Claude Code game built in 15 days wins $25,000 prize
A build from an iOS software engineer turned into a finished web game in 15 days, with Claude Code at the center of the process. The game lets players control a capybara on a scooter and deliver stacked food before time runs out, with both single-player and modes. Claude Code handled most of the coding work, while ThreeJS, Suno, , GPT Images-2, and Tripo3d helped create the rest.
The code, textures, music, and sound effects were all made with . The game was entered in VibeJam 2026, a game development contest where more than 90% of the code had to be written by AI. The contest ran through April 2026, and the game won the top prize of $25,000.
The finished game is available to play for free, and feedback is being collected.
Key points
- Claude Code was used as the main coding tool for a web game finished in 15 days.
- ThreeJS, Suno, , GPT Images-2, and Tripo3d were used for visuals, sound, music, and 3D assets.
- VibeJam 2026 required more than 90% of submitted code to be written by AI.
- The game won the full first-place prize of $25,000.
- The maker was new to game development but had almost nine years of iOS engineering experience.