Mirror Particle is building a 'world model' that simulates human behavior
Mirror Particle is building a ‘world model’ of human behavior
What happened
San Francisco startup Mirror Particle is building a foundation model from scratch to simulate human behavior and why it changes. It argues that using LLM role-play to predict group behavior is fundamentally ineffective. Its model combines customer data with current events, popular culture, and social media to track 'real behavior' rather than survey responses, and explains the motivations and constraints behind recommendations.
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