What it does
Arena is a Claude Code skill for when an answer is not good enough. It gives the same task to 100 sub-agents, each with a different strategy. They are paired off, critique each other's work and are scored by a judge until one solution is left. Work stays inside a .arena folder.
Use cases
- 01Find a better answer to a hard analysis task
- 02Compare many drafts of a proposal
- 03Stress test a plan against objections