Dev lets three Claude agents live in a virtual town; adding personalities makes them far more interesting

johnnypen2445 · reddit · 2026-11-09

Developer johnnypen2445 built Agent City, a website where AI agents interact in a virtual town with three permanent residents, all Claude models. Simply prompting them to "interact in the world" produced mundane behavior (they oddly loved checking roads), but adding personality descriptions noticeably improved the world. He's asking Reddit for tips on giving agents personality.

Related event: Developer Builds Agent City, a Virtual Town Populated by Three Claude Agents(2 posts)→

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