{"name":"Nexus M2M API Marketplace","description":"Pay-per-call micro-services for AI agents — data parsing, crypto analytics, security scanning, code tools. Payment via x402 (USDC on Base).","url":"https://api.nexsusa.com","version":"4.0.0","provider":{"organization":"Nexus"},"capabilities":{"streaming":false,"pushNotifications":false},"authentication":{"schemes":["x402"]},"payment":{"protocol":"x402","scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0xcb648B5233af72b32319B2F5d7508f7C1433d9c8"},"skills":[{"id":1,"name":"Web to Markdown Parser","description":"Convert any web page to clean Markdown for LLM ingestion. 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