According to Ethan Mollick, Fable built a Van Gogh-style city builder where players paint landscapes and watch seasons and weather evolve in real time.

According to @emollick, Codex used Blender and Unity to auto-generate a playable otter mech game, showcasing end to end asset and code creation.

According to Ethan Mollick, Fable built a Rothko-inspired city builder where players shape growth by adjusting color margins.

According to Ethan Mollick, Fable built a Piranesi-style city builder with arches and waterways in vast ruins; play it at capriccio-city.netlify.app.

According to emollick, Fable built an impressionist city builder where gesture painting grows evolving neighborhoods. Play it at cezanne-city.netlify.app.

According to @godofprompt, a one-shot prompt tested Claude Opus 4.8 vs Fable 5 on a full chess app with rules, AI levels, and animations.