AI agents invent private language in Emergence test

Emergence's Emergence World 2 experiment found identical AI agents across eight worlds spontaneously created and repeatedly used novel jargon. Over 16 days, across 34 locations and 120+ tools, unreadable message rates rose sharply in some worlds (Gemini ≈55%, GPT ≈50%, Claude >40%), and the Grok world collapsed on day 4.

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