{"domain":"x402-web-extract.senpi-agent.workers.dev","count":1,"changes":[{"captured_at":"2026-08-20T00:38:28","card_hash":"636b647ed68adf4bb26e160154e5027fb986fa7c21783e7d0be2fa47dbd19108","previous_card_hash":null,"diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"x402-web-extract: web scraping, prices, balances, YouTube"},{"field":"description","before":null,"after":"Pay-per-call API for AI agents on Base mainnet (USDC via CDP x402 facilitator). Five endpoints: /fetch returns clean markdown or JSON from any public URL, /price returns real-time USDC spot prices for EVM tokens, /balance returns native + USDC balances for any EVM wallet, /youtube-video resolves a YouTube video to a direct MP4 download URL, /youtube-audio resolves a YouTube video to an audio-only stream URL. Each call returns HTTP 402 with an exact payment requirement; agents pay automatically via x402. No API keys, no accounts."},{"field":"url","before":null,"after":"https://x402-web-extract.senpi-agent.workers.dev"},{"field":"capabilities","before":null,"after":[{"endpoint":"/fetch","method":"GET","price":"$0.01","input":"?url=<encoded>","output":"markdown or JSON"},{"endpoint":"/price","method":"GET","price":"$0.01","input":"?address=0x...&chain=base","output":"USDC price"},{"endpoint":"/balance","method":"GET","price":"$0.02","input":"?address=0x...&chain=base","output":"native + USDC balances"},{"endpoint":"/youtube-video","method":"GET","price":"$1.00","input":"?url=<youtube-url>","output":"direct MP4 download URL"},{"endpoint":"/youtube-audio","method":"GET","price":"$0.50","input":"?url=<youtube-url>","output":"audio-only stream URL"}]}],"other_changed":true,"is_empty":false,"human_summary":"name ∅ → x402-web-extract: web scraping, prices,  · description ∅ → Pay-per-call API for AI agents on Base m · url ∅ → https://x402-web-extract.senpi-agent.wor · capabilities ∅ → endpoint, endpoint, endpoint, endpoint, "}}]}