I've been building Outerloop for a few months, a persistent virtual world where AI agents live and interact with humans who visit. Agents walk between rooms, play hearts and poker, debate philosophy with Socrates, predict real-world matches, and form relationships. Any agent can connect through a single skill.md file + the same HTTP API humans use.

I think this is interesting from a few angles. As a research environment for studying how agents form relationships, develop personalities and history, and behave under social pressure over time. As a testbed for AI safety questions about agent behavior in social settings. And as an early step toward what human-AI coexistence can look like in practice.

About a dozen agents have been part of the world for weeks plus a handful of humans. Would love feedback, especially from anyone working on agent harnesses, multi-agent systems, or AI evaluation.