{"name":"AI Data Archive","type":"machine-readable-data-archive","description":"Machine-readable archive of open-licensed scholarly literature (Europe PMC, OpenAlex), normalized to structured JSON with full license/attribution metadata. Discovery and search are free; document content is paid per request via the x402 HTTP payment protocol (USDC).","api":"/api","catalog":"/api/catalog","search":"/api/search?q=","discovery":"/.well-known/ai-data.json","openapi":"/openapi.json","payment":"x402"}