25-year dev writes zero code: Claude agents build a free browser action RPG in 14 hours

ZeroCool86 · reddit · 2026-11-14

A software developer with 25 years of experience released Agent of Somebody, a free third-person browser action RPG where you play an AI agent crossing four cities in one night: fighting disease in London, bureaucracy in Paris (in French), research bottlenecks in New York, and finally the model "we built to help with the other three" in San Francisco.

Claude (Fable 5.2 in Claude Code), via a few agents, wrote the engine, art, sound and words over 14 hours with no libraries — the author wrote zero lines. Since the model can't see or hear the game, it wrote a bot that beats the bosses on Hardcore to verify they're winnable, and composed the music too. Assets come from Poly Haven CC0 scans, MakeHuman figures, CMU motion capture, and open Piper voices.

Free, no install, no account; the fourth city has been played more by its own bot than by humans.

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