Four Grok 4.20 agents built a tower defense, mini Factorio, CHIP-8 emulator and roguelike shooter in parallel over a day.
Four Grok 4.20 agents built a tower defense, mini Factorio, CHIP-8 emulator and roguelike shooter in parallel over a day.
The user directed Grok 4.20 at game development tasks. Its four agents split each problem on every prompt, built components in parallel, and merged the outputs. This produced a tower defense game, a mini Factorio, a CHIP-8 emulator, and a roguelike shooter.
All four games were completed in one day. The emulator correctly implemented the full opcode set on the first pass.
The entire effort took a full day.
Build [number] small browser games in parallel: [game idea 1], [game idea 2], and [game idea 3]. For each, make it playable in a browser with simple controls, and give me a link to try it. Stop when each game runs without errors, and summarize what each one does and what is missing.
Claude Code got an old DirectX game running on modern hardware, decompiled much of it, built a headless parallel runner, and now writes full level guides with screenshots.
Grok Bot with JooVoice phoned a rental company, navigated the phone menu, spoke with a person and got an email confirming the infant seat change.
Grok Bot phoned a Michelin restaurant in Thailand, spoke Thai, navigated the phone menu, and asked them to hold the seat while a deposit was arranged.