquat/hallucinated-name detection. Built for AI coding agents.

x402 verified · Verified on /check ยท $0.005 · $0.005 USDC/request · 1 endpoints · Tools · base network · x402 protocol

Discovery is free. Agents search the catalogue here. Payment happens on the listing 402, not on PayAPI.

url https://payapi.market/mcp

How to call this API

Every protected route returns HTTP 402 with x402 payment requirements. An agent pays the stated USDC amount on Base and retries with the payment header. No API keys, no accounts. Browse the marketplace or list your own API.

By Stefan Bugariu