Researchers at OpenAI have observed artificial agents developing increasingly sophisticated tool use while playing a game of hide-and-seek. In a simulated environment, the agents learned six distinct strategies and counterstrategies that even the creators did not anticipate. This emergent complexity suggests that multi-agent interaction could lead to highly intelligent behavior in the future. --- Why it matters: This research matters because it demonstrates how simple interactions between multiple agents can give rise to complex behaviors, potentially leading to significant advancements in artificial intelligence. Source: https://openai.com/index/emergent-tool-use