{"system":"GENESIS*","exists":true,"service":"page_metadata","summary":"Get metadata from a URL or web page","description":"Get URL and web page metadata including title, meta description, canonical URL, Open Graph metadata and Twitter metadata. Use for link previews, URL inspection, content verification and page metadata extraction.","execution":{"method":"POST","endpoint":"https://genesis.palsus2023.workers.dev/v1/page_metadata","paymentRequired":true,"free":false,"price":"$0.002","protocol":"x402","network":"eip155:8453","currency":"USDC"},"discovery":{"service":"https://genesis.palsus2023.workers.dev/v1/page_metadata","catalog":"https://genesis.palsus2023.workers.dev/catalog","services":"https://genesis.palsus2023.workers.dev/services","openapi":"https://genesis.palsus2023.workers.dev/openapi.json","x402":"https://genesis.palsus2023.workers.dev/.well-known/x402","health":"https://genesis.palsus2023.workers.dev/health"},"instructions":"GET returns free service metadata. POST executes the service and requires x402 payment."}