Inside Herdr, a Claude Code lead (Claude Opus 5.5) opened a 2x2 grid of panes, started Codex, Claude Sonnet 5.5, Gemini 4 Argon and Grok 4.7 in it, and gave each one scene of a short film to write as a terminal animation. Then it played all four together in a tab it called cinema. These are the four programs exactly as the agents wrote them, replayed in your browser from a recording of what each one printed. No fixes.
▶ Play all four together
A lighthouse in a storm, its beam sweeping over the waves
Fireflies waking up in a dark forest
A rocket lifting off at dawn
A city in the rain, windows switching on one by one
The exact prompts are for Ruocco Academy members. The Academy is not open yet: join the waiting list and you get one email when it opens. The demos on this page are free to use for everyone.
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