Coinbase - Mario

My First On-Chain Experience on Base

The Wall Base: Technical Architecture of a Social Mini App on Base AppOn December 18, 2025, Base officially launched its Mini App SDK, but I got access a bit earlier during the beta phase. That immediately raised a question for me:Can I build a mini app where every user action leaves an on-chain footprint, while still keeping a fast, Web2-like UX?That’s how The Wall Base was born — a social mini app running inside Farcaster / Base App.What is The Wall Base? The Wall Base consists of:a social ...

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