Y Hacker News new | ask | show | jobs

user: Sem_pre created: 2026-01-20 karma: 6 Solo founder building dev tools and Web3 infrastructure. Currently: PayWatcher (paywatcher.dev) — stablecoin payment verification API. Based in Austria. masem.at submissions: Ask HN: What are you using for DAO gov data after Tally (tally.xyz) shuts down? 1 points | 0 comments How AI Agents Should Pay for API Calls (X402 and USDC Verification on Base) 4 points | 0 comments 0 points | 0 comments 0 points | 0 comments 0 points | 0 comments Ask HN: How do you verify crypto payments in your app? 1 points | 5 comments 0 points | 0 comments 0 points | 0 comments Show HN: How to Verify USDC Payments on Base Without a Payment Processor 7 points | 2 comments Show HN: Built a children's hospice donation site using AI agents as team in 8h 1 points | 0 comments