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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